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
DS3231MZ+TRL
DS3231MZ+TRL
IC RTC CLK/CALENDAR I2C 8-SOIC
Analog Devices Inc./Maxim Integrated
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.3V ~ 5.5V2.3V ~ 5.5V130µA ~ 200µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
PCF2127T/2Y
PCF2127T/2Y
IC RTC CLK/CAL I2C/SPI 16-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 Mount16-SOIC (0.295", 7.50mm Width)16-SO
ISL12022IBZ
ISL12022IBZ
IC RTC CLK/CALENDAR I2C 8-SOIC
Renesas Electronics America Inc
Tube 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 Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
DS1344E-33+
DS1344E-33+
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-ddSPI3V ~ 5.5V1.3V ~ 5.5V120µA ~ 160µA @ 3.63V ~ 5.5V-40°C ~ 85°CSurface Mount20-TSSOP (0.173", 4.40mm Width)20-TSSOP
PCA2129T/Q900/2,51
PCA2129T/Q900/2,51
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
DS1374C-33#
DS1374C-33#
IC RTC BINARY CNT I2C 16-SOIC
Analog Devices Inc./Maxim Integrated
Tube ActiveBinary CounterAlarm, Square Wave Output, Trickle-Charger, Watchdog Timer-BinaryBinaryI²C, 2-Wire Serial2.97V ~ 5.5V1.3V ~ 5.5V175µA @ 2.97V ~ 5.5V-40°C ~ 85°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
DS12C887A+
DS12C887A+
IC RTC CLK/CALENDAR PAR 24-EDIP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output113BHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V2.5V ~ 4V15mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
DS3231S#
DS3231S#
IC RTC CLK/CALENDAR I2C 16-SOIC
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, TCXO/Crystal-HH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial2.3V ~ 5.5V2.3V ~ 5.5V110µA ~ 170µA @ 3.63V ~ 5.5V0°C ~ 70°CSurface Mount16-SOIC (0.295", 7.50mm Width)16-SOIC
DS1558W+
DS1558W+
IC RTC CLK/CALENDAR PAR 48-LQFP
Analog Devices Inc./Maxim Integrated
Tray ActiveClock/CalendarAlarm, Leap Year, Watchdog Timer, Y2K-HH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97V ~ 3.63V2.5V ~ 3.7V2mA @ 3.3V-40°C ~ 85°CSurface Mount48-LQFP48-LQFP (7x7)
DS17287-5+
DS17287-5+
IC RTC CLK/CALENDAR PAR 24-EDIP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output2KBHH:MM:SS (12/24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V2.5V ~ 3.7V3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-EDIP
M48T12-70PC1
M48T12-70PC1
IC RTC CLK/CALENDAR PAR 24DIP
STMicroelectronics
Timekeeper® Tube ActiveClock/CalendarLeap Year-HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V-3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole24-DIP Module (0.600", 15.24mm)24-PCDIP, CAPHAT®
M48T18-100PC1
M48T18-100PC1
IC RTC CLK/CALENDAR PAR 28DIP
STMicroelectronics
Timekeeper® Tube ActiveClock/CalendarLeap Year, Watchdog Timer-HH:MM:SS (24 hr)YY-MM-DD-ddParallel4.5V ~ 5.5V-3mA @ 4.5V ~ 5.5V0°C ~ 70°CThrough Hole28-DIP Module (0.600", 15.24mm)28-PCDIP, CAPHAT®
DS1746WP-120+
DS1746WP-120+
IC RTC CLK/CALENDAR PAR 34-PCM
Analog Devices Inc./Maxim Integrated
Tray ActiveClock/CalendarLeap Year, NVSRAM, Y2K128KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97V ~ 3.63V3V2mA @ 3.3V0°C ~ 70°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1744WP-120IND+
DS1744WP-120IND+
IC RTC CLK/CALENDAR PAR 34-PCM
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarLeap Year, NVSRAM, Y2K32KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97V ~ 3.63V3V2mA @ 3.3V-40°C ~ 85°CSurface Mount34-PowerCap™ Module34-PowerCap Module
DS1747W-120+
DS1747W-120+
IC RTC CLK/CALENDAR PAR 32-EDIP
Analog Devices Inc./Maxim Integrated
Tube ActiveClock/CalendarLeap Year, NVSRAM, Y2K512KBHH:MM:SS (24 hr)YY-MM-DD-ddParallel2.97V ~ 3.63V-2mA @ 3.3V0°C ~ 70°CThrough Hole32-DIP Module (0.600", 15.24mm)32-EDIP
PT7C4363BQ1WEX
PT7C4363BQ1WEX
REAL TIME CLOCK SO-8
Diodes Incorporated
Automotive, AEC-Q100 Tape & Reel (TR) ActiveClock/CalendarAlarm-HH:MM:SSYY-MM-DD-ddI²C, SMBus1.3V ~ 5.5V3V1.5µA @ 5V-40°C ~ 125°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
MCP7940MT-I/SN
MCP7940MT-I/SN
IC RTC CLK/CALENDAR I2C 8-SOIC
Microchip Technology
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V-1µA @ 5.5V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
BQ32002DR
BQ32002DR
IC RTC CLK/CALENDAR I2C 8-SOIC
Texas Instruments
Tape & Reel (TR) ActiveClock/CalendarLeap Year, Square Wave Output, Trickle-Charger-HH:MM:SS (24 hr)YY-MM-DD-ddI²C, 2-Wire Serial3V ~ 3.6V1.4V ~ 3.6V65µA @ 3.3V-40°C ~ 85°CSurface Mount8-SOIC (0.154", 3.90mm Width)8-SOIC
MCP7940MT-I/ST
MCP7940MT-I/ST
IC RTC CLK/CALENDAR I2C 8-TSSOP
Microchip Technology
Tape & Reel (TR) ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V-1µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP
MCP7940M-I/ST
MCP7940M-I/ST
IC RTC CLK/CALENDAR I2C 8-TSSOP
Microchip Technology
Tube ActiveClock/CalendarAlarm, Leap Year, Square Wave Output, SRAM64BHH:MM:SS (12/24 hr)YY-MM-DD-ddI²C, 2-Wire Serial1.8V ~ 5.5V-1µA @ 5.5V-40°C ~ 85°CSurface Mount8-TSSOP (0.173", 4.40mm Width)8-TSSOP