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

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Manufacturer Packaging Series 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 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
   
MCP795W21-I/SL Datasheet MCP795W21-I/SL - Microchip Technology MCP795W21-I/SL-ND IC RTC CLK/CALENDAR SPI 14-SOIC 57 - Immediate
1.68000 1 Tube?
Alternate Packaging
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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
NJU6355ED Datasheet NJU6355ED - NJR Corporation/NJRC NJU6355ED-ND IC RTC CLK/CALENDAR SER 8-DIP 100 - Immediate
2.10000 1 Tube?
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Clock/Calendar Leap Year
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HH:MM:SS (24 hr) YY-MM-DD-dd 4-Wire Serial 4.5 V ~ 5.5 V
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4µA ~ 15µA @ 2V ~ 5V -30°C ~ 80°C Through Hole 8-DIP (0.300", 7.62mm) 8-DIP
DS1342U+ Datasheet DS1342U+ - Maxim Integrated DS1342U+-ND IC RTC CLK/CALENDAR I2C 8-USOP 80 - Immediate
2.65000 1 Tube?
Alternate Packaging
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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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0.6µA ~ 0.7µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX
DS1685E-5+ Datasheet DS1685E-5+ - Maxim Integrated DS1685E-5+-ND IC RTC CLK/CALENDAR PAR 24-TSSOP 99 - Immediate
6.24000 1 Tube?
Alternate Packaging
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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 Surface Mount 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP
DS1685E-3+ Datasheet DS1685E-3+ - Maxim Integrated DS1685E-3+-ND IC RTC CLK/CALENDAR PAR 24-TSSOP 71 - Immediate
6.24000 1 Tube?
Alternate Packaging
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Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7 V ~ 3.7 V 2.5 V ~ 3.7 V 2mA @ 3V 0°C ~ 70°C Surface Mount 24-TSSOP (0.173", 4.40mm Width) 24-TSSOP
BQ4802LYPW Datasheet BQ4802LYPW - Texas Instruments 296-12757-5-ND IC RTC CLK/CALENDAR PAR 28-TSSOP 78 - Immediate
10,000 - Factory Stock
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6.43000 1 Tube?
Alternate Packaging
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Clock/Calendar Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
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HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7 V ~ 3.6 V 2.4 V ~ 4 V 1.5mA (Typ) @ 2.7 V ~ 3.6 V 0°C ~ 70°C Surface Mount 28-TSSOP (0.173", 4.40mm Width) 28-TSSOP
DS12885+ Datasheet DS12885+ - Maxim Integrated DS12885+-ND IC RTC CLK/CALENDAR PAR 24-DIP 83 - Immediate
6.83000 1 Tube?
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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 15mA @ 4.5V ~ 5.5V 0°C ~ 70°C Through Hole 24-DIP (0.600", 15.24mm) 24-PDIP
DS1685SN-3+ Datasheet DS1685SN-3+ - Maxim Integrated DS1685SN-3+-ND IC RTC CLK/CALENDAR PAR 24-SOIC 72 - Immediate
2,130 - Factory Stock
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7.25000 1 Tube?
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Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7 V ~ 3.7 V 2.5 V ~ 3.7 V 2mA @ 3V -40°C ~ 85°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC
DS12885QN+ Datasheet DS12885QN+ - Maxim Integrated DS12885QN+-ND IC RTC CLK/CALENDAR PAR 28-PLCC 95 - Immediate
1,092 - Factory Stock
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8.50000 1 Tube?
Alternate Packaging
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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 15mA @ 4.5V ~ 5.5V -40°C ~ 85°C Surface Mount 28-LCC (J-Lead) 28-PLCC (11.51x11.51)
DS1673E-3+ Datasheet DS1673E-3+ - Maxim Integrated DS1673E-3+-ND IC RTC SYSTEM CTRLR SER 20-TSSOP 60 - Immediate
9.36000 1 Tube?
Alternate Packaging
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Portable System Controller Alarm, Leap Year, Watchdog Timer
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HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 2.7 V ~ 3.3 V 2.5 V ~ 3.7 V 100µA @ 3V 0°C ~ 70°C Surface Mount 20-TSSOP (0.173", 4.40mm Width) 20-TSSOP
DS1673S-3+ Datasheet DS1673S-3+ - Maxim Integrated DS1673S-3+-ND IC RTC SYSTEM CTRLR SER 20-SOIC 50 - Immediate
684 - Factory Stock
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9.71000 1 Tube?
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Portable System Controller Alarm, Leap Year, Watchdog Timer
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HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 2.7 V ~ 3.3 V 2.5 V ~ 3.7 V 100µA @ 3V 0°C ~ 70°C Surface Mount 20-SOIC (0.295", 7.50mm Width) 20-SOIC W
DS1501YZ+ Datasheet DS1501YZ+ - Maxim Integrated DS1501YZ+-ND IC RTC CLK/CALENDAR PAR 28-SOIC 94 - Immediate
550 - Factory Stock
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10.65000 1 Tube?
