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 I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 2B, 43B I²C, 2-Wire Serial 8-WCDFN
IC RTC CLK/CALENDAR I2C 16SOIC
IC RTC CLK/CALENDAR PAR 18-DIP
Clock and calendar with 240 x 8-bit RAM
5951 pieces
5.0 OR 3.0V, 512 bit 64 x 8 SERIAL RTC and NVRAM SUPERVISOR
Real Time Clock Multiplexed 4KByte 24-Pin SOIC W
IC RTC CLK/CALENDAR I2C 8TSSOP / Real Time Clock (RTC) IC Clock/Calendar 64B, 1Kb I²C, 2-Wire Serial 8-TSSOP (0.173", 4.40mm Width)
IC RTC CLK/CALENDAR SER 14-SOIC
IC RTC CLK/CALENDAR I2C 8SOIC
IC RTC CLK/CALENDAR PAR 28-EDIP
12 pieces
IC RTC CLK/CALENDAR I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 1B I²C, 2-Wire Serial 8-WCDFN
IC RTC CLK/CALENDAR I2C 8SON / Real Time Clock (RTC) IC Clock/Calendar 1B I²C, 2-Wire Serial 8-WCDFN
IC, Real Time Clock, 14 SOIC
IC RTC CLK/CALENDAR I2C 16QFN
AM18X5 Series 1.5 V SPI Real-Time Clock with Power Management Family - QFN-16
Real Time Clock Parallel 256Byte 28-Pin SOIC W T/R
IC RTC TIME EVENT REC I2C 8SOIC
Real Time Clock Multiplexed 242Byte 24-Pin SOIC W T/R
IC, Rtc, SMD, 72423, SOIC24
IC RTC CLK/CALENDAR PAR 24DIP
IC RTC CLK/CALENDAR SPI 10DFN / Real Time Clock (RTC) IC Clock/Calendar SPI 10-XFDFN Exposed Pad
IC RTC BINARY COUNTER I2C 10UMAX / Real Time Clock (RTC) IC Binary Counter I²C, 2-Wire Serial 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Real Time Clock/Calendar with EEPROM | IC RTC CLK/CALENDAR I2C 8-SOIC
IC RTC CLK/CALENDAR I2C 8TDFN / Real Time Clock (RTC) IC Clock/Calendar 56B I²C, 2-Wire Serial 8-WFDFN Exposed Pad
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)
IC RTC BINARY CNTR 1-WIRE 6TSOC / Real Time Clock (RTC) IC Binary Counter 1-Wire® Serial 6-SMD, J-Lead
IC RTC CLK/CALENDAR PAR 24EDIP / Real Time Clock (RTC) IC Clock/Calendar 8KB Parallel 24-DIP Module (0.600", 15.24mm)
IC RTC CLK/CALENDAR PAR 32EDIP / Real Time Clock (RTC) IC Clock/Calendar 512KB Parallel 32-DIP Module (0.600", 15.24mm)
IC RTC PHANTOM CHIP PAR 32EDIP / Real Time Clock (RTC) IC Phantom Time Chip 512KB Parallel 32-DIP Module (0.600", 15.24mm)
IC RTC CLK/CALENDAR I2C 8WLP
IC RTC CLK/CALENDAR PAR 34PCM
IC RTC CLK/CALENDAR PAR 28DIP
IC RTC PHANTOM CHIP PAR 16SOIC / Real Time Clock (RTC) IC Phantom Time Chip Parallel 16-SOIC (0.295", 7.50mm Width)
IC RTC BINARY COUNTER I2C 8SOIC
IC RTC PHANTOM CHIP PAR 20TSSOP
IC RTC CLK/CALENDAR I2C 8-TDFN
IC RTC CLK/CALENDAR PAR 28SOP
IC RTC CLK/CALENDAR PAR 24SOIC
IC RTC CLK/CALENDAR I2C 8SOIC
IC RTC CLK/CALENDAR PAR 28PLCC
IC RTC CLK/CALENDAR PAR 28EDIP / Real Time Clock (RTC) IC Clock/Calendar 8KB Parallel 28-DIP Module (0.600", 15.24mm)
WIRE INTERFACE REAL-TIME CLOCK
WIRE INTERFACE REAL-TIME CLOCK
IC RTC CLK/CALENDAR I2C 8TSSOP
IC RTC CLK/CALENDAR I2C 14TSSOP
RTC, VOLATILE, 1 TIMER(S) PDSO
3-WIRE SERIAL INTERFACE REAL-TIM
IC RTC CLK/CALENDAR PAR 28SOH
IC RTC CLK/CALENDAR I2C 8MSOP