Real Time Clocks

Showing 1,941-1,960 of 2,043 items.

Part Number	Description	In Stock
DS17287-5+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR PAR 24-EDIP Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output Memory Size : 2KB Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : Parallel Voltage - Supply : 4.5V ~ 5.5V Voltage - Supply, Battery : 2.5V ~ 3.7V Current - Timekeeping (Max) : 3mA @ 4.5V ~ 5.5V Operating Temperature : 0°C ~ 70°C Mounting Type : Through Hole Package / Case : 24-DIP Module (0.600", 15.24mm) Supplier Device Package : 24-EDIP	1301 More on Order
M48T201Y-70MH1F STMicroelectronics	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR PAR 44-SOH Manufacturer : STMicroelectronics Warranty : Up to 1 year [Limited-Warranty]* Series : Timekeeper® Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : Parallel Voltage - Supply : 4.5V ~ 5.5V Voltage - Supply, Battery : 3V Current - Timekeeping (Max) : 3mA @ 4.5V ~ 5.5V Operating Temperature : 0°C ~ 70°C Mounting Type : Surface Mount Package / Case : 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT Supplier Device Package : 44-SOH	1538 More on Order
M48T58Y-70MH1F STMicroelectronics	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR PAR 28-SOH Manufacturer : STMicroelectronics Warranty : Up to 1 year [Limited-Warranty]* Series : Timekeeper® Type : Clock/Calendar Features : Leap Year Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : Parallel Voltage - Supply : 4.5V ~ 5.5V Current - Timekeeping (Max) : 3mA @ 4.5V ~ 5.5V Operating Temperature : 0°C ~ 70°C Mounting Type : Surface Mount Package / Case : 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets Supplier Device Package : 28-SOH	1695 More on Order
RTC-72421B: ROHS EPSON	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR PAR 18-DIP Manufacturer : EPSON Warranty : Up to 1 year [Limited-Warranty]* Series : RTC-72421 Type : Clock/Calendar Features : Leap Year Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : Parallel Voltage - Supply : 4.5V ~ 5.5V Current - Timekeeping (Max) : 5µA ~ 10µA @ 2V ~ 5V Operating Temperature : -10°C ~ 70°C Mounting Type : Through Hole Package / Case : 18-DIP (0.300", 7.62mm) Supplier Device Package : 18-DIP	945 More on Order
DS1305N+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR SPI 16-DIP Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, NVSRAM, Trickle-Charger Memory Size : 96B Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : SPI Voltage - Supply : 2V ~ 5.5V Voltage - Supply, Battery : 2V ~ 5.5V Current - Timekeeping (Max) : 25.3µA ~ 81µA @ 2V ~ 5V Operating Temperature : -40°C ~ 85°C Mounting Type : Through Hole Package / Case : 16-DIP (0.300", 7.62mm) Supplier Device Package : 16-PDIP	1270 More on Order
DS1685S-5+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR PAR 24-SOIC Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, NVSRAM, Square Wave Output, Y2K Memory Size : 242B Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : Parallel Voltage - Supply : 4.5V ~ 5.5V Voltage - Supply, Battery : 2.5V ~ 3.7V Current - Timekeeping (Max) : 3mA @ 5V Operating Temperature : 0°C ~ 70°C Mounting Type : Surface Mount Package / Case : 24-SOIC (0.295", 7.50mm Width) Supplier Device Package : 24-SOIC	910 More on Order
RTC-7301SF:B3 ROHS EPSON	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR PAR 24-SSOP Manufacturer : EPSON Warranty : Up to 1 year [Limited-Warranty]* Series : RTC-7301SF Type : Clock/Calendar Features : Alarm, Leap Year Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : Parallel Voltage - Supply : 2.4V ~ 5.5V Current - Timekeeping (Max) : 1µA ~ 2µA @ 3V ~ 5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 24-SOP (0.213", 5.40mm Width) Supplier Device Package : 24-SSOP	1386 More on Order
RX-4801SA:UB3 PURE SN EPSON	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR SPI 14-SOP Manufacturer : EPSON Warranty : Up to 1 year [Limited-Warranty]* Series : RX-4801SA Type : Clock/Calendar Features : Alarm, Leap Year Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : SPI Voltage - Supply : 1.6V ~ 5.5V Current - Timekeeping (Max) : 2.1µA ~ 3.4µA @ 3V ~ 5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 14-SOIC (0.209", 5.30mm Width) Supplier Device Package : 14-SOP	501 More on Order
DS1339BU+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 8-UMAX Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output, Trickle-Charger Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.71V ~ 5.5V Voltage - Supply, Battery : 1.3V ~ 3.7V Current - Timekeeping (Max) : 200µA @ 1.71V ~ 5.5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package : 8-uMAX	1151 More on Order
