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.
Results: 916
Select Image Part #
 Mfr.
Description Datasheet Availability Pricing (IDR) 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
Micro Crystal Real Time Clock 32.768 kHz OPTION B TEMP COMP I2C
Datasheet
Product Comments
Non-Stocked Lead-Time 4 Weeks
Min.: 1.000
Mult.: 1.000

- 40 C + 85 C RV-3029-C3 SMD/SMT
Ambiq Real Time Clock Real-Time Clock SPI interface, -40 to +85 C, 16-pin QFN
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 3.000
Mult.: 3.000

Artasie SPI
Micro Crystal Real Time Clock 32.768 kHz +/-10 PPM I2C -40/+85C
Datasheet
Non-Stocked
Min.: 1.000
Mult.: 1.000
Reel: 1.000

- 40 C + 85 C RV-4162-C7 SMD/SMT Reel
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
Min.: 1.000
Mult.: 1.000
Reel: 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 18 Weeks
Min.: 3.000
Mult.: 3.000
Reel: 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 24 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 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
Nisshinbo Real Time Clock Serial I/O Real Time Clock
Datasheet
Non-Stocked
Min.: 2.000
Mult.: 2.000
Reel: 2.000

VSP-8 - 30 C + 80 C NJU6350 SMD/SMT Reel
Texas Instruments Real Time Clock Parallel RTC A 595-B Q4802LYDWR A 595-BQ A 595-BQ4802LYDWR
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 160
Mult.: 20

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 16 B SOIC-28 Backup Switching 2.7 V 3.6 V 0 C + 70 C BQ4802LY SMD/SMT Tube
Texas Instruments Real Time Clock Parallel RTC A 595-B Q4802YDW A 595-BQ48 A 595-BQ4802YDW
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 16 B SOIC-28 Backup Switching 4.5 V 5.5 V 0 C + 70 C BQ4802Y SMD/SMT Reel
Texas Instruments Real Time Clock w/NVSRAM Control Wat chdog Timer
Datasheet
Non-Stocked Lead-Time 18 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Parallel HH:MM:SS (24 hr) 16 B SOIC-28 Backup Switching 4.75 V 5.5 V - 40 C + 85 C BQ4845 SMD/SMT Reel

ABLIC Real Time Clock Real Time Clock
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 2.000
Mult.: 2.000
Reel: 2.000

Serial 2-Wire YY-MM-DD-dd HH:MM:SS (24 hr) SOP-8 Backup Switching 1.3 V 5.5 V - 40 C + 85 C S-35390 SMD/SMT Reel

ABLIC Real Time Clock 2-Wire 1.3-5.5V
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 3.000
Mult.: 3.000
Reel: 3.000

Serial 2-Wire YY-MM-DD-dd HH:MM:SS (24 hr) TSSOP-8 Backup Switching 1.3 V 5.5 V - 40 C + 85 C S-35390 SMD/SMT Reel

ABLIC Real Time Clock REAL TIME CLOCK
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 2.000
Mult.: 2.000
Reel: 2.000

Serial 3-Wire HH:MM:SS (24 hr) SOP-8 Backup Switching 1.3 V 5.5 V - 40 C + 85 C S-35190 SMD/SMT Reel
ABLIC Real Time Clock REAL TIME CLOCK
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 5.000
Mult.: 5.000
Reel: 5.000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 7 B SNT-A-8 No Backup Switching 1.3 V 5.5 V - 40 C + 85 C S-35391 SMD/SMT Reel
ABLIC Real Time Clock 2-wire Real Time Clock
Datasheet
Non-Stocked Lead-Time 16 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 5.000

SNT-A-8 S-35392 Reel, Cut Tape, MouseReel
ABLIC Real Time Clock 2-WIRE REAL-TIME CLOCK
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 4.000
Mult.: 4.000
Reel: 4.000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 7 B No Backup Switching - 40 C + 85 C S-35399A03 SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B SO-24 4.5 V 5.5 V - 40 C + 85 C DS12885SN SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 40
Mult.: 40

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 128 kB PowerCap Module-34 2.97 V 3.63 V 0 C + 70 C DS1556WP SMD/SMT Tray

Analog Devices / Maxim Integrated Real Time Clock 4Meg, Nonvolatile, Y2K-Compliant Timekee
Datasheet
Non-Stocked Lead-Time 14 Weeks
Min.: 40
Mult.: 40

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 512 kB Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1557P SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B TSSOP-24 2.7 V 3.7 V 0 C + 70 C DS1685E SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock 5ppm, I C Real-Time Clock with SRAM
Datasheet
Non-Stocked Lead-Time 28 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

SO-8 DS3232MZ AEC-Q100 Reel
NXP Semiconductors Real Time Clock PCF85163T/1
Product Comments
Non-Stocked Lead-Time 16 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

I2C HH:MM:SS (24 hr) SOT-96 1 V 5.5 V SMD/SMT Reel
NXP Semiconductors Real Time Clock Real time clock RTC IC
Datasheet
Non-Stocked Lead-Time 16 Weeks
Min.: 6.778
Mult.: 6.778

Serial 2-Wire, I2C Binary Binary Die Backup Switching 1 V 5.5 V - 40 C + 85 C PCF8564A SMD/SMT Bulk
NXP Semiconductors Real Time Clock CLOCK/CALENDAR RTC IC
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 256 B SOIC-8 No Backup Switching 1 V 6 V - 40 C + 85 C PCF8593 SMD/SMT Reel