A total of 2343 items for Real Time Clocks products

Manufacturers
  • ABLIC Inc.

  • Abracon

  • ams OSRAM

  • Analog Devices Inc./Maxim Integrated

  • Cymbet Corporation

  • Diodes Incorporated

  • ECS Inc.

  • EM Microelectronic

  • EPSON

  • Flip Electronics

  • IDT, Integrated Device Technology Inc

  • KYOCERA AVX

  • Micro Crystal AG

  • Microchip Technology

  • Nisshinbo Micro Devices Inc.

  • NXP Semiconductors

  • NXP USA Inc.

  • Raltron Electronics

  • Renesas Electronics

  • Rochester Electronics

  • ROHM Semiconductor

  • Smart Prototyping

  • SparkFun Electronics

  • STMicroelectronics

  • Suntsu Electronics

  • Texas Instruments

  • Waldom Electronics

Product Status
  • Active

  • Discontinued at Digi-Key

  • Last Time Buy

  • Not For New Designs

  • Obsolete

Operating Temperature
  • -

  • -10°C ~ 70°C

  • -20°C ~ 70°C

  • -25°C ~ 70°C

  • -30°C ~ 70°C

  • -30°C ~ 80°C

  • -40°C ~ 105°C

  • -40°C ~ 105°C (TA)

  • -40°C ~ 125°C

  • -40°C ~ 125°C (TA)

  • -40°C ~ 85°C

  • -40°C ~ 85°C (TA)

  • 0°C ~ 70°C

  • 0°C ~ 70°C (TA)

Features
  • -

  • Alarm

  • Alarm, Backup Supply Charger, Leap Year, RAM

  • Alarm, Battery Switch, Clock Output Hz-MHz, Event Input, Temperature Alarm, Timer, Trickle Charge with Charge Pump

  • Alarm, Battery Switch, EEPROM, External Event Interrupt, Leap Year, Programmable Clock Output, RAM, Timer, Trickle Charger

  • Alarm, Battery Switch, Leap Year, Programmable Clock Output, Timer, Watchdog Timer

  • Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output

  • Alarm, Daylight Savings, Leap Year, SRAM

  • Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer

  • Alarm, Daylight Savings, NVSRAM

  • Alarm, Daylight Savings, SRAM

  • Alarm, EEPROM

  • Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger

  • Alarm, EEPROM, Leap Year, RAM, Trickle-Charger

  • Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Trickle-Charger

  • Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Trickle-Charger

  • Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID

  • Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID, Watchdog Timer

  • Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Watchdog Timer

  • Alarm, EEPROM, Leap Year, Square Wave Output, Trickle-Charger

  • Alarm, EEPROM, Leap Year, Unique ID

  • Alarm, EEPROM, TCXO/Crystal, Trickle-Charger

  • Alarm, External Event Interrupt, Leap Year, Programmable Clock Output, RAM, Timer

  • Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal

  • Alarm, Leap Year

  • Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger

  • Alarm, Leap Year, NVRAM, Square Wave Output, Watchdog Timer

  • Alarm, Leap Year, NVSRAM, Square Wave Output

  • Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer

  • Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger

  • Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer

  • Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K

  • Alarm, Leap Year, NVSRAM, Trickle-Charger

  • Alarm, Leap Year, NVSRAM, Watchdog Timer

  • Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K

  • Alarm, Leap Year, NVSRAM, Y2K

  • Alarm, Leap Year, Programmable Clock Output, RAM, Timer

  • Alarm, Leap Year, Programmable Clock Output, Timer

  • Alarm, Leap Year, Programmable Clock Output, Watchdog Timer

  • Alarm, Leap Year, RAM

  • Alarm, Leap Year, RAM, SRAM

  • Alarm, Leap Year, RAM, Trickle Charger

  • Alarm, Leap Year, Square Wave Output

  • Alarm, Leap Year, Square Wave Output, SRAM

  • Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal

  • Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer

  • Alarm, Leap Year, Square Wave Output, SRAM, Unique ID

  • Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer

  • Alarm, Leap Year, Square Wave Output, Supervisor, Watchdog Timer, Y2K

  • Alarm, Leap Year, Square Wave Output, TCXO/Crystal

  • Alarm, Leap Year, Square Wave Output, TCXO/Crystal, Watchdog Timer

  • Alarm, Leap Year, Square Wave Output, Trickle-Charger

  • Alarm, Leap Year, Square Wave Output, Unique ID

  • Alarm, Leap Year, Square Wave Output, Watchdog Timer

  • Alarm, Leap Year, SRAM

  • Alarm, Leap Year, SRAM, Trickle-Charger

  • Alarm, Leap Year, SRAM, Trickle-Charger, Watchdog Timer

  • Alarm, Leap Year, SRAM, Watchdog Timer

  • Alarm, Leap Year, Supervisor, Unique ID, Watchdog Timer

  • Alarm, Leap Year, Supervisor, Watchdog Timer

  • Alarm, Leap Year, Trickle-Charger

  • Alarm, Leap Year, Unique ID

  • Alarm, Leap Year, Unique ID, Y2K

  • Alarm, Leap Year, Watchdog Timer

  • Alarm, Leap Year, Watchdog Timer, Y2K

  • Alarm, NVSRAM

  • Alarm, NVSRAM, Square Wave Output

  • Alarm, NVSRAM, Square Wave Output, Y2K

  • Alarm, Programmable Clock Output, RAM, Timer, Trickle Charger, Watchdog Timer

  • Alarm, RAM

  • Alarm, Square Wave Output

  • Alarm, Square Wave Output, SRAM

  • Alarm, Square Wave Output, SRAM, Trickle Charge, Watchdog Timer

  • Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer

  • Alarm, Square Wave Output, Watchdog Timer

  • Alarm, SRAM

  • Alarm, SRAM, Trickle-Charger

  • Alarm, Supervisor, Watchdog Timer

  • Alarm, Y2K

  • Audio, Leap Year, Trickle-Charger

  • EEPROM, Leap Year

  • EEPROM, Leap Year, NVSRAM

  • EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer

  • Leap Year

  • Leap Year, NVSRAM

  • Leap Year, NVSRAM, Square Wave Output

  • Leap Year, NVSRAM, Square Wave Output, Trickle-Charger

  • Leap Year, NVSRAM, Trickle-Charger

  • Leap Year, NVSRAM, Y2K

  • Leap Year, Square Wave Output, Trickle-Charger

  • Leap Year, Square Wave Output, Y2K

  • Leap Year, SRAM

  • Leap Year, Supervisor

  • Leap Year, Trickle-Charger

  • Leap Year, Watchdog Timer

  • NVSRAM

  • Square Wave Output

  • Square Wave Output, Unique ID

  • Trickle-Charger

  • Unique ID

  • Alarm, Leap Year, RAM, Square Wave Output, Trickle Charger

  • Alarm, Leap Year, RAM, Square Wave Output, SRAM, Trickle Charger

  • Alarm, Watchdog Timer

  • Leap Year, RAM, Square Wave Output

  • Alarm, EEPROM, RAM, Trickle Charger

  • RAM, Square Wave Output

  • Alarm, RAM, Square Wave Output

Mounting Type
  • -

  • Surface Mount

  • Surface Mount, Wettable Flank

  • Through Hole

Package / Case
  • -

  • 10-LFSOP (0.173", 4.40mm Width)