DS1308U-18+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 8-UMAX Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Leap Year, NVSRAM, Square Wave Output Memory Size : 56B Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.71V ~ 5.5V Voltage - Supply, Battery : 1.3V ~ 5.5V Current - Timekeeping (Max) : 100µA @ 200µA @ 1.89V ~ 5.5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package : 8-uMAX	1164 More on Order
DS1339U-2+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 8-USOP Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output, Trickle-Charger Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.8V ~ 5.5V Voltage - Supply, Battery : 1.3V ~ 3.7V Current - Timekeeping (Max) : 100µA @ 2.2V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package : 8-uMAX	619 More on Order
DS1340U-33+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 8-USOP Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Leap Year, Trickle-Charger Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 2.97V ~ 5.5V Voltage - Supply, Battery : 1.3V ~ 5.5V Current - Timekeeping (Max) : 150µA @ 5.5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package : 8-uMAX	438 More on Order
RX-4574LC:B3 PURE SN EPSON	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR SER 12-VSOJ Manufacturer : EPSON Warranty : Up to 1 year [Limited-Warranty]* Series : RX-4581NB Type : Clock/Calendar Features : Alarm, Leap Year Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : 3-Wire Serial Voltage - Supply : 1.6V ~ 5.5V Current - Timekeeping (Max) : 0.7µA ~ 0.9µA @ 3V ~ 5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 12-TFSOJ (0.094", 2.40mm Width) Supplier Device Package : 12-VSOJ	2183 More on Order
DS1371U+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC BINARY CNT I2C 8-USOP Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Binary Counter Features : Alarm, Square Wave Output, Watchdog Timer Time Format : Binary Date Format : Binary Interface : I²C, 2-Wire Serial Voltage - Supply : 1.7V ~ 5.5V Current - Timekeeping (Max) : 1.3µA @ 1.7V ~ 5.5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package : 8-uMAX	3088 More on Order
DS1337U+ Maxim Integrated	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 8-USOP Manufacturer : Maxim Integrated Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.8V ~ 5.5V Current - Timekeeping (Max) : 0.6µA @ 1.3V ~ 1.8V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Supplier Device Package : 8-uMAX	5638 More on Order
RX-8564LC:B0 PURE SN EPSON	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 12-VSOJ Manufacturer : EPSON Warranty : Up to 1 year [Limited-Warranty]* Series : RX-8564LC Type : Clock/Calendar Features : Alarm, Leap Year Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.8V ~ 5.5V Current - Timekeeping (Max) : 0.65µA ~ 0.8µA @ 2V ~ 5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 12-TFSOJ (0.094", 2.40mm Width) Supplier Device Package : 12-VSOJ	3623 More on Order
RX-8571LC:B3 PURE SN EPSON	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 12-VSOJ Manufacturer : EPSON Warranty : Up to 1 year [Limited-Warranty]* Series : RX-8571LC Type : Clock/Calendar Features : Alarm, Leap Year, RAM Memory Size : 16B Time Format : HH:MM:SS (24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.6V ~ 5.5V Current - Timekeeping (Max) : 0.55µA ~ 0.6µA @ 3V ~ 5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 12-TFSOJ (0.094", 2.40mm Width) Supplier Device Package : 12-VSOJ	1595 More on Order
PCF2127T/2Y NXP	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CAL I2C/SPI 16-SOIC Manufacturer : NXP Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer Memory Size : 512B Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.8V ~ 4.2V Voltage - Supply, Battery : 1.8V ~ 4.2V Current - Timekeeping (Max) : 1.5µA @ 3.3V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 16-SOIC (0.295", 7.50mm Width) Supplier Device Package : 16-SO	4249 More on Order
PCF2129T/2,518 NXP	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CAL I2C/SPI 16-SOIC Manufacturer : NXP Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer Time Format : HH:MM:SS (12/24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 1.8V ~ 4.2V Voltage - Supply, Battery : 1.8V ~ 4.2V Current - Timekeeping (Max) : 1.5µA @ 3.3V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 16-SOIC (0.295", 7.50mm Width) Supplier Device Package : 16-SO	2073 More on Order
M41T83SQA6F STMicroelectronics	Clock & Timer ICs-Real Time Clocks IC RTC CLK/CALENDAR I2C 16-QFN Manufacturer : STMicroelectronics Warranty : Up to 1 year [Limited-Warranty]* Type : Clock/Calendar Features : Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer Memory Size : 7B Time Format : HH:MM:SS:hh (24 hr) Date Format : YY-MM-DD-dd Interface : I²C, 2-Wire Serial Voltage - Supply : 3V ~ 5.5V Voltage - Supply, Battery : 2V ~ 5.5V Current - Timekeeping (Max) : 10µA @ 5.5V Operating Temperature : -40°C ~ 85°C Mounting Type : Surface Mount Package / Case : 16-VQFN Exposed Pad Supplier Device Package : 16-QFN (4x4)	1972 More on Order