MIC1555, MIC1557 Datasheet by Microchip Technology

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MICRQICHIP MlC1555/57
 
MIC1555/57
Features
 
 
 
 

 
 
 

 
 
 
 
 
 

 
Applications
 
 
 
 
 
 
 
 
 
 
 
General Description
      

       

        


       



     




        


      
     

        


        
        
     
      
      

IttyBitty RC Timer/Oscillator
VSlIE m GNDI El OUT TRG P‘N1 INDICATOR T/Tm: EOUT T/Tm: EOUT r m GNDI El GNDI ,:| CS EVS CS EVS MIC1555 MIC1555 *SV Mlc1555vus *SV mo 0 MIC1555YM5 300—”? ° M|C1555VMU J—“s‘ 1 3 ENABLED 1 10 VS OUT OUTPUT VS OUT OUTFuT STANDBY 4 DWI— c 2 cs ‘K T °—TRG 1“ STANDEV 6 of TRG 5 TRIGGER 2 GND THR 5 T THE TRIGGER 3 GND +01“; + 0 “F l V v 45v mmssvvus “”1 T wc1557vm5 J Ll |_| ‘ VS OUT 5 OUTPUT ENABLED 3 Dmi— 0— CS 1K 2 GND w L J7 omF G
MIC1555/57

Package Types
Typical Application Circuits
MIC1555


MIC1555


MIC1555


MIC1557


MIC1557


MIC1555
MONOSTABLE (ONE-SHOT)
MIC1555
MONOSTABLE WITH ENABLE
MIC1557
ASTABLE (OSCILLATOR)
< n:="" mic‘="" 555ym5="" mic1555y05="" _.»—=""> w mm ‘IJ’ mm .__F (mum m; $5,", 1x aw: ma 5 s R a mwouwut “LII" mcqsssmu IM cs Ems ma ‘ — _ ma 5 5 » ,—{ 34 0mm swam \- 1r wean P (Inuys ‘a 1n; MImssNMs 1M Mlc1551vu5 5tz
 
MIC1555/57
Functional Diagrams
MIC155YM5/MIC155YD5 BLOCK DIAGRAM WITH EXTERNAL COMPONENTS
(MONOSTABLE CONFIGURATION)
MIC1555YMU BLOCK DIAGRAM WITH EXTERNAL COMPONENTS
(MONOSTABLE CONFIGURATION)
MIC1557YM5/MIC1557YD5 BLOCK DIAGRAM WITH EXTERNAL
COMPONENTS (ASTABLE CONFIGURATION)
MIC1555/57

1.0 ELECTRICAL CHARACTERISTICS
Absolute Maximum Ratings †
 
  
  

 
Operating Ratings ‡

Notice:



‡ Notice:
Note 1: 
5 Vs ISINK SINK ISOURCE SouRCE
 
MIC1555/57
TABLE 1-1: ELECTRICAL CHARACTERISTICS (Note 1)
Electrical Characteristics:bold
Parameter Symbol Min. Typ. Max. Units Conditions
 
 300


 315 
 400 
 420 

  

858 1161  


  


   

   


   
   

1717 2323  

  


  


   

   

   
 61  72 
 27  37 
 50  
 50  
 50  72 

28  50 
 
 1.25

 0.5 
14.1   
3.8   
 2.7 18  
   

   

Note 1: 
2: 
MIC1555/57

TEMPERATURE SPECIFICATIONS (Note 1)
Parameters Sym. Min. Typ. Max. Units Conditions
Temperature Ranges
    
   
    
Package Thermal Resistance

    
    
Note 1: 