  • 10-LFSOP, 10-MSOP (0.110", 2.80mm Width)

  • 10-LLGA

  • 10-SMD Module

  • 10-SMD, No Lead

  • 10-TCDFN Exposed Pad

  • 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)

  • 10-VCDFN

  • 10-VFDFN Exposed Pad

  • 10-VFSOP, 10-MSOP (0.110", 2.80mm Width)

  • 10-WFDFN Exposed Pad

  • 10-XFDFN Exposed Pad

  • 12-TFSOJ (0.094", 2.40mm Width)

  • 12-UFBGA, WLBGA

  • 12-VFDFN Exposed Pad

  • 12-WFBGA, WLBGA

  • 12-XFBGA, WLCSP

  • 12-XFQFN Exposed Pad

  • 14-DIP Module (0.335", 8.51mm)

  • 14-SOIC (0.154", 3.90mm Width)

  • 14-SOIC (0.197", 5.00mm Width)

  • 14-SOIC (0.209", 5.30mm Width)

  • 14-SOIC, Non-Standard

  • 14-SSOP (0.209", 5.30mm Width)

  • 14-TSSOP (0.173", 4.40mm Width)

  • 14-WFDFN Exposed Pad

  • 16-DIP (0.300", 7.62mm)

  • 16-LFDFN Exposed Pad

  • 16-LQFN

  • 16-LSSOP (0.173", 4.40mm Width)

  • 16-SOIC (0.154", 3.90mm Width)

  • 16-SOIC (0.295", 7.50mm Width)

  • 16-SOIC (0.295", 7.50mm Width)

  • 16-SSOP (0.209", 5.30mm Width)

  • 16-UFQFN Exposed Pad

  • 16-VFDFN Exposed Pad

  • 16-VFQFN Exposed Pad

  • 16-VQFN Exposed Pad

  • 16-XFQFN Exposed Pad

  • 168-BGA

  • 168-PBGA Module

  • 18-DIP (0.300", 7.62mm)

  • 18-SOIC (0.209", 5.30mm Width)

  • 18-SOX, 18-SOIC with Crystal (7.5mm Width)

  • 18-XFQFN Exposed Pad

  • 20-LSSOJ (0.213", 5.40mm Width)

  • 20-PowerLFDFN

  • 20-SOIC (0.295", 7.50mm Width)

  • 20-SSOP (0.154", 3.90mm Width)

  • 20-SSOP (0.209", 5.30mm Width)

  • 20-TSSOP (0.173", 4.40mm Width)

  • 20-VQFN Exposed Pad

  • 22-LFDFN

  • 22-SMD, 20 Leads, Flat Leads

  • 22-SMD, Flat Lead Exposed Pad

  • 24-CDIP (0.300", 7.62mm)

  • 24-CDIP (0.600", 15.24mm)

  • 24-DIP (0.300", 7.62mm)

  • 24-DIP (0.600", 15.24mm)

  • 24-DIP Module (0.600", 15.24mm)

  • 24-DIP Module (0.61", 15.49mm)

  • 24-SOIC (0.295", 7.50mm Width)

  • 24-SOIC (0.311", 7.90mm Width)

  • 24-SOP (0.213", 5.40mm Width)

  • 24-SSOP (0.154", 3.90mm Width)

  • 24-TSSOP (0.173", 4.40mm Width)

  • 28-DIP (0.600", 15.24mm)

  • 28-DIP Module (0.600", 15.24mm)

  • 28-DIP Module (0.61", 15.49mm)

  • 28-DIP Module (0.61", 15.49mm), 23 Leads

  • 28-LCC (J-Lead)

  • 28-SOIC (0.295", 7.50mm Width)

  • 28-SOIC (0.337", 8.56mm Width)

  • 28-SOIC (0.337", 8.56mm Width) with SNAPHAT Sockets

  • 28-SOIC (0.345", 8.77mm Width) with SNAPHAT Sockets

  • 28-SOP (0.350", 8.89mm Width) with SNAPHAT Sockets

  • 28-TSSOP (0.173", 4.40mm Width)

  • 28-TSSOP (0.465", 11.80mm Width)

  • 32-DIP Module (0.600", 15.24mm)

  • 32-DIP Module (0.61", 15.49mm)

  • 32-DIP Module (0.610", 15.49mm)

  • 32-LFSOP (0.724", 18.40mm Width)

  • 32-TQFP

  • 34-LPM

  • 34-PowerCap™ Module

  • 36-DIP Module (0.610", 15.49mm)

  • 44-BSOP (0.337", 8.56mm Width)

  • 44-BSOP (0.337", 8.56mm Width) requires SNAPHAT

  • 44-QFP

  • 48-BBGA

  • 48-LQFP

  • 6-SMD, J-Lead

  • 6-VBGA, FCBGA

  • 6-VFBGA, FCBGA

  • 6-WDFN Exposed Pad

  • 8-DIP (0.300", 7.62mm)

  • 8-LCC

  • 8-LSSOP (0.173", 4.40mm Width)

  • 8-SMD

  • 8-SMD Module

  • 8-SMD, Flat Lead

  • 8-SOIC (0.154", 3.90mm Width)

  • 8-SOIC (0.173", 4.40mm Width)

  • 8-SOIC (0.173", 4.40mm Width) Exposed Pad

  • 8-SOIC (0.209", 5.30mm Width)

  • 8-SOIC (0.295", 7.50mm Width)

  • 8-TSSOP (0.173", 4.40mm Width)

  • 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)

  • 8-UFDFN

  • 8-UFDFN Exposed Pad

  • 8-VDFN Exposed Pad

  • 8-VFBGA, WLBGA

  • 8-VSSOP, 8-MSOP (0.110", 2.80mm Width)

