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
PCF85363ATT1/AZ PCF85363ATT1/AZ
IC RTC CLK/CALENDAR I2C 10TSSOP
NXP USA Inc.
6,816 1.40000 Active Clock/Calendar Alarm, Leap Year, Watchdog Timer 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 0.9V ~ 1.8V, 0.9V ~ 5.5V 0.9V ~ 5.5V 0.885µA @ 3.3V -40°C ~ 85°C (TA) Surface Mount 10-XFDFN Exposed Pad 10-DFN (2.6x2.6) Details
MCP79512T-I/MS MCP79512T-I/MS
IC RTC CLK/CALENDAR SPI 10-MSOP
Microchip Technology
6,062 1.22001 Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 3.6V -40°C ~ 85°C Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-MSOP Details
DS17287-5+ DS17287-5+
IC RTC CLK/CALENDAR PAR 24-EDIP
Analog Devices Inc./Maxim Integrated
5,399 26.19000 Active Clock/Calendar Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output 2KB HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 4.5V ~ 5.5V 0°C ~ 70°C Through Hole 24-DIP Module (0.600", 15.24mm) 24-EDIP Details
M48T201V-85MH1F M48T201V-85MH1F
IC RTC CLK/CALENDAR PAR 44-SOH
STMicroelectronics
1,872 19.02000 Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 3V ~ 3.6V 3V 2mA @ 3V ~ 3.6V 0°C ~ 70°C Surface Mount 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT 44-SOH Details
ISL12027IV27AZ ISL12027IV27AZ
RTC, NON-VOLATILE
Intersil
13,129 4.29000 Obsolete Clock/Calendar Alarm, Leap Year, Supervisor, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 10µA ~ 20µA @ 2.7V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP Details
ISL1218IBZ ISL1218IBZ
IC RTC CLK/CALENDAR I2C 8-SOIC
Renesas Electronics America Inc
980 3.79000 Obsolete 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 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details
DS1747P-70 DS1747P-70
IC RTC CLK/CALENDAR PAR 34-PCM
Analog Devices Inc./Maxim Integrated
524 23.45425 Obsolete Clock/Calendar Leap Year, NVSRAM, Y2K 512KB 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
DS1556-70IND+ DS1556-70IND+
IC RTC CLK/CALENDAR PAR 32-EDIP
Analog Devices Inc./Maxim Integrated
6,196 67.67000 Active Clock/Calendar Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K 128KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 6mA @ 5V -40°C ~ 85°C Through Hole 32-DIP Module (0.600", 15.24mm) 32-EDIP Details
DS1308U-18+ DS1308U-18+
IC RTC CLK/CALENDAR I2C 8-UMAX
Analog Devices Inc./Maxim Integrated
5,215 5.77000 Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.71V ~ 5.5V 1.3V ~ 5.5V 100µA @ 200µA @ 1.89V ~ 5.5V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
PT7C4337BLEX PT7C4337BLEX
IC REAL TIME CLK TSSOP T&R 2.5K
Diodes Incorporated
3,161 0.61964 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 - 0.8µA @ 1.2V ~ 1.8V -40°C ~ 85°C (TA) Surface Mount 8-TSSOP (0.173", 4.40mm Width) 8-TSSOP Details
M48T08-150PC1 M48T08-150PC1
IC RTC CLK/CALENDAR PAR 28DIP
STMicroelectronics
30 33.71000 Active Clock/Calendar Leap Year, Watchdog Timer - HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.75V ~ 5.5V - 3mA @ 4.7V ~ 5.5V 0°C ~ 70°C Through Hole 28-DIP Module (0.600", 15.24mm) 28-PCDIP, CAPHAT® Details
DS1746-70 DS1746-70
IC RTC CLK/CALENDAR PAR 32-EDIP
Analog Devices Inc./Maxim Integrated
