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 CLK/CALENDAR PAR 44-SOH
Low-Cost I2C Real-Time Clock/Calendar with SRAM and Battery Switchover
Real Time Clock Serial 56byte Clock/Calendar 8-Pin SOIC N T/R / IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 8SOIC / Real Time Clock (RTC) IC Clock/Calendar 56B I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width)
105910 pieces
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC / Low Power RTC with 50/60 Cycle AC Input, Alarms and Daylight Savings Correction
897 pieces
Serial I2C bus RTC with battery switchover
Real Time Clock Serial 64byte Clock/Calendar 8-Pin SO N T/R / IC RTC CLK/CALENDAR I2C 8-SOIC
DS1307 64 X 8, SERIAL, I2C RTC
189360 pieces
IC RTC CLK/CALENDAR I2C 8-SOIC / Real Time Clock Serial 56byte Clock/Calendar 8-Pin SOIC N T/R
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC / 64 X 8 Serial Real Time Clock
189363 pieces
IC RTC CLK/CALENDAR I2C 8-SOIC
16 Kbit 2Kb x8 TIMEKEEPER[ SRAM
69 pieces
IC RTC CLK/CALENDAR I2C 16-SOIC / Real Time Clock Serial Clock/Calendar/Alarm/Battery Backup 16-Pin SOIC W T/R
109350 pieces
109500 pieces
Real Time Clock Serial Clock/Calendar/Alarm/Battery Backup 16-Pin SOIC W / IC RTC CLK/CALENDAR I2C 16-SOIC
2470 pieces
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 28-SOIC
5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR | IC RTC CLK/CALENDAR I2C 28-SOIC
10100 pieces
Real Time Clock/Calendar with EEPROM | IC RTC CLK/CALENDAR I2C 8-SOIC
123 pieces
IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 8-SOIC
Serial I2C bus RTC with battery switchover
IC RTC CLK/CALENDAR SER 18QFN
IC RTC CLK/CALENDAR PAR 28-SOIC
2000 pieces
IC RTC CLK/CALENDAR PAR 24DIP
100 pieces
I2C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
1100 pieces
Real Time Clock/Calendar with EEPROM | IC RTC CLK/CALENDAR I2C 8-SOIC
31200 pieces
IC RTC CLK/CALENDAR I2C 6-TDFN
IC RTC CLK/CALENDAR PAR 32-TSOP
IC BATT CHG I2C RTC W/TRICKLE
6000 pieces
IC RTC CLK/CALENDAR SPI 8TDFN
IC RTC CLK/CALENDAR PAR 32EDIP
7900 pieces
IC RTC CLK/CALENDAR PAR 34PCM
1680 pieces
IC RTC CLK/CALENDAR PAR 28DIP
IC RTC CLK/CALENDAR PAR 24EDIP
Real Time Clock/Calendar with EEPROM | IC RTC CLK/CALENDAR I2C 14-SOIC
26000 pieces
RTC Module With 512Kx8 NVSRAM
I2C® Real Time Clock/Calendar with Frequency Output | IC RTC CLK/CALENDAR I2C 10-MSOP
11800 pieces
IC RTC CLK/CALENDAR SER 8SOIC
Real Time Clock/Calendar/CPU Supervisor with EEPROM | IC RTC CLK/CALENDAR I2C 8-SOIC
21800 pieces
IC RTC SYST CTRLR SER 20SOIC
10300 pieces
IC RTC CLK/CALENDAR PAR 34PCM
1570 pieces
IC RTC CLK/CALENDAR PAR 32EDIP
1200 pieces
Low Power RTC with Battery Backed SRAM | IC RTC CLK/CALENDAR I2C 8-TDFN
8000 pieces
3.3V-5V 4 Mbit 512Kb x8 TIMEKEEPER SRAM
4300 pieces