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
DS1344D-18+T&R
DS1344D-18+T&R
IC RTC CLK/CAL SPI 14TDFN
Analog Devices Inc./Maxim Integrated
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.71V ~ 5.5V1.3V ~ 5.5V--40°C ~ 85°CSurface Mount14-WFDFN Exposed Pad14-TDFN (3x3)
DS1344D-3+T&R
DS1344D-3+T&R
IC RTC CLK/CAL SPI 14TDFN
Analog Devices Inc./Maxim Integrated
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2.7V ~ 5.5V1.3V ~ 5.5V--40°C ~ 85°CSurface Mount14-WFDFN Exposed Pad14-TDFN (3x3)
ECS-RTC-3225-5699C3-TR
ECS-RTC-3225-5699C3-TR
IC RTC CLK/CALENDAR I2C MODULE
ECS Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year-HH:MM:SSYY-MM-DD-ddI²C, Serial2.5V ~ 5V1.6V ~ 5V4.9µA ~ 5.1µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-SMD, No Lead10-SMD
DS1306EN+T&R
DS1306EN+T&R
IC RTC CLK/CALENDAR SPI 20-TSSOP
Analog Devices Inc./Maxim Integrated
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2V ~ 5.5V2V ~ 5.5V25.3µA ~ 81µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
DS1344E-3+
DS1344E-3+
IC RTC CLK/CALENDAR SPI 20-TSSOP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger96BHH:MM:SS (12/24 hr)YY-MM-DD-ddSPI2.7V ~ 5.5V1.3V ~ 5.5V--40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
AB-RTCMC-32.768KHZ-AIGZ-S7-T
AB-RTCMC-32.768KHZ-AIGZ-S7-T
IC RTC CLK/CALENDAR I2C 8-CLCC
Abracon LLC
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Watchdog Timer-HH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1V ~ 4.4V-0.4µA ~ 0.95µA @ 1V ~ 4.4V-40°C ~ 85°CSurface Mount8-WCDFN8-CLCC (3.2x1.5)
AB-RTCMC-32.768KHZ-ZIZE-S2-T
AB-RTCMC-32.768KHZ-ZIZE-S2-T
IC RTC CLK/CALENDAR SPI MODULE
Abracon LLC
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddSPI1.1V ~ 5.5V-0.35µA ~ 0.4µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount10-SMD ModuleModule
AB-RTCMK-32.768KHZ-T3
AB-RTCMK-32.768KHZ-T3
IC RTC CLK/CALENDAR I2C 8-SMT
Abracon LLC
Tape & Reel (TR) ObsoleteClock/CalendarAlarm, Leap Year, Square Wave Output, TCXO/Crystal-HH:MM:SS (12/24 hr)YY-MM-DDI²C, 2-Wire Serial1.3V ~ 5.5V-2µA @ 3V-40°C ~ 85°CSurface Mount8-SMD Module8-SMT
BQ4802LYPWR
BQ4802LYPWR
IC RTC CLK/CALENDAR PAR 28-TSSOP
Texas Instruments
Tape & Reel (TR) ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7V ~ 3.6V2.4V ~ 4V1.5mA (Typ) @ 2.7 V ~ 3.6 V0°C ~ 70°CSurface Mount28-TSSOP (0.173", 4.40mm Width)28-TSSOP
DS1339C-33#T&R
DS1339C-33#T&R
IC RTC CLK/CALENDAR I2C 16-SOIC
Analog Devices Inc./Maxim Integrated
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.97V ~ 5.5V1.3V ~ 3.7V200µA @ 5.5V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
BQ4802LYDWR
BQ4802LYDWR
IC RTC CLK/CALENDAR PAR 28-SOIC
Texas Instruments
Tape & Reel (TR) ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7V ~ 3.6V2.4V ~ 4V1.5mA (Typ) @ 2.7 V ~ 3.6 V0°C ~ 70°CSurface Mount28-SOIC (0.295", 7.50mm Width)28-SOIC
BQ4802YDWR
BQ4802YDWR
IC RTC CLK/CALENDAR PAR 28-SOIC
Texas Instruments
Tape & Reel (TR) 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-SOIC (0.295", 7.50mm Width)28-SOIC
DS17885SN-3+
DS17885SN-3+
IC RTC CLK/CALENDAR PAR 24-SOIC
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output8KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel2.7V ~ 3.7V2.5V ~ 3.7V2mA @ 2.7V ~ 3.7V-40°C ~ 85°CSurface Mount24-SOIC (0.295", 7.50mm Width)24-SOIC
R2043T-E2-F
R2043T-E2-F
SERIAL INTERFACE REALTIME CLOCK
Nisshinbo Micro Devices Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-dd4-Wire Serial1.7V ~ 5.5V-1µA @ 3V-40°C ~ 85°CSurface Mount10-VFSOP, 10-MSOP (0.110", 2.80mm Width)10-TSSOPG
EM3028V3TP14B
EM3028V3TP14B
REAL TIME CLOCK IC, DIE
EM Microelectronic
Tape & Reel (TR) ActiveClock/CalendarAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, Trickle-Charger43BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.1V ~ 5.5V1.1V ~ 5.5V0.4µA @ 5V-40°C ~ 85°CSurface Mount14-TSSOP (0.173", 4.40mm Width)14-TSSOP
RS5C372A-E2-F
RS5C372A-E2-F
IC REAL TIME CLOCK 2 WIRE
Nisshinbo Micro Devices Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.7V ~ 6V-0.9µA ~ 2µA @ 3V ~ 6V-40°C ~ 85°CSurface Mount8-LSSOP (0.173", 4.40mm Width)8-SSOP
SRC32CN-32.768K
SRC32CN-32.768K
IC RTC 3225 CMOS 5ppm
Suntsu Electronics, Inc.
SRC32C Bulk ActiveClock/CalendarAlarm, Leap Year, RAM-HH:MM:SSYY-MM-DD-ddI²C1.6V ~ 3V-3µA-40°C ~ 85°CSurface Mount10-SMD, No Lead10-SMD
ISL12024IRTCZ
ISL12024IRTCZ
REAL-TIME CLOCK/CALENDAR WITH EM
Intersil
Bulk Active-------------
RV-8564-C3-32.768KHZ-20PPM-TA-QC
RV-8564-C3-32.768KHZ-20PPM-TA-QC
IC RTC CLK/CALENDAR I2C 10SON
Micro Crystal AG
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Programmable Clock Output, Timer-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1V ~ 5.5V-0.35µA @ 3V-40°C ~ 85°C (TA)Surface Mount10-VCDFN10-SON (3.7x2.5)
SLR32CN-32.768K
SLR32CN-32.768K
IC RTC 3225 CMOS 5ppm
Suntsu Electronics, Inc.
Bulk ActiveClock/CalendarAlarm, Leap Year, RAM-HH:MM:SSYY-MM-DDI²C2.5V ~ 5V1.6V ~ 5V500nA @ 3V-40°C ~ 85°CSurface Mount10-SMD, No Lead10-SMD