1m) 70 m A 50 - :m S 5 1 R' m 50 3 mak g z 0.1 2 < ‘0="" g=""><7 10k="" 5="" 6="" cm="" -="" \="" -="" 72="" 3“="" §="" 2'="" g="" 3="" mm="" 1m="" 2="" 20="" 0.0001="" ‘="" ‘="" 0="" 10="" ne="" e="" e="" 72="" 'é="" e="" ’2="" e="" “e="" 7e="" 0="" 5355555555="" 407200204030801dc="" frequencv(h1)="" temperature="" [‘cp="" figure="" 2-4:="" on="" resistance="" vs.="" um="" .="" sun="" “filk‘="" -="" i:="" 1“="" ‘="" (5="" 250="" e="" 1="" 16k="" 5="" ‘="" «.5:="" 0.1="" k="" g="" 250="" e="" a="" 2="" cm="" ml="" 0="" 240="" m="" 5="" 3="" arm="" 1m="" &="" a/="" '="" 3="" 220="" (mom="" a="" e="" e="" ’2="" ”e="" 7e="" e="" 'é="" §="" "2="" 21m="" 3¢5§5e555="" .40-200204050501ou="" period="" (ms)="" temperature="" (”op="" figure="" 2-2:="" pulse="" width.="" figure="" 2-5:="" supply="" current="" vs.="" 70="" 500="" a="" so="" "="" g="" \="" :1="" m10="" in="" so="" ,_="" 0="" e="" z="" 40="" g="" :00="" s="" k="" 2="" so="" 3="" a="" g="" 200="" k="" 24)="" j="" z="" \\_="" g="" o="" ‘0="100" m="" 0="" o="" a="" 5="" 1a="" \5="" 20="" 0="" 5="" 10="" .5="" 25="" supply="" voltage="" (v)="" supply="" voltage="" (w="" figure="" 2-3:="" on="" resistance="" vs.="" supply="" figure="" 2-6:="" supply="" current="" vs.="" supply="">
 
MIC1555/57
2.0 TYPICAL PERFORMANCE CURVES
FIGURE 2-1: Astable Frequency.
FIGURE 2-2: Pulse Width.
FIGURE 2-3: On Resistance vs. Supply
Voltage.
FIGURE 2-4: On Resistance vs.
Temperature.
FIGURE 2-5: Supply Current vs.
Temperature.
FIGURE 2-6: Supply Current vs. Supply
Voltage.
Note: 



i='1/i<{v颔: k="" factor="" chip="" select="" voltage="" (v)="" 9="" supplv="" volyage="" (v)="" figure="" 2-8:="" mic1555ymu="" and="" mic1557="">
MIC1555/57

FIGURE 2-7: k Factors Times RC.
FIGURE 2-8: MIC1555YMU and MIC1557
Chip Select vs. Supply Voltage.
TABLE 3-2: PIN FUN Tl N TABLE, MI 1555 UTDFN Vs TABLE 3-3: PIN FUN Tl N TABLE, MI 1557 T-23 AND T T-23
 
MIC1555/57
3.0 PIN DESCRIPTIONS

TABLE 3-1: PIN FUNCTION TABLE, MIC1555 SOT-23 AND TSOT-23
Pin Number Pin Name Description
 
 
 
 
 
TABLE 3-2: PIN FUNCTION TABLE, MIC1555 UTDFN
Pin Number Pin Name Description
 
 

  
 
 
 
  
TABLE 3-3: PIN FUNCTION TABLE, MIC1557 SOT-23 AND TSOT-23
Pin Number Pin Name Description
 


 
 

 
 
MIC1555/57
 
4.0 FUNCTIONAL DESCRIPTION



     






4.1 Supply
         

4.2 Resistive Divider
       
       

4.3 Chip Select/Reset (MIC1555YMU
and MIC1557 only)


       
       
       



4.4 Threshold Comparator
        



4.5 Trigger Comparator




4.6 Flip-Flop and Output
          
      

          
      

4.7 Basic Monostable Operation
       
       
      

      



4.8 Basic Astable Operation


      
       
      
       



27vmwsv om :{> :4> mm 555 GND 2 FIGURE 5-1: One-Shot Diagram.
 
MIC1555/57
5.0 APPLICATION INFORMATION
5.1 Basic Monostable (One-Shot)
Circuit

           

      
      

      

 
        



       




        
        

        

        

FIGURE 5-1: One-Shot Diagram.

EQUATION 5-1:
5.2 Basic Astable (Oscillator) Circuits

       
        
      
        






          

      





       

   
     




      

        



        
      
        

tk
2RC=

 


 
 
Z7VTO18V MIC! 557 RA TKTOTM +9Y ETDUDF T0 IouF FIGURE 5-2: 1: o 7( Rpmc. MIC1 555 Oscillator Diagram. RkHz vs OUT FIGURE 5-3: OUTPUT MIC1555 Oscdlator *5V BkHz MIC1557 ‘ vs ouT 5 OUTPUT 1M1 cs 1k 2 T GND T/T + $01“; FIGURE 5-4.‘ MICT557 Oscdlator +5V mops M|c1555 ‘ vs OUT OUTPUT INPUTo—I ‘ TRG 1K 1N414a T 2 GND THR 5 + J $0.1m FIGURE 5-5: Falling Edge Trigger
MIC1555/57
 
FIGURE 5-2: Oscillator Diagram.



EQUATION 5-2:


FIGURE 5-3: MIC1555 Oscillator
Configuration.
       



