Clock/Timing - Real Time Clocks

1,966 parts
Mfr Part # Qty Price Product 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
M41T60Q6F M41T60Q6F
IC RTC CLK/CALENDAR I2C 16-QFN
STMicroelectronics
83 1.09886 Obsolete Clock/Calendar Leap Year - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.3V ~ 4.4V - 0.7µA ~ 0.95µA @ 3.6V ~ 4.4V -40°C ~ 85°C Surface Mount 16-VFQFN Exposed Pad 16-QFN (3x3) Details
DS1315EN-5+ DS1315EN-5+
IC RTC PHANTOM PAR 20-TSSOP
Analog Devices Inc./Maxim Integrated
88 18.77000 Obsolete - - - - - - - - - - - - - Details
DS12887+ DS12887+
IC RTC CLK/CALENDAR PAR 24-EDIP
Analog Devices Inc./Maxim Integrated
5,899 16.23000 Active Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 4V 15mA @ 4.5V ~ 5.5V 0°C ~ 70°C Through Hole 24-DIP Module (0.600", 15.24mm) 24-EDIP Details
DS17485E-3+ DS17485E-3+
IC RTC CLK/CALENDAR PAR 28-TSOP
Analog Devices Inc./Maxim Integrated
447 9.06000 Obsolete Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 4KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 2.7V ~ 3.7V 0°C ~ 70°C Surface Mount 28-TSSOP (0.465", 11.80mm Width) 28-TSOP Details
S-35190A-T8T1G S-35190A-T8T1G
IC RTC CLK/CALENDAR SER 8-TSSOP
ABLIC Inc.
1,175 0.72421 Not For New Designs Clock/Calendar Alarm, Leap Year - HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 1.3V ~ 5.5V - 0.93µA ~ 1.1µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP Details
PCF2129T/2,518 PCF2129T/2,518
IC RTC CLK/CAL I2C/SPI 16-SOIC
NXP USA Inc.
2,273 6.15000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 4.2V 1.8V ~ 4.2V 1.5µA @ 3.3V -40°C ~ 85°C Surface Mount 16-SOIC (0.295", 7.50mm Width) 16-SO Details
DS1337+ DS1337+
IC RTC CLK/CALENDAR I2C 8-DIP
Analog Devices Inc./Maxim Integrated
20 4.63000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 5.5V - 0.6µA @ 1.3V ~ 1.8V -40°C ~ 85°C Through Hole 8-DIP (0.300", 7.62mm) 8-PDIP Details
ISL1220IUZ-T ISL1220IUZ-T
IC RTC CLK/CALENDAR I2C 10-MSOP
Renesas Electronics America Inc
3,436 3.79000 Last Time Buy Clock/Calendar Alarm, Leap Year, SRAM 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 4µA ~ 6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-MSOP Details
DS1744P-70+ DS1744P-70+
IC RTC CLK/CALENDAR PAR 34-PCM
Analog Devices Inc./Maxim Integrated
1,083 39.12000 Active Clock/Calendar Leap Year, NVSRAM, Y2K 32KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 3V 4mA @ 5V 0°C ~ 70°C Surface Mount 34-PowerCap™ Module 34-PowerCap Module Details
ISL12022MIBZ ISL12022MIBZ
IC RTC CLK/CALENDAR I2C 20-SOIC
Renesas Electronics America Inc
1,232 7.23000 Active Clock/Calendar Alarm, Daylight Savings, Leap Year, SRAM 128B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 14µA ~ 15µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 20-SOIC (0.295", 7.50mm Width) 20-SOIC Details
1337AGDCGI 1337AGDCGI
IC RTC CLK/CALENDAR I2C 8-SOIC
Renesas Electronics America Inc
4 3.30000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 5.5V - 0.3µA @ 1.3V ~ 1.8V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details
DS17885SN-3+ DS17885SN-3+
IC RTC CLK/CALENDAR PAR 24-SOIC
Analog Devices Inc./Maxim Integrated
5,567 28.60767 Active Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 8KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 2.7V ~ 3.7V -40°C ~ 85°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC Details
DS1340U-33+T&R DS1340U-33+T&R
IC RTC CLK/CALENDAR I2C 8-USOP
Analog Devices Inc./Maxim Integrated