  • 8-WCDFN

  • 8-WDFN Exposed Pad

  • 8-WFBGA, WLBGA

  • 8-WFDFN Exposed Pad

  • 8-XFBGA, WLCSP

  • 80-BBGA

  • Die

  • Module

  • 20-TSSOP (0.173, 4.40mm Width)

  • 8-SOIC (0.154, 3.90mm Width)

  • 16-SOIC (0.295, 7.50mm Width)

  • 24-TSSOP (0.173, 4.40mm Width)

  • 20-SOIC (0.295, 7.50mm Width)

  • 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

  • 14-SOIC (0.209, 5.30mm Width)

  • 8-DIP (0.300, 7.62mm)

  • 24-DIP Module (0.600, 15.24mm)

  • 14-SOIC (0.197, 5.00mm Width)

  • 12-TFSOJ (0.094, 2.40mm Width)

  • 20-LSSOJ (0.213, 5.40mm Width)

  • 28-DIP Module (0.600, 15.24mm)

  • 28-TSSOP (0.465, 11.80mm Width)

  • 24-SOIC (0.311, 7.90mm Width)

  • 28-SOP (0.350, 8.89mm Width) with SNAPHAT Sockets

  • 44-BSOP (0.337, 8.56mm Width) requires SNAPHAT

  • 32-DIP Module (0.600, 15.24mm)

  • 8-LSSOP (0.173, 4.40mm Width)

  • 10-LFSOP (0.173, 4.40mm Width)

Type
  • -

  • Binary Counter

  • Clock/Calendar

  • Clock/Calendar/Supervisor

  • Elapsed Time Counter

  • Phantom Time Chip

  • Portable System Controller

  • Real Time Clock (RTC)

  • Temperature Recorder

  • Time Event Recorder

  • Timer Clock Peripheral (TCP)

  • with Temp. Recorder

Interface
  • -

  • 1-Wire® and 3-Wire

  • 1-Wire® Serial

  • 3-Wire Serial

  • 3-Wire Serial, 4-Wire Serial

  • 4-Wire Serial

  • I²C

  • I²C, 2-Wire Serial

  • I²C, Serial

  • I²C, SMBus

  • I²C, SPI

  • Multiplexed

  • Parallel

  • Parallel, Serial

  • Serial

  • SPI

  • SPI, 3-Wire Serial

  • SPI, 4-Wire Serial

Supplier Device Package
  • -

  • 10-DFN (2.6x2.6)

  • 10-HVSON (3x3)

  • 10-LGA (5x5)

  • 10-MSOP

  • 10-SMD

  • 10-SON (3.7x2.5)

  • 10-SON (5x3.2)

  • 10-SSOP

  • 10-SSOP-G

  • 10-TDFN (3x3)

  • 10-TSSOP

  • 10-TSSOPG

  • 10-uMAX/uSOP

  • 12-UFBGA, WLBGA

  • 12-VSOJ

  • 12-WLCSP (1.19x0.94)

  • 12-WLP (2.14x1.56)

  • 14-EDIP

  • 14-SOIC

  • 14-SOP

  • 14-TDFN (3x3)

  • 14-TSSOP

  • 16-DFN (5x4)

  • 16-HLSON (4.5x3.5)

  • 16-HVQFN (3x3)

  • 16-MLPQ (3x3)

  • 16-PDIP

  • 16-QFN (3x3)

  • 16-QFN (4x4)

  • 16-QFN (5x5)

  • 16-SO

  • 16-SOIC

  • 16-SSOP

  • 168-BGA (40x40)

  • 168-PBGA Module (42.3x42.3)

  • 18-DIP

  • 18-QFN (2x2)

  • 18-SOP

  • 18-SOX

  • 20-DFN (5.5x4.0)

  • 20-HVQFN (5x5)

  • 20-QSOP

  • 20-SO

  • 20-SOIC

  • 20-SSOP

  • 20-TSSOP

  • 20-VSOJ

  • 22-SON

  • 22-SON (5x6)

  • 22-SON (6.1x4.7)

  • 22-SON (6.3x4.8)

  • 24-CERDIP

  • 24-DIP

  • 24-DIP Module

  • 24-EDIP

  • 24-PCDIP, CAPHAT®

  • 24-PDIP

  • 24-SBDIP

  • 24-SOIC

  • 24-SOP

  • 24-SSOP

  • 24-TSSOP

  • 28-DIP Module

  • 28-DIP Module (18.42x37.72)

  • 28-EDIP

  • 28-PCDIP, CAPHAT®

  • 28-PDIP

  • 28-PLCC (11.51x11.51)

  • 28-SO

  • 28-SOH

  • 28-SOIC

  • 28-SOP

  • 28-TSOP

  • 28-TSSOP

  • 32-DIP Module (18.42x42.8)

  • 32-DIP Module (18.42x52.96)

  • 32-EDIP

  • 32-PMDIP

  • 32-PMDIP Module

  • 32-TQFP (7x7)

  • 32-TSOP

  • 34-LPM

  • 34-PowerCap Module

  • 36-DIP Module

  • 44-MQFP (10x10)

  • 44-SOH

  • 48-LQFP (7x7)

  • 48-PBGA (11.8x15.3)

  • 6-FlipChip (1.09x1.37)

  • 6-FlipChip (2.82x2.54)

  • 6-TDFN (3x3)

  • 6-TSOC

  • 8-CLCC (3.2x1.5)

  • 8-DIP

  • 8-EMP

  • 8-HSOP-E

  • 8-HVSON (4x4)

  • 8-HWSON (2x3)

  • 8-LCC (1.5x3.2)

  • 8-MSOP

  • 8-PDIP

  • 8-SMT

  • 8-SO

  • 8-SOIC

  • 8-SON (3.2x1.5)

  • 8-SOP

  • 8-SOP-J

  • 8-SSOP

  • 8-TDFN (2x3)

  • 8-TDFN (3x3)

  • 8-TDFN EP

  • 8-TSSOP

  • 8-TSSOP-B

  • 8-uMAX/uSOP

  • 8-UTDFN (2x2)

  • 8-WLCSP

  • 8-WLP (.97x1.97)

  • 8-WLP (2.07x2.27)

  • 8-µTDFN (2x2)

  • 80-BGA (40x40)

  • Die

  • Module

  • QFN018018-12

  • QFN023023-16

  • SMD

  • SNT-8A

  • VSON008X2030

  • 12-WLP (1.47x1.97)