FIGURE 5-4: MIC1557 Oscillator
Configuration.
5.3 Falling-Edge Triggered
Monostable Circuit
       
        
       
 
       


FIGURE 5-5: Falling Edge Trigger
Configuration.
5.4 Rising-Edge Triggered
Monostable Circuit
       




f1
k1RC
--------------=

 


 
 
+5V fl moons “LI— messs 1 vs TRG GND OUT OUTPUT THR FIGURE 5-6: Rising Edge Trigger +5V #12V OFFZ 3 3v "“1555 o—ts THR vs ‘ RL 07.33 7 ‘ TRG f sun OUTHEL FIGURE 5-7: Schmirt Trigger. .av M61557 . ‘ vs cs m T mnom 7 m men : ON uzv Nick-(ANNE mosm R “New? I FIGURE 5-8: Charge Pump.
 
MIC1555/57
FIGURE 5-6: Rising Edge Trigger
Configuration.
5.5 Accuracy

        






     
       


      
       


5.6 Long Time Delays

       
      

         
       
      

        

5.7 Inverting Schmitt Trigger
        
       


         


        
      
       
       

FIGURE 5-7: Schmitt Trigger.
5.8 Charge Pump Low-Side MOSFET
Drivers
      
      
     

      

          
      
       


     
          

FIGURE 5-8: Charge Pump.
5.9 Audible Voltmeter
       


        
        

        


Ry Wk 05v TO nav MIC! 555 THE TRG FIGURE 5-9: Audible voltmeter.
MIC1555/57
 
FIGURE 5-9: Audible Voltmeter.
TITLE 5 LEAD SOT23 PACKAGE OUTLINE & RECOMMENDED LAND PATTERN DRAWING u T SOT, *SLDiPLil UNIT T MM ZSOiOJO H095 TYF’ 3 2 L a 2“ “rm 0 3?, i ‘ 7 (2m) 3 o H ' 9!? 1 a o T — c» L N , $775va a a T $- 3 T T N 7 mmm 7 T 7 T g TATT 9 g ' 25.3) T SS 0250 WM 10- Ty; Cur: DEED W51 " (2mm) 3; TOP VTEW STDE VTEW TQD ESCA E—. 095 BSC 3: watm m at? q gm 7, 0 N? DETATL 31 Du G : o m' 0.0 S m. :3 3' um E; g 5 r Liam“ M RECOMMENDED LAND PATTERN NoTE: mmygmw PACKAGE ouTLTNE EXCLUSTVE OF MOLD FLASH dc EURR PACKAGE ouTLTNE TNcLusTvE OF SDLER PLATTNG DTMENSTON AND TOLERANCE PER ANST HAW. 1952. FOOT LENGTH MEASUREMENT BASED ON GAUGE PLANE METHOD, DTE FACES UP FOR MOLD, AND FACES DOWN FOR TRTM/FORM ALL DTMENsToNs ARE TN MTLLTMETERS
 
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6.0 PACKAGING INFORMATION
5-Lead SOT-23 Package Outline and Recommended Land Pattern
Note: For the most current package drawings, please see the Microchip Packaging Specification located at
http://www.microchip.com/packaging.
TITLE: 5 LEAD TSOT PACKAGE OUTLINE & RECOMMENDED LAND PATTERN DRAWING I: | TSOT’SLDEPLEI UNIT | M no asc A: § fi 9 ' :11"! w m u m / SEE mu w END v1Ew m ‘ a. A. s “3"an [2 pkg) \ i 3 Egg‘ § 8 E = “mm «- ‘ 4 fir? “H“ a anion w 9—55- m “m‘ ' DETAIL A” 1 m use r—E_:Lm m S S "are 7—}i g 2 1. Dimensions and mlzrances II: as Der ANSI N " m su, 1994 2 Die is facing u m mold D): a: (nun down for tnm orrnv 1e reverse mm/ mm Alumna“ Ar: Exclusive of maid um. and gate burr A The foollenglh measuring is based on the gauge plane method. “mm 5. Au s'pemncauon cnmply La mm Spec M0193 lalue c a An dimenuans are m milhmeten RECDMMENDED LAND PATTERN
MIC1555/57
 