705 24.44364 Obsolete Clock/Calendar Leap Year, NVSRAM, Y2K 128KB HH:MM:SS (24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V - 4mA @ 5V 0°C ~ 70°C Through Hole 32-DIP Module (0.600", 15.24mm) 32-EDIP Details
1337AGDVGI 1337AGDVGI
IC RTC CLK/CALENDAR I2C 8-TSSOP
Renesas Electronics America Inc
238 2.61000 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-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-TSSOP Details
DS1743P-85+ DS1743P-85+
IC RTC CLK/CALENDAR PAR 34-PCM
Analog Devices Inc./Maxim Integrated
470 15.35000 Obsolete - - - - - - - - - - - - - Details
MCP79401-I/SN MCP79401-I/SN
IC RTC CLK/CALENDAR I2C 8-SOIC
Microchip Technology
7,063 1.04000 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-SOIC (0.154", 3.90mm Width) 8-SOIC Details
DS1340U-3+ DS1340U-3+
IC RTC CLK/CALENDAR I2C 8-USOP
Analog Devices Inc./Maxim Integrated
5,033 5.99000 Active Clock/Calendar Leap Year, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.3V ~ 3.7V 125µA @ 3.3V -40°C ~ 85°C Surface Mount 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 8-uMAX/uSOP Details
PCF85263ATT1/AZ PCF85263ATT1/AZ
IC RTC CLK/CALENDAR I2C 10TSSOP
NXP USA Inc.
7,723 1.22000 Active Clock/Calendar Alarm, Leap Year, Watchdog Timer - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C 0.9V ~ 1.8V, 0.9V ~ 5.5V 0.9V ~ 5.5V 0.885µA @ 3.3V -40°C ~ 85°C (TA) Surface Mount 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) 10-TSSOP Details
PCA2129T/Q900/2,51 PCA2129T/Q900/2,51
IC RTC CLK/CAL I2C/SPI 16-SOIC
NXP USA Inc.
7,749 5.74000 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
BQ3285ESS-TR1 BQ3285ESS-TR1
RTC, NON-VOLATILE, 1 TIMER(S)
Texas Instruments
3,647 1.73000 Active - - - - - - - - - - - - - Details
BQ3285S-SB2 BQ3285S-SB2
IC RTC CLK/CALENDAR PAR 24-SOP
Texas Instruments
2,744 14.83000 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 - 0°C ~ 70°C Surface Mount 24-SOIC (0.295", 7.50mm Width) 24-SOIC Details
DS1689 DS1689
IC RTC CLK/CALENDAR PAR 28-DIP
Analog Devices Inc./Maxim Integrated
893 4.54274 Obsolete Clock/Calendar NVSRAM 114B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.3V, 4.5V ~ 5.5V 2.5V ~ 3.7V 2mA @ 3V, 3mA @ 5V 0°C ~ 70°C Through Hole 28-DIP (0.600", 15.24mm) 28-PDIP Details
DS1315S-5+ DS1315S-5+
IC RTC PHANTOM PAR 16-SOIC
Analog Devices Inc./Maxim Integrated
230 29.58000 Active Phantom Time Chip Leap Year - HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 1.3mA @ 5V 0°C ~ 70°C Surface Mount 16-SOIC (0.295", 7.50mm Width) 16-SOIC Details
PT7C43390AWEX PT7C43390AWEX
IC RTC LOW PWR CONSUMPTION I2C
Diodes Incorporated
3,653 0.52500 Active Clock/Calendar Alarm, Leap Year, Square Wave Output - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.35V ~ 5.5V - 0.6µA ~ 0.7µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details
M41T82RM6F M41T82RM6F
IC RTC CLK/CALENDAR I2C 8-SOIC
STMicroelectronics
2,283 3.79000 Active Clock/Calendar Alarm, Leap Year, SRAM, Watchdog Timer 7B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 2V ~ 5.5V 10µA @ 5.5V -40°C ~ 85°C Surface Mount 8-SOIC (0.154", 3.90mm Width) 8-SOIC Details

Looking for Clock/Timing - Real Time Clocks?

Submit your RFQ and our team will source it for you.

Need components fast? Get pricing & lead time within 24 hours. Submit an RFQ →