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 (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

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

Serial 3-Wire, SPI YY-MM-DD HH:MM:SS (24 hr) 96 B TSSOP-20 Backup Switching 3 V 5.5 V - 40 C + 85 C DS1343E SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

Serial 3-Wire, SPI YY-MM-DD-dd HH:MM:SS (24 hr) 96 B TDFN-EP-14 Backup Switching 2.7 V 5.5 V - 40 C + 85 C DS1344D SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1
Mult.: 1

Serial 3-Wire, SPI YY-MM-DD-dd HH:MM:SS (24 hr) 96 B TDFN-EP-14 Backup Switching 3 V 5.5 V - 40 C + 85 C DS1344D SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

TSSOP-20 DS1344E SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

TSSOP-20 DS1344E SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock I C RTC/Supervisor with Trickle Charger
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 512 B SOIC-8 Backup Switching 2.7 V 3.3 V - 40 C + 85 C DS1388Z SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 3.000
Mult.: 3.000
Reel: 3.000

Serial 3-Wire, SPI YY-MM-DD-dd HH:MM:SS (24 hr) uSOP-10 Backup Switching 2.7 V 3.3 V - 40 C + 85 C DS1390U SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 3.000
Mult.: 3.000
Reel: 3.000

SPI HH:MM:SS:hh (12 hr, 24 hr) uSOP-10 Backup Switching 2.7 V 3.3 V - 40 C + 85 C DS1391U SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 256 B SO-28 Backup Switching 3 V 3.6 V - 40 C + 85 C DS1501WZN+ SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 12 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Parallel YYYY-MM-DD HH:MM:SS (24 hr) 256 B SO-28 3 V 3.6 V 0 C + 70 C DS1501WZ+ SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

SO-28 DS1501YZN+ Reel

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Parallel YYYY-MM-DD HH:MM:SS (24 hr) 256 B SO-28 4.5 V 5.5 V 0 C + 70 C DS1501YZ+ SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock 4Meg, Nonvolatile, Y2K-Compliant Timekee
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 40
Mult.: 40

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 512 kB PowerCap Module-34 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1557P SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock Watchdog Clocks with NV RAM Control
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.000
Mult.: 2.000
Reel: 2.000

Parallel HH:MM:SS (24 hr) TQFP-48 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1558Y SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Portable System Controller
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

Serial 3-Wire YY-MM-DD-dd HH:MM:SS (24 hr) TSSOP-20 Backup Switching 2.97 V 3.63 V 0 C + 70 C DS1670E SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Portable System Controller
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

Serial 3-Wire YY-MM-DD-dd HH:MM:SS (24 hr) TSSOP-20 Backup Switching 2.7 V 3.3 V 0 C + 70 C DS1673E SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Portable System Controller
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.500
Mult.: 2.500
Reel: 2.500

Serial 3-Wire YY-MM-DD-dd HH:MM:SS (24 hr) TSSOP-20 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1673E SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock Real-Time Event Recorder
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 2.000
Mult.: 2.000
Reel: 2.000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 32 B SO-8 4.5 V 5.5 V - 40 C + 85 C DS1678S Reel
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B TSSOP-24 4.5 V 5.5 V - 40 C + 85 C DS1685EN SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
Non-Stocked Lead-Time 11 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B SO-24 2.7 V 3.7 V 0 C + 70 C DS1685S SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B SO-24 4.5 V 5.5 V 0 C + 70 C DS1685S SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B SOIC-24 4.5 V 5.5 V - 40 C + 85 C DS1685SN SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
Lead-Time 10 Weeks
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 2 kB SO-24 2.7 V 3.7 V 0 C + 70 C DS17285S SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 2 kB SO-24 2.7 V 3.7 V 0 C + 70 C DS17285S SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
Non-Stocked Lead-Time 10 Weeks
Min.: 1.000
Mult.: 1.000
Reel: 1.000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 2 kB SO-24 4.5 V 5.5 V 0 C + 70 C DS17285S SMD/SMT Reel