Real Time Clock

Real Time Clock
Real Time Clocks (RTCs) are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more. Please view our large selection of real time clocks below.
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model RTC Bus Interface
Date Format
Time Format
RTC Memory Size
Package/Case
Battery Backup Switching
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Series
Mounting Style
Qualification
Packaging
Texas Instruments Real Time Clock Timer control periph eral (TCP) 28-PLCC A 926-DP8570AV/NOPB
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 750
Mult.: 750
: 750

Parallel YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 32 B PLCC-28 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DP8570A SMD/SMT Reel
Texas Instruments Real Time Clock Real-time clock (RTC ) 28-PLCC -40 to 85 A 926-DP8573AV/NOPB
Datasheet
Non-Stocked Lead-Time 18 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 750

Parallel YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 32 B PLCC-28 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DP8573A SMD/SMT Reel, Cut Tape, MouseReel
Renesas / Intersil Real Time Clock LDAL TIME CLK & TEMP COMPENSATED CR
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 4,000
Mult.: 4,000
: 4,000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 128 B DFN-20 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12020 SMD/SMT Reel
Renesas / Intersil Real Time Clock REAL TIME CLK ENHANC CD ESD & MOISTURESIS
Datasheet
Non-Stocked Lead-Time 18 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 128 B SOIC-20 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12022 SMD/SMT Reel, Cut Tape, MouseReel
Renesas / Intersil Real Time Clock REAL TIME CLK W/MFK IMPROVED ESD AIR
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 760
Mult.: 760

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 128 B SOIC-20 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12022 SMD/SMT Tube
Renesas / Intersil Real Time Clock REAL TIME CLK W/MFK IMPROVED ESD AIR
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 3,000
Mult.: 1,000
: 1,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 128 B SOIC-20 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12022 SMD/SMT Reel
Renesas / Intersil Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

I2C YY-MM-DD-dd HH:MM:SS (24 hr) SOIC-8 No Backup Switching 1.8 V 3.6 V - 40 C + 85 C ISL12058 SMD/SMT Reel
Renesas / Intersil Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 6,000
Mult.: 6,000
: 6,000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) TDFN-8 No Backup Switching 1.8 V 3.6 V - 40 C + 85 C ISL12058 SMD/SMT Reel
Renesas / Intersil Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 2,000
Mult.: 50

I2C YY-MM-DD-dd HH:MM:SS (24 hr) MSOP-8 No Backup Switching 1.8 V 3.6 V - 40 C + 85 C ISL12058 SMD/SMT Tube
Renesas / Intersil Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

I2C YY-MM-DD-dd HH:MM:SS (24 hr) MSOP-8 No Backup Switching 1.8 V 3.6 V - 40 C + 85 C ISL12058 SMD/SMT Reel
Renesas / Intersil Real Time Clock I2CAL TIME CLK/CLNDR 8LD
Datasheet
Non-Stocked Lead-Time 18 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 250

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 2 B SOIC-8 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL1208 SMD/SMT Reel, Cut Tape, MouseReel
Nisshinbo Real Time Clock 2-Wire Real Time Clock Module
Datasheet
Non-Stocked Lead-Time 12 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SON-22 No Backup Switching 1.7 V 5.5 V - 40 C + 85 C R2025D SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated MAX31329NELB+T
Analog Devices / Maxim Integrated Real Time Clock Integrated RC17 w/ NDK Crystal
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1
: 2,500

LGA-10 Reel, Cut Tape
Renesas Electronics 1338B-18DVGI8
Renesas Electronics Real Time Clock 1338B-18 REAL TIME CLOCK
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

1338 Reel
Renesas Electronics 1338D-31DVGI8
Renesas Electronics Real Time Clock 1338D-31 REAL TIME CLOCK
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,500
Mult.: 2,500
: 2,500

1338 Reel
Renesas Electronics 1339D-31DVGI8
Renesas Electronics Real Time Clock 1339D-31 REAL TIME CLOCK
Datasheet
Non-Stocked Lead-Time 12 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

1339 Reel, Cut Tape, MouseReel
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP SPI
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 2 B Backup Switching 1.3 V 5.5 V - 40 C + 85 C RV-3049-C3 SMD/SMT
Micro Crystal Real Time Clock 32.768 kHz OPTION A TEMP COMP I2C
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000

- 40 C + 85 C RV-3029-C3 SMD/SMT
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000
: 1,000

- 40 C + 125 C RV-3029-C3 SMD/SMT Reel
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000

- 40 C + 125 C RV-3029-C3 SMD/SMT AEC-Q200
Micro Crystal Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000
: 1,000

- 40 C + 125 C RV-3049-C3 SMD/SMT Reel
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000
: 1,000

- 40 C + 85 C RV-3029-C3 SMD/SMT AEC-Q200 Reel
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000
: 1,000

- 40 C + 125 C RV-3049-C3 SMD/SMT Reel
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 2 B Backup Switching 1.3 V 5.5 V - 40 C + 125 C RV-3049-C3 SMD/SMT AEC-Q200
Micro Crystal Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200
Datasheet
Product Comments
Non-Stocked
Min.: 1,000
Mult.: 1,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 2 B Backup Switching 1.3 V 5.5 V - 40 C + 125 C RV-3029-C3 SMD/SMT AEC-Q200