Alternate Packaging
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Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V 2.5 V ~ 3.7 V 5mA @ 4.5V ~ 5.5V 0°C ~ 70°C Surface Mount 28-SOIC (0.295", 7.50mm Width) 28-SOIC W
DS1501WZN+ Datasheet DS1501WZN+ - Maxim Integrated DS1501WZN+-ND IC RTC CLK/CALENDAR PAR 28-SOIC 59 - Immediate
12.29000 1 Tube?
Alternate Packaging
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Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K 256B HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 3 V ~ 3.6 V 2.5 V ~ 3.7 V 4mA @ 3V ~ 3.6V -40°C ~ 85°C Surface Mount 28-SOIC (0.295", 7.50mm Width) 28-SOIC W
M48T35AV-10PC1 Datasheet M48T35AV-10PC1 - STMicroelectronics 497-2848-5-ND IC RTC CLK/CALENDAR PAR 28DIP 79 - Immediate
17.75000 1 Tube? Timekeeper® Clock/Calendar Leap Year
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HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 3 V ~ 3.6 V
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2mA @ 3V ~ 3.6V 0°C ~ 70°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-PCDIP, CAPHAT®
DS1315E-33+ Datasheet DS1315E-33+ - Maxim Integrated DS1315E-33+-ND IC RTC PHANTOM PAR 20-TSSOP 40 - Immediate
518 - Factory Stock
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18.49000 1 Tube?
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Phantom Time Chip Leap Year
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HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 3 V ~ 3.6 V 2.5 V ~ 3.7 V 1.1mA @ 3.3V 0°C ~ 70°C Surface Mount 20-TSSOP (0.173", 4.40mm Width) 20-TSSOP
DS17887-3+ Datasheet DS17887-3+ - Maxim Integrated DS17887-3+-ND IC RTC CLK/CALENDAR PAR 24-EDIP 31 - Immediate
406 - Factory Stock
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22.80000 1 Tube?
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Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7 V ~ 3.7 V 2.5 V ~ 3.7 V 2mA @ 2.7V ~ 3.7V 0°C ~ 70°C Through Hole 24-DIP Module (0.600", 15.24mm) 24-EDIP
DS1553WP-150+ Datasheet DS1553WP-150+ - Maxim Integrated DS1553WP-150+-ND IC RTC CLK/CALENDAR PAR 34-PCM 25 - Immediate
2,840 - Factory Stock
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27.96000 1 Tube?
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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
DP8570AV/NOPB Datasheet DP8570AV/NOPB - Texas Instruments DP8570AV/NOPB-ND IC RTC CLK/CALENDAR PAR 28-PLCC 75 - Immediate
805 - Factory Stock
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30.52000 1 Tube?
Alternate Packaging
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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)
DS17887-3IND+ Datasheet DS17887-3IND+ - Maxim Integrated DS17887-3IND+-ND IC RTC CLK/CALENDAR PAR 24-EDIP 13 - Immediate
30.77000 1 Tube?
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Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7 V ~ 3.7 V 2.5 V ~ 3.7 V 2mA @ 2.7V ~ 3.7V -40°C ~ 85°C Through Hole 24-DIP Module (0.600", 15.24mm) 24-EDIP
DS1744P-70+ Datasheet DS1744P-70+ - Maxim Integrated DS1744P-70+-ND IC RTC CLK/CALENDAR PAR 34-PCM 70 - Immediate
920 - Factory Stock
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33.21000 1 Tube?
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Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V 3V 4mA @ 5V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module
DS1744W-120+ Datasheet DS1744W-120+ - Maxim Integrated DS1744W-120+-ND IC RTC CLK/CALENDAR PAR 28-EDIP 44 - Immediate
936 - Factory Stock
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33.72000 1 Tube?
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Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V
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2mA @ 3.3V 0°C ~ 70°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-EDIP
DS1244W-120+ Datasheet DS1244W-120+ - Maxim Integrated DS1244W-120+-ND IC RTC PHANTOM PAR 28-DIP 6 - Immediate
36 - Factory Stock
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34.42000 1 Tube?
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Phantom Time Chip Leap Year, NVSRAM 32KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V
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7mA @ 3.3V 0°C ~ 70°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-EDIP
DS1744W-120IND+ Datasheet DS1744W-120IND+ - Maxim Integrated DS1744W-120IND+-ND IC RTC CLK/CALENDAR PAR 28-EDIP 60 - Immediate
35.43000 1 Tube?
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Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 2.97 V ~ 3.63 V
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2mA @ 3.3V -40°C ~ 85°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-EDIP
DP8570AV Datasheet DP8570AV - Texas Instruments DP8570AV-ND IC RTC TCP PAR 28-PLCC 21 - Immediate
490 - Factory Stock
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35.85000 1 Tube?
Alternate Packaging
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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)
DS1744-70IND+ Datasheet DS1744-70IND+ - Maxim Integrated DS1744-70IND+-ND IC RTC CLK/CALENDAR PAR 28-EDIP 92 - Immediate
624 - Factory Stock
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36.89000 1 Tube?
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Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5 V ~ 5.5 V
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4mA @ 5V -40°C ~ 85°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-EDIP
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10:04:11 7/30/2016