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: 905
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Description Datasheet Availability Pricing (EUR) 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

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
5In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 4 kB SO-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS17485S SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
6In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 4 kB EDIP-24 Backup Switching 2.7 V 3.7 V - 40 C + 85 C DS17487 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
28In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 kB SO-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS17885S SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
1In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 kB EDIP-24 Integrated Battery 2.7 V 3.7 V - 40 C + 85 C DS17887 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Extremely Accurate I C-Integrated RTC/TC
Datasheet
15In Stock
4 000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1 000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) SO-16 Backup Switching 2.3 V 5.5 V - 40 C + 85 C DS3231SN SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Real Time Clock Extremely Accurate I C RTC with Integrat
Datasheet
2In Stock
More Info Available
Min.: 1
Mult.: 1

I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 236 B SO-20 Backup Switching 2.3 V 5.5 V 0 C + 70 C DS3232S SMD/SMT Tube
Nisshinbo Real Time Clock Hi Prec I2C-Bus Real Time Clock Mod
Datasheet
245In Stock
1 000On Order
MouseReel Available
Min.: 1
Mult.: 1
: 1 000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) No Backup Switching 1.7 V 5.5 V - 40 C + 85 C R2025S/D SMD/SMT Reel, Cut Tape, MouseReel
Nisshinbo Real Time Clock 4-Wire Real Time Clock IC
Datasheet
1 808In Stock
More Info Available
MouseReel Available
Min.: 1
Mult.: 1
: 2 000

Serial 4-Wire, SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) TSSOP-10 No Backup Switching 1.7 V 5.5 V - 40 C + 85 C R2043T SMD/SMT Reel, Cut Tape, MouseReel
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
681In Stock
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-16 Backup Switching 750 mV 5.5 V - 40 C + 85 C R2051S SMD/SMT Reel, Cut Tape, MouseReel
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
755In Stock
More Info Available
MouseReel Available
Min.: 1
Mult.: 1
: 2 000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) TSSOP-10 No Backup Switching 1.5 V 5.5 V - 40 C + 85 C R2221T SMD/SMT Reel, Cut Tape, MouseReel
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
1 172In Stock
2 000On Order
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-8 Backup Switching 1.7 V 6 V - 40 C + 85 C RS5C372 SMD/SMT Reel, Cut Tape, MouseReel
Texas Instruments Real Time Clock w/242x8 NVSRAM Alarm Wake-up
Datasheet
87In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B SOIC-24 4.5 V 5.5 V 0 C + 70 C BQ3285E SMD/SMT Tube
Texas Instruments Real Time Clock RTC IC with 114x8 NV SRAM
Datasheet
20In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B SOIC-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C BQ3285 SMD/SMT Tube
Texas Instruments Real Time Clock Parallel RTC A 595-B Q4802LYPWR A 595-BQ A 595-BQ4802LYPWR
Datasheet
68In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 16 B TSSOP-28 Backup Switching 2.7 V 3.6 V 0 C + 70 C BQ4802LY SMD/SMT Tube
Texas Instruments Real Time Clock Parallel RTC
Datasheet
76In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 16 B TSSOP-28 Backup Switching 4.5 V 5.5 V 0 C + 70 C BQ4802Y SMD/SMT Tube
Renesas / Intersil Real Time Clock REAL TIME CLK/CLNDR W/EEPROM IN 8LD W
Datasheet
84In Stock
Min.: 1
Mult.: 1

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 512 B SOIC-8 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12026 SMD/SMT Tube
Renesas / Intersil Real Time Clock REAL TIME CLOCK/CALE NDARW/ EEPROM IN 8LD
Datasheet
855In Stock
980On Order
Min.: 1
Mult.: 1

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 512 B SOIC-8 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12026 SMD/SMT Tube

Renesas / Intersil Real Time Clock REAL TIME CLK/CLNDR W/EEPROM IN 8LD
Datasheet
570In Stock
Min.: 1
Mult.: 1

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 512 B Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12026 SMD/SMT Tube
Epson Timing Real Time Clock RX4901CEXS A0 REAL TIME CLOCK MODULE SPI-Bus 3.0V +/-3ppm 2k TR
Datasheet
1 988In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2 000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 256 B Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX4901CE SMD/SMT Reel, Cut Tape, MouseReel
Epson Timing Real Time Clock RX8901CE XS A0 REAL TIME CLOCK MODULE I2C-Bus 3.0V +/-3ppm 2k TR
Datasheet
700In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2 000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 1.6 V 5.5 V - 40 C + 105 C RX8901CE SMD/SMT Reel, Cut Tape, MouseReel
Ambiq Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN
Datasheet
422In Stock
More Info Available
Min.: 1
Mult.: 1

Artasie I2C
Ambiq Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN
Datasheet
834In Stock
7 990On Order
Min.: 1
Mult.: 1

Artasie I2C w/ Power Management
Micro Crystal Real Time Clock
Datasheet
686In Stock
Min.: 1
Mult.: 1

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) No Backup Switching 900 mV 5.5 V - 40 C + 85 C SMD/SMT
STMicroelectronics Real Time Clock Serial I2C bus RTC
Datasheet
845In Stock
More Info Available
MouseReel Available
Min.: 1
Mult.: 1
: 2 500

Serial YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 32 B SOIC-8 Backup Switching 3 V 5.5 V - 40 C + 85 C M41T82 SMD/SMT Reel, Cut Tape, MouseReel

STMicroelectronics Real Time Clock Serial I2C bus RTC
Datasheet
87In Stock
More Info Available
MouseReel Available
Min.: 1
Mult.: 1
: 1 000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 32 B QFN-16 Backup Switching 3 V 5.5 V - 40 C + 85 C M41T83 SMD/SMT Reel, Cut Tape, MouseReel