5-Lead Thin SOT-23 Package Outline and Recommended Land Pattern
Note: For the most current package drawings, please see the Microchip Packaging Specification located at
http://www.microchip.com/packaging.
TITLE 10 LEAD UTDFN 2.0X2.D mm PACKAGE OUTLINE 62 RECOMMENDED LAND PATTERN DRAWING I UTDFNZL‘ilOLD’PL’l UNIT MM Lead Frame Copper Lead Finish AnilliiAu Nam m,am- PIN «1 IDENTIFICATIDN mu 1 RADIUS Mun «eooutuusufi 1100101130 MARKING Exp DAP ‘ D A m V D D mun Es: Mummau annumusu D D Exp DAP D D L uennmuau D L! ueunwnsnA L TDP VIEW BUTTDM VIEW >4qu 1.2.14 nun: he,“ L M W as ,i CI W 0 4m 7 T CI 0 El max 7 m ’ a mom om El El —' M - 0 El mm: 1,2.“ a \_l tmj m mmmns ARE [M Human: H5 w mm: mmz 15 ans "n "mm mum: sum [s 0075 m m ALL nmicnuus as m m m m m? mm 3: mm mm‘ m cm. mummy; 1mm Vh: S‘za man be 020mm m anmm h mm", asmn mm mm shnmd b3 :unnKud 1.: Wm plums m mm WWI-M DUNN-mm: RECDMMENDED LAND PATTERN mm 5
 
MIC1555/57
10-Lead 2 mm x 2 mm UTDFN Package Outline and Recommended Land Pattern
Note: For the most current package drawings, please see the Microchip Packaging Specification located at
http://www.microchip.com/packaging.
MIC1555/57
 
NOTES:
 
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APPENDIX A: REVISION HISTORY
Revision A (March 2017)
 

 
 
Section 1.0 “Electrical Characteristics”
Revision B (April 2019)
 

MIC1555/57
 
NOTES:
—I>< 41x="" fix="">
 
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PRODUCT IDENTIFICATION SYSTEM

Examples:
  


  


  


  


  


  


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Device
Device:  
 
Temperature:   
Package:   
  
  
Media Type:   
  
  
X
Temperature
XX
Media Type
Note 1: 





MIC1555/57
 
NOTES:
QUALITY MANAGEMENT SYSTEM CERTIFIED BY DNV = ISO/TS 16949 =
 
      


       
    
      
     
    
      
   
  .    
         
 

        
         
      

Trademarks













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



























Note the following details of the code protection feature on Microchip devices:
 
 

 


 
 




Microchip received ISO/TS-16949:2009 certification for its worldwide
headquarters, design and wafer fabrication facilities in Chandler and
Tempe, Arizona; Gresham, Oregon and design centers in California
and India. The Company’s quality system processes and procedures
are for its PIC® MCUs and dsPIC® DSCs, KEELOQ® code hopping
devices, Serial EEPROMs, microperipherals, nonvolatile memory and
analog products. In addition, Microchip’s quality system for the design
and manufacture of development systems is ISO 9001:2000 certified.
6‘ ‘MICFIOCHIP AMERICAS ASIA/PACIFIC ASIA/PACIFIC EUROPE
 
AMERICAS
Corporate Office









Atlanta



Austin, TX

Boston



Chicago



Dallas



Detroit


Houston, TX

Indianapolis




Los Angeles




Raleigh, NC

New York, NY

San Jose, CA


Canada - Toronto


ASIA/PACIFIC
Australia - Sydney

China - Beijing

China - Chengdu

China - Chongqing

China - Dongguan

China - Guangzhou

China - Hangzhou

China - Hong Kong SAR

China - Nanjing

China - Qingdao

China - Shanghai

China - Shenyang

China - Shenzhen

China - Suzhou

China - Wuhan

China - Xian

China - Xiamen

China - Zhuhai

ASIA/PACIFIC
India - Bangalore

India - New Delhi

India - Pune

Japan - Osaka

Japan - Tokyo

Korea - Daegu

Korea - Seoul

Malaysia - Kuala Lumpur

Malaysia - Penang

Philippines - Manila

Singapore

Taiwan - Hsin Chu

Taiwan - Kaohsiung

Taiwan - Taipei

Thailand - Bangkok

Vietnam - Ho Chi Minh

EUROPE
Austria - Wels


Denmark - Copenhagen


Finland - Espoo

France - Paris


Germany - Garching

Germany - Haan

Germany - Heilbronn

Germany - Karlsruhe

Germany - Munich


Germany - Rosenheim

Israel - Ra’anana

Italy - Milan


Italy - Padova

Netherlands - Drunen


Norway - Trondheim

Poland - Warsaw

Romania - Bucharest

Spain - Madrid


Sweden - Gothenberg

Sweden - Stockholm

UK - Wokingham


Worldwide Sales and Service


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