Clock/Timing - Real Time Clocks
2231 Items
PDF Mfr Part # RFQ Series Packaging Product StatusTypeFeaturesMemory SizeTime FormatDate FormatInterfaceVoltage - SupplyVoltage - Supply, BatteryCurrent - Timekeeping (Max)Operating TemperatureMounting TypePackage / CaseSupplier Device Package
1338-31DVGI
1338-31DVGI
IC RTC CLK/CALENDAR I2C 8-TSSOP
Renesas Electronics America Inc
Tube ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3.3V ~ 5.5V1.3V ~ 3.7V5µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
M41T56M6F
M41T56M6F
IC RTC CLK/CALENDAR I2C 8-SOIC
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarLeap Year, NVSRAM56BHH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial4.5V ~ 5.5V2.5V ~ 3.5V100µA (Typ) @ 4.5V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
M41T82SM6F
M41T82SM6F
IC RTC CLK/CALENDAR I2C 8-SOIC
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 5.5V2V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
BQ3285P-SB2
BQ3285P-SB2
IC RTC CLK/CALENDAR PAR 24-DIP
Texas Instruments
Tube ObsoleteClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output114BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V2.5V ~ 4V-0°C ~ 70°CThrough Hole24-DIP (0.600", 15.24mm)24-PDIP
M41T93ZQA6F
M41T93ZQA6F
IC RTC CLK/CALENDAR SPI 16-QFN
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI2.38V ~ 5.5V1.8V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount16-VQFN Exposed Pad16-QFN (4x4)
DS12R885S-5+
DS12R885S-5+
IC RTC CLK/CALENDAR PAR 24-SOIC
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger114BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V2V ~ 3.05V2mA @ 4.5V ~ 5.5V-40°C ~ 85°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
M41T93RMY6F
M41T93RMY6F
IC RTC CLK/CALENDAR SPI 18-SOX
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI2.7V ~ 5.5V1.8V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
M41T93SMY6F
M41T93SMY6F
IC RTC CLK/CALENDAR SPI 18-SOX
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI3V ~ 5.5V1.8V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
M41T93ZMY6F
M41T93ZMY6F
IC RTC CLK/CALENDAR SPI 18-SOX
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddSPI2.38V ~ 5.5V1.8V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
M41T83SMY6F
M41T83SMY6F
IC RTC CLK/CALENDAR I2C 18-SOX
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer7BHH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 5.5V2V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
ISL12022MIBZ-T
ISL12022MIBZ-T
IC RTC/CALENDAR TEMP SNSR 20SOIC
Renesas Electronics America Inc
Tape & Reel (TR) ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, SRAM128BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V14µA ~ 15µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SOIC
BQ4802YPW
BQ4802YPW
IC RTC CLK/CALENDAR PAR 28-TSSOP
Texas Instruments
Tube ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V2.4V ~ 4V1.5mA (Typ) @ 4.5 V ~ 5.5 V0°C ~ 70°CSurface Mount28-TSSOP (0.173", 4.40mm Width)28-TSSOP
M41T315V-85MH6F
M41T315V-85MH6F
IC RTC PHANTOM SER 28-SOIC
STMicroelectronics
Tape & Reel (TR) ObsoletePhantom Time ChipLeap Year, Supervisor-HH:MM:SS (12/24 hr)YY-MM-DD-ddSerial3V ~ 3.6V2.5V ~ 3.7V2mA @ 2.7V ~ 3.6V-40°C ~ 85°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
DS1315EN-33+
DS1315EN-33+
IC RTC PHANTOM PAR 20-TSSOP
Analog Devices Inc./Maxim Integrated
Tube ActivePhantom Time ChipLeap Year-HH:MM:SS:hh (12/24 hr)YY-MM-DD-ddParallel3V ~ 3.6V2.5V ~ 3.7V1.1mA @ 3.3V-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
M48T37Y-70MH1F
M48T37Y-70MH1F
IC RTC CLK/CALENDAR PAR 44-SOH
STMicroelectronics
Timekeeper® Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V-3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount44-BSOP (0.337", 8.56mm Width) requires SNAPHAT44-SOH
M48T37Y-70MH1E
M48T37Y-70MH1E
IC RTC CLK/CALENDAR PAR 44-SOH
STMicroelectronics
Timekeeper® Tube ObsoleteClock/CalendarAlarm, Leap Year, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V-3mA @ 4.5V ~ 5.5V0°C ~ 70°CSurface Mount44-BSOP (0.337", 8.56mm Width) requires SNAPHAT44-SOH
M48T35AV-10MH1F
M48T35AV-10MH1F
IC RTC CLK/CALENDAR PAR 28SOH
STMicroelectronics
Timekeeper® Tape & Reel (TR) ActiveClock/CalendarLeap Year-HH:MM:SS (24 hr)YY-MM-DD-ddParallel3V ~ 3.6V-2mA @ 3V ~ 3.6V0°C ~ 70°CSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets28-SOH
RV5C387A-E2-F
RV5C387A-E2-F
REAL TIME CLOCK IC WITH VOLTAGE
Nisshinbo Micro Devices Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2V ~ 5.5V-0.8µA @ 3V-40°C ~ 85°CSurface Mount10-LFSOP, 10-MSOP (0.110", 2.80mm Width)10-SSOP-G
RV-8263-C7-32.768KHZ-20PPM-TA-QC
RV-8263-C7-32.768KHZ-20PPM-TA-QC
IC RTC CLK/CALENDAR I2C 8SON
Micro Crystal AG
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Programmable Clock Output, RAM, Timer1BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial0.9V ~ 5.5V-0.24µA @ 3V-40°C ~ 85°C (TA)Surface Mount8-WCDFN8-SON (3.2x1.5)
RV-4162-C7-32.768KHZ-20PPM-TA-QC
RV-4162-C7-32.768KHZ-20PPM-TA-QC
IC RTC CLK/CALENDAR I2C 8SON
Micro Crystal AG
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Programmable Clock Output, Watchdog Timer-HH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1V ~ 4.4V-0.5µA @ 3V-40°C ~ 85°C (TA)Surface Mount8-WCDFN8-SON (3.2x1.5)