Memory Size
  • -

  • 10B

  • 113B

  • 114B

  • 120b

  • 128B

  • 128KB

  • 16B

  • 16B, 32B

  • 1B

  • 236B

  • 240B

  • 242B

  • 256B

  • 2B

  • 2B, 43B

  • 2B, 8B

  • 2KB

  • 2MB

  • 31B

  • 32B

  • 32KB

  • 43B

  • 44B

  • 4KB

  • 50B

  • 512B

  • 512KB

  • 56B

  • 56B, 8KB

  • 64B

  • 64B, 1Kb

  • 7B

  • 80b

  • 8B

  • 8k

  • 8KB

  • 96B

Voltage - Supply
  • -

  • 0.3V ~ 4.6V

  • 0.9V ~ 1.8V, 0.9V ~ 5.5V

  • 0.9V ~ 5.5V

  • 0.9V ~ 5.5V, 1.8V ~ 5.5V

  • 1.1V ~ 5.5V

  • 1.1V, 1.2V, 2V ~ 5.5V

  • 1.25V ~ 5.5V

  • 1.2V ~ 5.5V

  • 1.35V ~ 5.5V

  • 1.3V ~ 4.4V

  • 1.3V ~ 5.5V

  • 1.4V ~ 5.5V

  • 1.4V ~ 5.5V, 2.1V ~ 5.5V

  • 1.5V ~ 3.6V

  • 1.5V ~ 4.4V

  • 1.5V ~ 5.5V

  • 1.6V ~ 3.6V

  • 1.6V ~ 3V

  • 1.6V ~ 5.5V

  • 1.6V ~ 5V, 2.5V ~ 5V

  • 1.71V ~ 1.89V

  • 1.71V ~ 5.5V

  • 1.7V ~ 3.6V

  • 1.7V ~ 5.5V

  • 1.7V ~ 6V

  • 1.8V ~ 2.2V

  • 1.8V ~ 3.6V

  • 1.8V ~ 4.2V

  • 1.8V ~ 5.5V

  • 1.8V ~ 6V

  • 1.9V, 2.6V ~ 5.5V

  • 1V ~ 4.4V

  • 1V ~ 5.5V

  • 2.34V ~ 5.5V

  • 2.38V ~ 5.5V

  • 2.3V ~ 4.5V

  • 2.3V ~ 5.5V

  • 2.4V ~ 5.5V

  • 2.5V ~ 5.5V

  • 2.5V ~ 5V

  • 2.5V ~ 6V

  • 2.63V ~ 5.5V

  • 2.7V ~ 3.3V

  • 2.7V ~ 3.3V, 4.5V ~ 5.5V

  • 2.7V ~ 3.63V

  • 2.7V ~ 3.6V

  • 2.7V ~ 3.7V

  • 2.7V ~ 5.5V

  • 2.8V ~ 5.5V

  • 2.97V ~ 3.63V

  • 2.97V ~ 5.5V

  • 2V ~ 5.5V

  • 3.3V

  • 3.3V ~ 5.5V

  • 3V

  • 3V ~ 3.6V

  • 3V ~ 3.7V

  • 3V ~ 5.5V

  • 3V ~ 6V

  • 3V, 3.3V, 5V

  • 4.5V ~ 5.5V

  • 4.75V ~ 5.25V

  • 4.75V ~ 5.5V

  • 4V ~ 10.5V

  • 4V ~ 5.5V

  • 5V

  • 1.3V ~ 5.5V, 2.1V ~ 5.5V

  • 1.2V ~ 5.5V, 1.5V ~ 5.5V, 3V ~ 5.5V

Time Format
  • -

  • Binary

  • HH:MM:SS

  • HH:MM:SS (12/24 hr)

  • HH:MM:SS (24 hr)

  • HH:MM:SS:100th (24 hr)

  • HH:MM:SS:hh

  • HH:MM:SS:hh (12/24 hr)

  • HH:MM:SS:hh (24 hr)