1,671 5.29000 Active Clock/Calendar Leap Year, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.97V ~ 5.5V 1.3V ~ 5.5V 150µA @ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
MCP79402-I/ST MCP79402-I/ST
IC RTC CLK/CALENDAR I2C 8-TSSOP
Microchip Technology
3,145 1.08000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 5.5V 1.2µA (Typ) @ 3.3V -40°C ~ 85°C Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP Details
DS1672U-33+ DS1672U-33+
IC RTC BINARY CNT I2C 8-USOP
Analog Devices Inc./Maxim Integrated
2,322 5.01000 Active Binary Counter Trickle-Charger - Binary Binary I²C, 2-Wire Serial 2.97V ~ 3.63V 1.3V ~ 3.63V 500µA @ 3.63V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
ISL12020MIRZ-T7A ISL12020MIRZ-T7A
IC RTC CLK/CALENDAR I2C 20-DFN
Renesas Electronics America Inc
2,413 10.88000 Active Clock/Calendar Alarm, Daylight Savings, Leap Year, SRAM 128B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 14µA ~ 15µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 20-PowerLFDFN 20-DFN (5.5x4.0) Details
AB-RTCMC-32.768KHZ-AIGZ-S7-T AB-RTCMC-32.768KHZ-AIGZ-S7-T
IC RTC CLK/CALENDAR I2C 8-CLCC
Abracon LLC
4,270 4.37000 Active Clock/Calendar Alarm, Leap Year, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1V ~ 4.4V - 0.4µA ~ 0.95µA @ 1V ~ 4.4V -40°C ~ 85°C Surface Mount 8-WCDFN 8-CLCC (3.2x1.5) Details
DS1248Y-70IND+ DS1248Y-70IND+
IC RTC PHANTOM PAR 32-DIP
Analog Devices Inc./Maxim Integrated
7,232 55.23000 Active Phantom Time Chip NVSRAM 128KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 10mA @ 5V -40°C ~ 85°C Through Hole 32-DIP Module (0.600", 15.24mm) 32-EDIP Details
DS1746-70IND+ DS1746-70IND+
IC RTC CLK/CALENDAR PAR 32-EDIP
Analog Devices Inc./Maxim Integrated
478 59.69000 Active Clock/Calendar Leap Year, NVSRAM, Y2K 128KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 4mA @ 5V -40°C ~ 85°C Through Hole 32-DIP Module (0.600", 15.24mm) 32-EDIP Details
DS1248W-120+ DS1248W-120+
IC RTC PHANTOM PAR 32-DIP
Analog Devices Inc./Maxim Integrated
770 26.89000 Obsolete Phantom Time Chip NVSRAM 128KB HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 2.97V ~ 3.63V - 7mA @ 3.3V 0°C ~ 70°C Through Hole 32-DIP Module (0.600", 15.24mm) 32-EDIP Details
MCP795W12T-I/SL MCP795W12T-I/SL
IC RTC CLK/CALENDAR SPI 14-SOIC
Microchip Technology
4,221 1.84500 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 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 5.5V -40°C ~ 85°C Surface Mount 14-SOIC (0.154", 3.90mm Width) 14-SOIC Details
DS1307+ DS1307+
IC RTC CLK/CALENDAR I2C 8-DIP
Analog Devices Inc./Maxim Integrated
8,475 5.75000 Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 4.5V ~ 5.5V 2V ~ 3.5V 200µA @ 5V 0°C ~ 70°C Through Hole 8-DIP (0.300", 7.62mm) 8-PDIP Details
DS1340C-33#T&R DS1340C-33#T&R
IC RTC CLK/CALENDAR I2C 16-SOIC
Analog Devices Inc./Maxim Integrated
6,806 9.09000 Active Clock/Calendar Leap Year, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.97V ~ 5.5V 1.3V ~ 5.5V 150µA @ 5.5V -40°C ~ 85°C Surface Mount 16-SOIC (0.295", 7.50mm Width) 16-SOIC Details
DS1302SN+T&R DS1302SN+T&R
IC RTC CLK/CALENDAR SER 8-SOIC
Analog Devices Inc./Maxim Integrated
3,552 5.14000 Active Clock/Calendar Leap Year, NVSRAM, Trickle-Charger 31B HH:MM:SS (12/24 hr) YY-MM-DD-dd 3-Wire Serial 2V ~ 5.5V 2V ~ 5.5V 0.3µA ~ 1µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount 8-SOIC (0.209", 5.30mm Width) 8-SOIC Details

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