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
ISL1220IUZ-T
ISL1220IUZ-T
IC RTC CLK/CALENDAR I2C 10-MSOP
Renesas Electronics America Inc
Tape & Reel (TR) Last Time BuyClock/CalendarAlarm, Leap Year, SRAM8BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount10-TFSOP, 10-MSOP (0.118", 3.00mm Width)10-MSOP
M41T01M6F
M41T01M6F
IC RTC CLK/CALENDAR I2C 8-SOIC
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarLeap Year-HH:MM:SSYY-MM-DD-ddI²C, 2-Wire Serial2V ~ 5.5V2.5V ~ 3.5V70µA @ 2V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
M41T93RQA6F
M41T93RQA6F
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-ddSPI2.7V ~ 5.5V1.8V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount16-VQFN Exposed Pad16-QFN (4x4)
M41T83RQA6F
M41T83RQA6F
IC RTC CLK/CAL I2C 16-VFQFPN
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 Serial2.7V ~ 5.5V2V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount16-VQFN Exposed Pad16-QFN (4x4)
M41T83SQA6F
M41T83SQA6F
IC RTC CLK/CALENDAR I2C 16-QFN
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 Mount16-VQFN Exposed Pad16-QFN (4x4)
ISL12057IUZ
ISL12057IUZ
IC RTC CLK/CALENDAR I2C 8-MSOP
Renesas Electronics America Inc
Tube ActiveClock/CalendarAlarm, Leap Year-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 3.6V-0.65µA @ 1.8V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-MSOP
ISL1208IB8Z
ISL1208IB8Z
IC RTC CLK/CALENDAR I2C 8-SOIC
Renesas Electronics America Inc
Tube ActiveClock/CalendarAlarm, Leap Year, SRAM2BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 5.5V1.8V ~ 5.5V4µA ~ 6µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
M41T83ZMY6F
M41T83ZMY6F
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 Serial2.38V ~ 5.5V2V ~ 5.5V10µA @ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
DS1342U+
DS1342U+
IC RTC CLK/CALENDAR I2C 8-USOP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V-0.6µA ~ 0.7µA @ 3V ~ 5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX/uSOP
AB-RTCMC-32.768KHZ-EOZ9-S3-DBT
AB-RTCMC-32.768KHZ-EOZ9-S3-DBT
IC RTC CLK/CALENDAR I2C MODULE
Abracon LLC
Tape & Reel (TR) ActiveClock/CalendarAlarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger8BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.4V ~ 5.5V1.4V ~ 5.5V1.5µA ~ 2.2µA @ 1.4V ~ 5V-40°C ~ 85°CSurface Mount10-SMD ModuleModule
PCF8593T/1,118
PCF8593T/1,118
IC RTC CLK/CALENDAR I2C 8-SOIC
NXP USA Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, NVSRAM8BHH:MM:SS:hh (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.5V ~ 6V-8µA ~ 15µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SO
PCF2127AT/2Y
PCF2127AT/2Y
IC RTC CLK/CAL I2C/SPI 20-SOIC
NXP USA Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer512BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 4.2V1.8V ~ 4.2V1.5µA @ 3.3V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SO
MAX31328NELB+
MAX31328NELB+
INTEGRATED DS3231SN W/ NDK CRYST
Analog Devices Inc./Maxim Integrated
Tray ActiveClock/CalendarAlarm-HH:MM:SS (12/24 hr)YY-MM-DDI²C2.3V ~ 5.5V2.3V ~ 5.5V3µA ~ 3.5µA @ 3V ~ 5.5V-40°C ~ 85°CSurface Mount10-LLGA10-LGA (5x5)
PCF2129AT/2,518
PCF2129AT/2,518
IC RTC CLK/CAL I2C/SPI 20-SOIC
NXP USA Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 4.2V1.8V ~ 4.2V1.5µA @ 3.3V-40°C ~ 85°CSurface Mount20-SOIC (0.295", 7.50mm Width)20-SO
M41T81SMY6F
M41T81SMY6F
IC RTC CLK/CALENDAR I2C 18-SOIC
STMicroelectronics
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, Watchdog Timer-HH:MM:SS:hh (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.7V ~ 5.5V2V ~ 3.5V100µA @ 2.7V ~ 5.5V-40°C ~ 85°CSurface Mount18-SOX, 18-SOIC with Crystal (7.5mm Width)18-SOX
DS1338U-33+
DS1338U-33+
IC RTC CLK/CALENDAR I2C 8-USOP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 5.5V1.3V ~ 3.7V125µA ~ 200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP, 8-MSOP (0.118", 3.00mm Width)8-uMAX/uSOP
DS1307N+
DS1307N+
IC RTC CLK/CALENDAR I2C 8-DIP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarLeap Year, NVSRAM, Square Wave Output56BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial4.5V ~ 5.5V2V ~ 3.5V200µA @ 5V-40°C ~ 85°CThrough Hole8-DIP (0.300", 7.62mm)8-PDIP
PCF2129T/2,518
PCF2129T/2,518
IC RTC CLK/CAL I2C/SPI 16-SOIC
NXP USA Inc.
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 4.2V1.8V ~ 4.2V1.5µA @ 3.3V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SO
DS1302N+
DS1302N+
IC RTC CLK/CALENDAR SER 8-DIP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarLeap Year, NVSRAM, Trickle-Charger31BHH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial2V ~ 5.5V2V ~ 5.5V0.3µA ~ 1µA @ 2V ~ 5V-40°C ~ 85°CThrough Hole8-DIP (0.300", 7.62mm)8-PDIP
DS1302ZN+
DS1302ZN+
IC RTC CLK/CALENDAR SER 8-SOIC
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarLeap Year, NVSRAM, Trickle-Charger31BHH:MM:SS (12/24 hr)YY-MM-DD-dd3-Wire Serial2V ~ 5.5V2V ~ 5.5V0.3µA ~ 1µA @ 2V ~ 5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC