Real Time Clock

Real Time Clock
Real Time Clocks are in stock with same-day shipping at Mouser 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.
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Please view our large selection of real time clocks below.
Results: 603
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Description Datasheet Availability Pricing (TWD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model RTC Bus Interface
Date Format
Time Format
Memory Size
Package / Case
Battery Backup Switching
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Series
Mounting Style
Qualification
Packaging
ABRACON Real Time Clock RTCs 3725 10-SMD SPI HH:MM:SS (12/24 hr) YY-MM-DD-dd
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1
: 1,000

AB-RTCMC Reel, Cut Tape
ABRACON Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

I2C DFN-8 Integrated Battery 900 mV 5.5 V - 40 C + 85 C AB-RTC-XP-32.768kHz-2 SMD/SMT Reel
ABRACON Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

I2C DFN-8 Integrated Battery 900 mV 5.5 V - 40 C + 85 C AB-RTC-XPA-32.768kHz-2 SMD/SMT Reel
ABRACON Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

I2C HH:MM:SS (24 hr) SON-8 No Backup Switching 900 mV 5.5 V - 40 C + 85 C AB-RTC-XL SMD/SMT Reel
ABRACON Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

I2C HH:MM:SS (24 hr) SON-8 No Backup Switching 900 mV 5.5 V - 40 C + 85 C AB-RTC-XLA SMD/SMT Reel
Nisshinbo Real Time Clock 4-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 4-Wire, SPI BCD BCD QFN023023-16 No Backup Switching 1.7 V 5.5 V - 40 C + 85 C R2043L SMD/SMT Reel
Nisshinbo Real Time Clock High precision I2C-Bus Real-Time Clock Module
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1
Mult.: 1
: 2,000

SSOP-16 R2051S Reel, Cut Tape
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,000
Mult.: 2,000
: 2,000

Serial 2-Wire, I2C BCD BCD TSSOP-10 Backup Switching 750 mV 5.5 V - 40 C + 85 C R2051T SMD/SMT Reel
Nisshinbo Real Time Clock 3-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 3-Wire BCD BCD QFN023023-16 Backup Switching 750 mV 5.5 V - 40 C + 85 C R2061L SMD/SMT Reel
Nisshinbo Real Time Clock 3-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 2,000
Mult.: 2,000
: 2,000

Serial 3-Wire BCD BCD SSOP-16 Backup Switching 750 mV 5.5 V - 40 C + 85 C R2061S SMD/SMT Reel
Nisshinbo Real Time Clock 3-Wire Real Time Clock IC Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 3-Wire BCD BCD QFN023023-16 Backup Switching 750 mV 5.5 V - 40 C + 85 C R2062L SMD/SMT Reel
Nisshinbo Real Time Clock 3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

QFN023023-16 R2062L Reel
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 2-Wire, I2C BCD BCD QFN1818-12 No Backup Switching 1.5 V 5.5 V - 40 C + 85 C R2221L SMD/SMT Reel
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 3-Wire YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) QFN0202-18 Backup Switching 600 mV 5.5 V - 40 C + 85 C R2262L SMD/SMT Reel
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
Non-Stocked Lead-Time 12 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 2,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SSOP-10 No Backup Switching 2 V 5.5 V - 40 C + 85 C RV5C386 SMD/SMT Reel, Cut Tape, MouseReel
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP I2C
Datasheet
Product Comments
Non-Stocked Lead-Time 2 Weeks
Min.: 1,000
Mult.: 1,000

- 40 C + 85 C RV-3029-C3 SMD/SMT
Micro Crystal Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C
Datasheet
Product Comments
Non-Stocked Lead-Time 10 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

- 40 C + 125 C RV-3029-C3 SMD/SMT Reel
Ambiq Real Time Clock Real-Time Clock SPI interface, -40 to +85 C, 16-pin QFN
Datasheet
Non-Stocked Lead-Time 24 Weeks
Min.: 1
Mult.: 1

Artasie SPI
Micro Crystal Real Time Clock 32.768 kHz +/-10 PPM I2C -40/+85C
Datasheet
Non-Stocked
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

- 40 C + 85 C RV-4162-C7 SMD/SMT Reel, Cut Tape, MouseReel
Micro Crystal Real Time Clock Real Time Clock RTC 3.7 x 2.5 x 0.9mm 6ppm @ -40C to +85C commercial grade
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1,000
Mult.: 1,000
: 1,000

Reel
Micro Crystal Real Time Clock
Datasheet
Non-Stocked
Min.: 1
Mult.: 1
STMicroelectronics Real Time Clock SERIAL RTC W/AUDIO
Datasheet
Non-Stocked Lead-Time 30 Weeks
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) 8 B DFN-16 Backup Switching 3 V 3.6 V 0 C + 70 C M41T00AUD SMD/SMT Reel

STMicroelectronics Real Time Clock Serial I2C bus RTC
Datasheet
Non-Stocked Lead-Time 30 Weeks
MouseReel Available
Min.: 1
Mult.: 1
: 1,000

Serial HH:MM:SS:hh (12 hr, 24 hr) 32 B Backup Switching 2.38 V 5.5 V - 40 C + 85 C M41T83 SMD/SMT Reel, Cut Tape, MouseReel
Nisshinbo Real Time Clock Serial I/O Real Time Clock
Datasheet
Non-Stocked
Min.: 2,000
Mult.: 2,000
: 2,000

VSP-8 - 30 C + 80 C NJU6350 SMD/SMT Reel
Microchip Technology Real Time Clock I2C GP RTCC 64B SRAM EUI-48
Datasheet
Non-Stocked Lead-Time 13 Weeks
Min.: 3,300
Mult.: 3,300
: 3,300

Reel