Date Format
  • -

  • Binary

  • YY-MM-DD

  • YY-MM-DD-dd

  • YYYY-MM-DD

Voltage - Supply, Battery
  • -

  • 0.9V ~ 5.5V

  • 1.1V ~ 5.5V

  • 1.2V ~ 5.5V

  • 1.3V ~ 3.63V

  • 1.3V ~ 3.6V

  • 1.3V ~ 3.7V

  • 1.3V ~ 5.5V

  • 1.4V ~ 3.6V

  • 1.4V ~ 5.5V

  • 1.5V ~ 3.6V

  • 1.5V ~ 3.7V

  • 1.5V ~ 5.5V

  • 1.6V ~ 3.6V

  • 1.6V ~ 3.7V

  • 1.6V ~ 5.5V

  • 1.6V ~ 5V

  • 1.7V ~ 3.6V

  • 1.8V ~ 4.2V

  • 1.8V ~ 5.5V

  • 1V ~ 5.5V

  • 2.2V ~ 5.1V

  • 2.2V ~ 6V

  • 2.3V ~ 3.6V

  • 2.3V ~ 4.5V

  • 2.3V ~ 4V

  • 2.3V ~ 5.5V

  • 2.4V ~ 3.5V

  • 2.4V ~ 4V

  • 2.5V ~ 3.5V

  • 2.5V ~ 3.6V

  • 2.5V ~ 3.7V

  • 2.5V ~ 35V

  • 2.5V ~ 4V

  • 2.5V ~ 5.5V

  • 2.6V ~ 3.5V

  • 2.75V ~ 3.25V

  • 2.7V ~ 4.95V

  • 2.8V ~ 3.5V

  • 2.8V ~ 5.5V

  • 2V ~ 3.05V

  • 2V ~ 3.5V

  • 2V ~ 3.8V

  • 2V ~ 4V

  • 2V ~ 5.5V

  • 3.2V

  • 3.3V

  • 3V

  • 3V ~ 4.5V

  • 4.1V

  • Integrated

Current - Timekeeping ( Max)
  • -

  • 0.05µA @ 2.5V ~ 5.5V

  • 0.06µA @ 2.5V ~ 5.5V

  • 0.06µA @ 3V

  • 0.08µA @ 3V

  • 0.17µA ~ 0.22µA @ 1.8V ~ 3V

  • 0.18µA @ 3V

  • 0.24µA @ 3V

  • 0.25µA @ 3V

  • 0.25µA ~ 0.27µA @ 3V ~ 5V

  • 0.25µA ~ 0.45µA @ 3V ~ 5V

  • 0.29µA ~ 0.33µA @ 1.8V ~ 3V

  • 0.32µA ~ 0.35µA @ 3V ~ 5V

  • 0.33µA @ 3V

  • 0.33µA ~ 0.38µA @ 2V ~ 5V

  • 0.33µA ~ 0.39µA @ 1.6V ~ 3.6V

  • 0.35µA @ 3V

  • 0.35µA ~ 0.4µA @ 2V ~ 5V

  • 0.3µA @ 1.3V ~ 1.8V

  • 0.3µA ~ 1µA @ 2V ~ 5V

  • 0.45µA @ 2.5V ~ 5.5V

  • 0.45µA ~ 0.55µA @ 2V ~ 5V

  • 0.4µA @ 1.6V ~ 5.5V

  • 0.4µA @ 3V

  • 0.4µA @ 5V

  • 0.4µA ~ 0.95µA @ 1V ~ 4.4V

  • 0.55µA ~ 0.6µA @ 3V ~ 5V

  • 0.5mA @ 2.7V ~ 3.6V

  • 0.5µA @ 1.7V ~ 5.5V

  • 0.5µA @ 2V ~ 5V

  • 0.5µA @ 3V

  • 0.5µA @ 4.5V ~ 5.5V

  • 0.5µA @ 5V

  • 0.5µA ~ 0.6µA @ 3V ~ 5V

  • 0.5µA ~ 1µA @ 3V ~ 5V

  • 0.63µA ~ 1.7µA

  • 0.65µA @ 1.8V

  • 0.65µA ~ 0.7µA @ 3V ~ 5V

  • 0.65µA ~ 0.85µA @ 3V ~ 5V

  • 0.65µA ~ 0.8µA @ 2V ~ 5V

  • 0.6µA @ 1.3V ~ 1.8V

  • 0.6µA @ 3.3V

  • 0.6µA ~ 0.75µA @ 2V ~ 5V

  • 0.6µA ~ 0.7µA @ 3V ~ 5V

  • 0.6µA ~ 14µA @ 3V ~ 5V

  • 0.7µA @ 1.7V ~ 3.6V

  • 0.7µA ~ 0.8µA @ 2V ~ 5V

  • 0.7µA ~ 0.8µA @ 3V ~ 5V

  • 0.7µA ~ 0.95µA @ 1.3V ~ 4.4V

  • 0.7µA ~ 0.95µA @ 3.6V ~ 4.4V

  • 0.7µA ~ 0.9µA @ 3V ~ 5V

  • 0.85µA ~ 0.9µA @ 3V ~ 5V

  • 0.885µA @ 3.3V

  • 0.8µA @ 1.2V ~ 1.8V

  • 0.8µA @ 1.3V ~ 1.8V

  • 0.8µA @ 2.4V ~ 5.5V

  • 0.8µA @ 3V

  • 0.8µA @ 5V

  • 0.8µA ~ 1.2µA @ 3V ~ 5V

  • 0.93µA ~ 1.1µA @ 3V ~ 5V

  • 0.95µA ~ 1µA @ 3V ~ 5V

  • 0.9µA @ 3V

  • 0.9µA ~ 1.1µA @ 1.5V ~ 4.4V

  • 0.9µA ~ 1.8µA @ 2V ~ 5V

  • 0.9µA ~ 2µA @ 3V ~ 6V

  • 1.05µA ~ 4.2µA @ 2V ~ 5V

  • 1.1mA @ 3.3V

  • 1.2µA (Typ) @ 3.3V

  • 1.2µA @ 3.3V

  • 1.2µA ~ 1.8µA @ 3V ~ 5V

  • 1.2µA ~ 31µA @ 3V ~ 5.5V

  • 1.2µA ~ 5µA @ 2V ~ 5V

  • 1.3mA @ 5V

  • 1.3µA @ 1.7V ~ 5.5V

  • 1.4mA @ 2.7V ~ 3.6V

  • 1.4mA @ 2.7V ~ 5.5V

  • 1.4µA ~ 1.5µA @ 3V ~ 5V

  • 1.5mA (Typ) @ 2.7 V ~ 3.6 V

  • 1.5mA (Typ) @ 4.5 V ~ 5.5 V

  • 1.5mA @ 4.5V ~ 5.5V

  • 1.5µA @ 3.3V

  • 1.5µA @ 5V

  • 1.5µA ~ 1.6µA @ 3V ~ 5V

  • 1.5µA ~ 2.2µA @ 1.4V ~ 5V

  • 1.6µA ~ 2µA @ 3V ~ 5V

  • 1.8µA @ 2V ~ 5V

  • 1.8µA @ 5V

  • 1.8µA ~ 2µA @ 3V ~ 5V

  • 1.8µA ~ 3µA @ 2V ~ 5V

  • 100µA (Typ) @ 2.7V ~ 5.5V

  • 100µA (Typ) @ 4.5V ~ 5.5V

  • 100µA @ 1.71V ~ 1.89V

  • 100µA @ 1.89V

  • 100µA @ 2.2V

  • 100µA @ 2.7V ~ 5.5V

  • 100µA @ 200µA @ 1.89V ~ 5.5V

  • 100µA @ 2V ~ 5.5V

  • 100µA @ 3.3V

  • 100µA @ 3V

  • 10mA @ 5V

  • 10µA @ 5.5V

  • 10µA @ 5V

  • 10µA ~ 15µA @ 3V ~ 5V

  • 10µA ~ 20µA @ 2.7V ~ 5.5V

  • 10µA ~ 20µA @ 2.7V ~ 5V

  • 10µA ~ 50µA @ 1V ~ 5V

  • 110µA @ 3.63V

  • 110µA ~ 170µA @ 3.63V ~ 5.5V

  • 120µA ~ 1.8µA @ 3V ~ 5V

  • 120µA ~ 160µA @ 3.3V ~ 5.5V

  • 120µA ~ 160µA @ 3.63V ~ 5.5V

  • 125µA @ 2.7V ~ 3.3V

