Product Index  >  Integrated Circuits (ICs)  >  Clock/Timing - Real Time Clocks

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Manufacturer Packaging Series Part Status Type Features Memory Size Time Format Date Format Interface Voltage - Supply Voltage - Supply, Battery Current - Timekeeping (Max) Operating Temperature Mounting Type Package / Case Supplier Device Package
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Compare Parts Datasheets Image Digi-Key Part Number Manufacturer Part Number Manufacturer Description Quantity Available
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Packaging Series Part Status Type Features Memory Size Time Format Date Format Interface Voltage - Supply Voltage - Supply, Battery Current - Timekeeping (Max) Operating Temperature Mounting Type Package / Case Supplier Device Package
   
DS1553WP-150+ Datasheet DS1553WP-150+ - Maxim Integrated DS1553WP-150+-ND IC RTC CLK/CALENDAR PAR 34-PCM 60 - Immediate
2,800 - Factory Stock
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27.96000 1 Tube?
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Active Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 8KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V 3V 2mA @ 3.3V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module
DS1554WP-120+ Datasheet DS1554WP-120+ - Maxim Integrated DS1554WP-120+-ND IC RTC CLK/CALENDAR PAR 34-PCM 21 - Immediate
28.39000 1 Tray?
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Active Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V 3V 4mA @ 3.3V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module
DP8570AV Datasheet DP8570AV - Texas Instruments DP8570AV-ND IC RTC TCP PAR 28-PLCC 17 - Immediate
455 - Factory Stock
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35.85000 1 Tube?
Alternate Packaging
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Not For New Designs Timer Clock Peripheral (TCP) Alarm, Leap Year 44B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V 2.2 V ~ 5.1 V 1µA @ 5V -40°C ~ 85°C Surface Mount 28-LCC (J-Lead) 28-PLCC (11.51x11.51)
DS1556WP-120+ Datasheet DS1556WP-120+ - Maxim Integrated DS1556WP-120+-ND IC RTC CLK/CALENDAR PAR 34-PCM 35 - Immediate
1,160 - Factory Stock
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42.08000 1 Tube?
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Active Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V 3V 4mA @ 3.3V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module
DS1556P-70+ Datasheet DS1556P-70+ - Maxim Integrated DS1556P-70+-ND IC RTC CLK/CALENDAR PAR 34-PCM 25 - Immediate
380 - Factory Stock
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45.20000 1 Tray?
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Active Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V 3V 6mA @ 5V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module
DS1747WP-120+ Datasheet DS1747WP-120+ - Maxim Integrated DS1747WP-120+-ND IC RTC CLK/CALENDAR PAR 34-PCM 31 - Immediate
2,080 - Factory Stock
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47.58000 1 Tube?
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Active Clock/Calendar Leap Year, NVSRAM, Y2K 512KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V 3V 2mA @ 3.3V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module
PT7C4337AWE Datasheet PT7C4337AWE - Pericom PT7C4337AWE -ND IC RTC CLK/CALENDAR I2C 588 - Immediate
1.40000 1 Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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0.8µA @ 1.3V ~ 1.8V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
BQ32000D Datasheet BQ32000D - Texas Instruments 296-38884-5-ND IC RTC CLK/CALENDAR I2C 8-SOIC 536 - Immediate
2,775 - Factory Stock
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2.39000 1 Tube?
Alternate Packaging
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Active Clock/Calendar Leap Year, Square Wave Output, Trickle-Charger
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HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 3 V ~ 3.6 V 1.4 V ~ 3.6 V 100µA @ 3.3V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
DS1685-5+ Datasheet DS1685-5+ - Maxim Integrated DS1685-5+-ND IC RTC CLK/CALENDAR PAR 24-DIP 27 - Immediate
6.92000 1 Tube?
