Real-time clocks provide time and/or date information in almost any electronic device that is needed to keep accurate time. They can provide accurate real-time time for people, or provide accurate time reference for electronic system. At present, most real-time clock chips use crystal oscillator with high precision as clock source.
IC RTC PHANTOM PAR 28-DIP / Real Time Clock Phantom Clock/Parallel 32Kbyte Clock/Calendar/NV SRAM Control 28-Pin EDIP
IC RTC CLK/CALENDAR I2C 8-SOIC / Real Time Clock Serial Clock/Calendar/Alarm/Timer/Battery Backup 8-Pin SO T/R
Real-Time Clock (RTC) and calendar
350000 pieces
IC RTC CLK/CALENDAR I2C 10-MSOP / Real Time Clock (RTC) IC Clock/Calendar I²C, 2-Wire Serial 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Low Power RTC with Battery Backed SRAM, Integrated 5ppm | IC RTC CLK/CALENDAR I2C 20-SOIC
IC RTC CLK/CALENDAR I2C 8-MSOP
Real Time Clock Parallel 256byte Clock/Calendar/NV Timekeeping RAM/Watchdog Timer/Battery Backup 28-Pin SOH T/R / IC RTC CLK/CALENDAR PAR 28SOH
9300 pieces
IC RTC CLK/CALENDAR SER 8-SOP
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 10-SON
IC RTC CLK/CALENDAR I2C 8-SOP
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CAL I2C/SPI 20-SOIC
IC RTC CLK/CALENDAR SER 14-SOIC
6108 pieces
IC RTC CLK/CALENDAR PAR 28-EDIP
IC RTC CLK/CALENDAR PAR 32-EDIP / Real Time Clock Parallel 128Kbyte Clock/Calendar/NV Timekeeping RAM 32-Pin EDIP
IC RTC CLK/CALENDAR PAR 32EDIP
760 pieces
IC RTC CLK/CALENDAR I2C 8SO
IC RTC CLK/CALENDAR PAR 24DIP
IC RTC CLK/CAL I2C/SPI 16-SOIC / Real Time Clock (RTC) IC Clock/Calendar I²C, 2-Wire Serial 16-SOIC (0.295", 7.50mm Width)
7985 pieces
8180 pieces
51622 pieces
Low Power RTC with Battery Backed SRAM, Integrated ±5ppm Temperature Compensation and Auto Daylight Saving | IC RTC CLK/CALENDAR I2C 20-SOIC
15000 pieces
Real-time Clock Module | IC RTC CAL I2C/2-WIRE SER 8MSOP
5200 pieces
IC RTC CLK/CALENDAR SPI 14TSSOP
IC RTC CLK/CALENDAR SPI 10-MSOP
22425 pieces
IC RTC CLK/CALENDAR PAR 28-PLCC
Real Time Clock/Calendar with EEPROM | IC RTC CLK/CALENDAR I2C 8-SOIC
123 pieces
IC RTC CLK/CALENDAR I2C 8LCC
IC RTC PHANTOM PAR 28-DIP / Real Time Clock Phantom Clock/Parallel 32Kbyte Clock/Calendar/NV SRAM Control 28-Pin EDIP
IC RTC PHANTOM CHIP PAR 28EDIP
IC RTC CLK/CALENDAR PAR 28SOH / Real Time Clock Parallel 256byte Clock/Calendar/NV Timekeeping RAM/Watchdog Timer/Battery Backup 28-Pin SOH T/R
TRICKLE-CHARGE TIMEKEEPING CHIP
Real Time Clock Serial 31byte Clock/Calendar/Trickle Charger/NV Timekeeping RAM 8-Pin SOIC N T/R
254201 pieces
Real Time Clock Serial 31byte Clock/Calendar/Trickle Charger/NV Timekeeping RAM 8-Pin SOIC N T/R / IC RTC CLK/CALENDAR SER 8-SOIC
IC RTC CLK/CALENDAR SER 8-SOIC
IC RTC CLK/CALENDAR SER 8-SOIC
IC RTC CLK/CALENDAR SER 8-SOIC
IC RTC CLK/CALENDAR I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 1B I²C, 2-Wire Serial 8-WCDFN
IC RTC CLK/CALENDAR PAR 24-SOIC / Real Time Clock Multiplexed 114byte Clock/Calendar/Alarm 24-Pin SOIC W T/R
IC RTC CLK/CALENDAR PAR 24-SOIC / Real Time Clock Multiplexed 114byte Clock/Calendar/Alarm 24-Pin SOIC W
IC RTC CLK/CALENDAR SPI 10-USOP / Real Time Clock Serial Clock/Calendar/Alarm/Trickle Charger 10-Pin uMAX T/R
IC BATT CHG SPI RTC W/TRICKLE
63100 pieces
IC RTC CLK/CALENDAR SPI 10-USOP
IC RTC ELAPSED CNT I2C 8-SOIC / Real Time Clock Serial 10byte Clock/Calendar/Time/Temperature/Event Recorder/Alarm 8-Pin SOIC N T/R
16286 pieces
IC RTC ELAPSED CNT I2C 8-SOIC
IC RTC ELAPSED CNT I2C 8-SOIC / Total Elapsed Time Recorder with Alarm
16315 pieces
Real Time Clock Serial 10byte Clock/Calendar/Time/Temperature/Event Recorder/Alarm 8-Pin SOIC N Tube / IC RTC ELAPSED CNT I2C 8-SOIC
16315 pieces
IC RTC CLK/CALENDAR I2C 8-TSSOP