  • 125µA @ 2.7V ~ 5.5V

  • 125µA @ 3.3V

  • 125µA ~ 200µA @ 3.63V ~ 5.5V

  • 125µA ~ 200µA @ 3V ~ 5.5V

  • 130µA ~ 200µA @ 3.63V ~ 5.5V

  • 14.3mA @ 3V ~ 3.6V

  • 140µA @ 2.7V ~ 3.3V

  • 14µA ~ 15µA @ 3V ~ 5V

  • 14µA ~ 30µA @ 3V ~ 5V

  • 150µA @ 1.5V ~ 5.5V

  • 150µA @ 2.97V ~ 3.63V

  • 150µA @ 3.3V

  • 150µA @ 3V ~ 3.6V

  • 150µA @ 5.5V

  • 15mA @ 4.5V ~ 5.5V

  • 15µA @ 3V

  • 15µA @ 5.5V

  • 15µA @ 5V

  • 175µA @ 2.3V ~ 4.5V

  • 175µA @ 2.97V ~ 5.5V

  • 18µA @ 5.5V

  • 1mA @ 4.5V ~ 5.5V

  • 1µA @ 1.8V ~ 3.6V

  • 1µA @ 1.8V ~ 5.5V

  • 1µA @ 3V

  • 1µA @ 3V ~ 5V

  • 1µA @ 5.5V

  • 1µA @ 5V

  • 1µA ~ 1.35µA @ 3V ~ 5.5V

  • 1µA ~ 1.8µA @ 3V ~ 5V

  • 1µA ~ 2µA @ 3V ~ 5V

  • 1µA ~ 3µA @ 2V ~ 5V

  • 2.1µA ~ 3.4µA @ 3V ~ 5V

  • 2.4µA ~ 31µA @ 2V ~ 5.5V

  • 2.5mA @ 4.5V ~ 5.5V

  • 2.5µA @ 3V

  • 2.8µA ~ 3.4µA @ 3V ~ 5V

  • 200µA @ 1.71V ~ 5.5V

  • 200µA @ 10V

  • 200µA @ 3.3V

  • 200µA @ 3.63V ~ 5.5V

  • 200µA @ 5.5V

  • 200µA @ 5V

  • 20µA @ 5V

  • 20µA ~ 500µA @ 5V

  • 210nA @ 3V

  • 25.3µA ~ 81µA @ 2V ~ 5V

  • 250µA @ 3V ~ 5.5V

  • 270µA @ 4.5V ~ 5.5V

  • 2mA @ 2.7V ~ 3.6V

  • 2mA @ 2.7V ~ 3.7V

  • 2mA @ 2.97V ~ 3.63V

  • 2mA @ 3.3V

  • 2mA @ 3V

  • 2mA @ 3V ~ 3.6V

  • 2mA @ 3V, 3mA @ 5V

  • 2mA @ 4.5V ~ 5.5V

  • 2mA @ 4.75V ~ 5.5V

  • 2µA @ 3.3V

  • 2µA @ 3V

  • 2µA @ 5.5V

  • 30.3µA @ 2V ~ 5V

  • 300µA @ 5V

  • 3mA @ 3V ~ 3.6V

  • 3mA @ 4.5V ~ 5.5V

  • 3mA @ 4.75V ~ 5.5V

  • 3mA @ 4.7V ~ 5.5V

  • 3mA @ 5V

  • 3µA

  • 3µA @ 3V

  • 3µA @ 5V

  • 3µA ~ 3.5µA @ 3V ~ 5.5V

  • 4.6µA ~ 5.5µA @ 1.4V ~ 5V

  • 420nA ~ 610nA @ 1.6V ~ 5.5V

  • 4mA @ 3.3V

  • 4mA @ 3V ~ 3.6V

  • 4mA @ 4.5 V ~ 5.5 V

  • 4mA @ 4.5V ~ 5.5V

  • 4mA @ 5V

  • 4µA ~ 15µA @ 2V ~ 5V

  • 4µA ~ 15µA @ 3V ~ 5.5V

  • 4µA ~ 6µA @ 3V ~ 5V

  • 4µA ~ 7µA @ 3V ~ 5V

  • 5.5µA ~ 6.5µA @ 3V ~ 5V

  • 500nA @ 3V

  • 500µA @ 2.2V

  • 500µA @ 3.3V

  • 500µA @ 3.63V

  • 500µA @ 5V

  • 50µA @ 5V

  • 50µA ~ 3mA @ 3V ~ 5V

  • 5mA @ 4.5V ~ 5.5V

  • 5mA @ 5V

  • 5µA @ 3.63V ~ 5.5V

  • 5µA ~ 10µA @ 2V ~ 5V

  • 65µA @ 3.3V

  • 6mA @ 2.2 V ~ 5.8 V

  • 6mA @ 5V

  • 70µA @ 1.5V ~ 5.5V

  • 70µA @ 2.7V ~ 5.5V

  • 70µA @ 2V ~ 5.5V

  • 770nA ~ 2.135µA @ 1.2V ~ 5.5V

  • 7mA @ 3.3V

  • 7mA @ 5V

  • 7µA @ 5V

  • 8µA ~ 14µA @ 3V ~ 5V

  • 8µA ~ 15µA @ 2V ~ 5V

  • 1.5µA @ 3V

  • 750nA ~ 800nA @ 1.8V ~ 4.2V

  • 4µA @ 3V

  • 150µA @ 3.63V

  • 2µA @ 3.63V

  • 1.5µA ~ 2µA @ 3V ~ 6V

Series
  • *

  • Automotive, AEC-Q100

  • RX4901CE

  • RX8901CE

  • Automotive, AEC-Q200

  • RX8130CE

  • RX8111CE

  • RX8010SJ

  • RX4111CE

  • RX-4571SA

  • RX-4571LC

  • RX8804CE

  • RX-4803SA

  • RX6110SA

  • RX8900CE

  • RX-4803LC

  • RX-8803LC

  • RX-4571NB

  • RX-8571LC

  • RX-4035SA

  • RX-8025NB

  • RX-4045NB

  • RTC-8564JE

  • R2045S

  • RX-8581SA

  • Timekeeper®

  • RX-4574LC

Mounting Type
  • Through Hole

Operating Temperature
  • -25°C ~ 70°C

  • -30°C ~ 80°C

  • -40°C ~ 105°C (TA)

  • -40°C ~ 125°C

  • -40°C ~ 85°C

  • -40°C ~ 85°C (TA)

  • 0°C ~ 70°C

  • 0°C ~ 70°C (TA)

Voltage- Supply
  • 1.1V ~ 5.5V

  • 1.25V ~ 5.5V

  • 1.4V ~ 5.5V

  • 1.6V ~ 5.5V

  • 1.7V ~ 3.6V

  • 1.7V ~ 5.5V

  • 1.8V ~ 5.5V

  • 2.4V ~ 5.5V

  • 2.5V ~ 5.5V

  • 2.5V ~ 6V

  • 2.7V ~ 3.3V

  • 2.7V ~ 3.6V

  • 2.7V ~ 3.7V

  • 2.7V ~ 5.5V

  • 2.7V ~ 6V

  • 2.97V ~ 3.63V

  • 2V ~ 5.5V

  • 3.3V ~ 5.5V

  • 3V ~ 3.6V

  • 4.5V ~ 5.5V

  • 4.75V ~ 5.5V

  • 5.5V

  • 1.3V ~ 5.5V, 2.1V ~ 5.5V

Date Format
  • Binary

  • YY-MM-DD

  • YY-MM-DD-dd

Memory Size
  • 114B

  • 128B

  • 128KB

  • 16B

  • 242B

  • 256B

  • 2B, 8B

  • 32B

  • 32KB

  • 44B

  • 4KB

  • 512KB

  • 56B

  • 64B

  • 8B

Time Format
  • Binary

  • HH:MM:SS

  • HH:MM:SS (12/24 hr)