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Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V 2.5 V ~ 3.7 V 3mA @ 5V 0°C ~ 70°C Through Hole 24-DIP (0.600", 15.24mm) 24-PDIP
BQ4285S-SB2 Datasheet BQ4285S-SB2 - Texas Instruments 296-6528-5-ND IC RTC CLK/CALENDAR PAR 24-SOP 97 - Immediate
8.80000 1 Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V 2.5 V ~ 4 V
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0°C ~ 70°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC
BU9873FVT-GE2 Datasheet BU9873FVT-GE2 - Rohm Semiconductor BU9873FVT-GE2CT-ND IC RTC CLK/CALENDAR I2C 8TSSOP 960 - Immediate
1.00000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP-B
BU9873FVT-GE2 Datasheet BU9873FVT-GE2 - Rohm Semiconductor BU9873FVT-GE2DKR-ND IC RTC CLK/CALENDAR I2C 8TSSOP 960 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP-B
BU9873F-GTE2 Datasheet BU9873F-GTE2 - Rohm Semiconductor BU9873F-GTE2CT-ND IC RTC CLK/CALENDAR I2C 8SOP 656 - Immediate
1.00000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.173", 4.40mm Width) 8-SOP
BU9873F-GTE2 Datasheet BU9873F-GTE2 - Rohm Semiconductor BU9873F-GTE2DKR-ND IC RTC CLK/CALENDAR I2C 8SOP 656 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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1µA ~ 1.35µA @ 3V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.173", 4.40mm Width) 8-SOP
PCF85363ATT1/AJ Datasheet PCF85363ATT1/AJ - NXP USA Inc. 568-12409-1-ND IC RTC CLK/CALENDAR I2C 10TSSOP 889 - Immediate
1.19000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Watchdog Timer
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HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 0.9 V ~ 5.5 V 0.9 V ~ 5.5 V 0.885µA @ 3.3V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-TSSOP
PCF85363ATT1/AJ Datasheet PCF85363ATT1/AJ - NXP USA Inc. 568-12409-6-ND IC RTC CLK/CALENDAR I2C 10TSSOP 889 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Watchdog Timer
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HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 0.9 V ~ 5.5 V 0.9 V ~ 5.5 V 0.885µA @ 3.3V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-TSSOP
PT7C4307WEX Datasheet PT7C4307WEX - Pericom PT7C4307WEXCT-ND IC RTC CLK/CALENDAR I2C 8-SOIC 310 - Immediate
1.56000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 4.5 V ~ 5.5 V 2 V ~ 3.5 V 1.5mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
PT7C4307WEX Datasheet PT7C4307WEX - Pericom PT7C4307WEXDKR-ND IC RTC CLK/CALENDAR I2C 8-SOIC 310 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 4.5 V ~ 5.5 V 2 V ~ 3.5 V 1.5mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
PT7C4311WEX Datasheet PT7C4311WEX - Pericom PT7C4311WEXCT-ND IC RTC CLK/CALENDAR I2C 8-SOIC 463 - Immediate
1.59000 1 Cut Tape (CT)?
Alternate Packaging
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Active Clock/Calendar Leap Year, Square Wave Output, Y2K 56B HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.2 V ~ 5.5 V 2 V ~ 5.5 V 70µA @ 1.5V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
PT7C4311WEX Datasheet PT7C4311WEX - Pericom PT7C4311WEXDKR-ND IC RTC CLK/CALENDAR I2C 8-SOIC 463 - Immediate
Digi-Reel® 1 Digi-Reel®?
Alternate Packaging
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Active Clock/Calendar Leap Year, Square Wave Output, Y2K 56B HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.2 V ~ 5.5 V 2 V ~ 5.5 V 70µA @ 1.5V ~ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
MCP795W11-I/SL Datasheet MCP795W11-I/SL - Microchip Technology MCP795W11-I/SL-ND IC RTC CLK/CALENDAR SPI 14-SOIC 39 - Immediate
1.60000 1
Non-Stock
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Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8 V ~ 3.6 V 1.3 V ~ 3.6 V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount 14-SOIC (0.154", 3.90mm Width) 14-SOIC
MCP795W12-I/ST Datasheet MCP795W12-I/ST - Microchip Technology MCP795W12-I/ST-ND IC RTC CLK/CALENDAR SPI 14-TSSOP 40 - Immediate
1.64000 1
Non-Stock
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Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8 V ~ 3.6 V 1.3 V ~ 3.6 V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount 14-TSSOP (0.173", 4.40mm Width) 14-TSSOP
ISL12057IBZ Datasheet ISL12057IBZ - Intersil ISL12057IBZ-ND IC RTC CLK/CALENDAR I2C 8-SOIC 867 - Immediate
2.45000 1 Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 3.6 V
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0.65µA @ 1.8V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
ISL12058IBZ Datasheet ISL12058IBZ - Intersil ISL12058IBZ-ND IC RTC CLK/CALENDAR I2C 8-SOIC 250 - Immediate
15,680 - Factory Stock
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2.45000 1 Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 3.6 V
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0.65µA @ 1.8V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC
DS1341T+ Datasheet DS1341T+ - Maxim Integrated DS1341T+-ND IC RTC CLK/CALENDAR I2C 8-TDFN 725 - Immediate
2.76000 1
Non-Stock
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Tube?
Alternate Packaging
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Active Clock/Calendar Alarm, Leap Year, Square Wave Output
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HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8 V ~ 5.5 V
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0.5µA ~ 0.6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-WDFN Exposed Pad 8-TDFN (3x3)
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07:36:24 12/11/2016