  • HH:MM:SS (24 hr)

  • HH:MM:SS:hh (12/24 hr)

  • HH:MM:SS:hh (24 hr)

Voltage- Supply Battery
  • 1.15V ~ 5.5V

  • 1.1V ~ 5.5V

  • 1.2V ~ 5.5V

  • 1.3V ~ 3.7V

  • 1.3V ~ 5.5V

  • 1.55V ~ 3.6V

  • 1.5V ~ 5.5V

  • 1.6V ~ 3.7V

  • 1.6V ~ 5.5V

  • 1V ~ 5.5V

  • 2.5V ~ 3.5V

  • 2.5V ~ 3.7V

  • 2.6V ~ 3.5V

  • 2V ~ 3.8V

  • 3V

Current- Timekeeping( Max)
  • 0.4µA @ 3V

  • 0.5mA @ 2.7V ~ 3.6V

  • 0.7µA ~ 0.8µA @ 3V ~ 5V

  • 0.8µA @ 3V

  • 0.8µA ~ 1.2µA @ 3V ~ 5V

  • 0.95µA ~ 1µA @ 3V ~ 5V

  • 1.2µA ~ 1.8µA @ 3V ~ 5V

  • 1.3mA @ 5V

  • 1.4mA @ 2.7V ~ 5.5V

  • 1.4µA ~ 1.5µA @ 3V ~ 5V

  • 1.5µA ~ 1.6µA @ 3V ~ 5V

  • 1.8µA ~ 3µA @ 2V ~ 5V

  • 100µA (Typ) @ 4.5V ~ 5.5V

  • 100µA @ 3.3V

  • 100µA @ 3V

  • 120µA ~ 160µA @ 3.63V ~ 5.5V

  • 150µA @ 3V ~ 3.6V

  • 15mA @ 4.5V ~ 5.5V

  • 1µA @ 3V

  • 2.1µA ~ 3.4µA @ 3V ~ 5V

  • 2.5mA @ 4.5V ~ 5.5V

  • 2.5µA @ 3V

  • 200µA @ 3.63V ~ 5.5V

  • 2mA @ 2.7V ~ 3.7V

  • 2mA @ 3.3V

  • 2mA @ 3V

  • 2µA @ 3.3V

  • 3mA @ 4.5V ~ 5.5V

  • 3mA @ 4.7V ~ 5.5V

  • 3µA @ 3V

  • 4mA @ 4.5V ~ 5.5V

  • 5mA @ 4.5V ~ 5.5V

  • 6mA @ 5V

  • 70µA @ 2V ~ 5.5V

  • 7mA @ 3.3V

  • 1.5µA @ 3V

  • 0.5µA ~ 0.7µA @ 1.6V ~ 5.5V

  • 0.65µA ~ 0.7µA @ 1.1V ~ 5.5V

  • 1.2µA ~ 2µA @ 1.6V ~ 5.5V

  • 1mA @ 3.3V

  • 2µA @ 3.63V

  • 180nA @ 3V

  • 2.1µA @ 3V

  • 5µA ~ 7.8µA @ 1.2V ~ 5.5V

  • 950nA ~ 1µA @ 3V ~ 5V

  • 700nA ~ 900nA @ 3V ~ 5V

  • 1.5µA ~ 2µA @ 3V ~ 6V

  • 1.5µA ~ 2µA @ 3V ~ 5.5V

Base Product Number
  • DS1342

  • BQ4802

Packaging
  • 10-LLGA

  • Tube

  • Bulk

  • Tape & Reel (TR)

  • Cut Tape (CT)

  • Dasenic-Reel®

Filtered Results:

A total of 2343 items for Real Time Clocks products

Part Number Pricing(USD) AvailabilityQuantityDescriptionProduct StatusOperating TemperatureFeaturesMounting TypePackage / CaseTypeInterfaceSupplier Device PackageMemory SizeVoltage - SupplyTime FormatDate FormatVoltage - Supply, BatteryCurrent - Timekeeping ( Max)SeriesMounting TypeOperating TemperatureVoltage- SupplyDate FormatMemory SizeTime FormatVoltage- Supply BatteryCurrent- Timekeeping( Max)Base Product NumberPackaging
DS1305+
DS1305+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $1.7955

10+   $1.7460

50+   $1.7136

100+   $1.6812

500+   $1.6731

5664
IC RTC CLK/CALENDAR SPI 16-DIPActive0°C ~ 70°CAlarm, Leap Year, NVSRAM, Trickle-ChargerThrough Hole16-DIP (0.300", 7.62mm)Clock/Calendar-------------------

1+   $7.7000

2077
IC RTC CLK/CALENDAR SER 14-SOICObsolete-40°C ~ 85°CLeap YearSurface Mount14-SOIC (0.209", 5.30mm Width)Clock/Calendar-------------------

10+   $7.8254

250+   $6.5212

500+   $5.9458

1250+   $5.1786

9300
IC RTC CLK/CALENDAR I2C 20-VSOJActive-40°C ~ 85°CAlarm, Y2KSurface Mount20-LSSOJ (0.213", 5.40mm Width)Clock/Calendar-------------------
N/A
1754
IC RTC CLK/CALENDAR SER 18-SOPObsolete-40°C ~ 85°CLeap YearSurface Mount18-SOIC (0.209", 5.30mm Width)Clock/Calendar-------------------
M41ST85WMH6F
M41ST85WMH6F

STMicroelectronics

Datasheet

1+   $5.5350

100+   $4.1580

1000+   $3.6000

49631
IC RTC CLK/CALENDAR I2C 28-SOICActive-40°C ~ 85°CAlarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog TimerSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT SocketsClock/Calendar-------------------
N/A
2506
IC RTC CLK/CALENDAR PAR 24-SOPObsolete-40°C ~ 85°CLeap YearSurface Mount24-SOIC (0.311", 7.90mm Width)Clock/Calendar-------------------
M41ST87WMX6TR
M41ST87WMX6TR

STMicroelectronics

Datasheet

10+   $7.3241

1000+   $4.8827

2000+   $4.8580

4000+   $4.8334

6000+   $4.8087

31200
IC RTC CLK/CALENDAR I2C 28-SOICActive-40°C ~ 85°CAlarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog TimerSurface Mount28-SOIC (0.295", 7.50mm Width)Clock/Calendar-------------------
BQ3285EP
BQ3285EP

Rochester Electronics

Datasheet

1+   $2.8440

25+   $2.7900

100+   $2.6730

500+   $2.5560

1000+   $2.4210

1754
IC RTC CLK/CALENDAR PAR 24-DIPObsolete0°C ~ 70°CAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave OutputThrough Hole24-DIP (0.600", 15.24mm)Clock/Calendar-------------------

1+   $10.1070

10+   $9.2880

25+   $8.9100

100+   $7.8480

250+   $7.4610

12588
IC RTC CLK/CALENDAR I2C 12-VSOJActive-40°C ~ 85°CAlarm, Leap YearSurface Mount12-TFSOJ (0.094", 2.40mm Width)Clock/Calendar-------------------
DS3232MZ/V+
DS3232MZ/V+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $3.5460

100+   $1.6621

500+   $1.3847

1000+   $1.2974

2500+   $1.2043

4242
IC RTC CLK/CALENDAR I2C 8-SOICNot For New Designs-40°C ~ 85°CAlarm, Leap Year, Square Wave Output, SRAMSurface Mount8-SOIC (0.154", 3.90mm Width)Clock/Calendar-------------------
DS12887A+
DS12887A+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $16.4970

1000+   $6.7500

3666
IC RTC CLK/CALENDAR PAR 24-EDIPActive0°C ~ 70°CAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave OutputThrough Hole24-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
BQ3285LDSS
BQ3285LDSS

Rochester Electronics

Datasheet

1+   $2.9430

25+   $2.8800

100+   $2.7630

500+   $2.6460

1000+   $2.5020

19800
IC RTC CLK/CALENDAR PAR 24-QSOPObsolete0°C ~ 70°CAlarm, Daylight Savings, NVSRAMSurface Mount24-SSOP (0.154", 3.90mm Width)Clock/Calendar-------------------
DS12887+
DS12887+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $14.3010

1000+   $6.7590

7644
IC RTC CLK/CALENDAR PAR 24-EDIPActive0°C ~ 70°CAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave OutputThrough Hole24-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
BQ3285LSS
BQ3285LSS

Rochester Electronics

Datasheet

1+   $2.5020

25+   $2.4480

100+   $2.3490

500+   $2.2500

1000+   $2.1240

1730
IC REAL TIME CLOCK 24-QSOPObsolete-Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave OutputSurface Mount24-SSOP (0.154", 3.90mm Width)Clock/Calendar-------------------
DS12CR887-33+
DS12CR887-33+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $17.6220

10+   $12.7890

25+   $11.5484

100+   $10.1641

250+   $9.4943

3357
IC RTC CLK/CALENDAR PAR 24-EDIPActive-40°C ~ 85°CAlarm, Leap Year, NVSRAM, Square Wave Output, Trickle-ChargerThrough Hole24-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
BQ3285LFSS-A1
BQ3285LFSS-A1

Rochester Electronics

Datasheet

1+   $2.9430

25+   $2.8800

100+   $2.7630

500+   $2.6460

1000+   $2.5020

21822
IC RTC CLK/CALENDAR PAR 24-QSOPObsolete0°C ~ 70°CAlarm, Daylight Savings, Leap Year, NVSRAM, Square Wave OutputSurface Mount24-SSOP (0.154", 3.90mm Width)Clock/Calendar-------------------
DS1687-3+
DS1687-3+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $19.4850

1000+   $10.0350

30415
IC RTC CLK/CALENDAR PAR 24-EDIPActive0°C ~ 70°CAlarm, NVSRAM, Square Wave Output, Y2KThrough Hole24-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
M48T08Y-10MH1F
M48T08Y-10MH1F

STMicroelectronics

Datasheet

1+   $19.9980

10+   $17.1630

25+   $16.1100

100+   $14.9490

250+   $14.4000

6279
IC RTC CLK/CALENDAR PAR 28SOHActive0°C ~ 70°CLeap Year, Watchdog TimerSurface Mount28-SOP (0.350", 8.89mm Width) with SNAPHAT SocketsClock/Calendar-------------------
DP8573AV/NOPB
DP8573AV/NOPB

Texas Instruments

Datasheet

35+   $11.3940

13747
IC RTC CLK/CALENDAR PAR 28-PLCCActive-40°C ~ 85°CAlarm, Leap YearSurface Mount28-LCC (J-Lead)Clock/Calendar-------------------
DS1744P-70+
DS1744P-70+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $35.1000

10+   $26.6652

1000+   $21.0420

3657
IC RTC CLK/CALENDAR PAR 34-PCMActive0°C ~ 70°CLeap Year, NVSRAM, Y2KSurface Mount34-PowerCap™ ModuleClock/Calendar-------------------
DS1554-70+
DS1554-70+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $32.6070

1000+   $19.1970

1693
IC RTC CLK/CALENDAR PAR 32-EDIPActive0°C ~ 70°CAlarm, Leap Year, NVSRAM, Watchdog Timer, Y2KThrough Hole32-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
DS1744-70+
DS1744-70+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $38.1240

1000+   $23.2650

1699
IC RTC CLK/CALENDAR PAR 28-EDIPActive0°C ~ 70°CLeap Year, NVSRAM, Y2KThrough Hole28-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
DS1744-70IND+
DS1744-70IND+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $50.2740

10+   $39.0501

25+   $36.1825

100+   $33.4800

1000+   $26.7840

1573
IC RTC CLK/CALENDAR PAR 28-EDIPActive-40°C ~ 85°CLeap Year, NVSRAM, Y2KThrough Hole28-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
DS1746-70+
DS1746-70+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $12.6414

5+   $12.2958

10+   $12.0663

4224
IC RTC CLK/CALENDAR PAR 32-EDIPActive0°C ~ 70°CLeap Year, NVSRAM, Y2KThrough Hole32-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
DS1248Y-70+
DS1248Y-70+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $48.6900

10+   $43.2162

25+   $41.2078

100+   $38.3369

1000+   $26.4060

1926
IC RTC PHANTOM PAR 32-DIPActive0°C ~ 70°CNVSRAMThrough Hole32-DIP Module (0.600", 15.24mm)Phantom Time Chip-------------------
DS1747-70+
DS1747-70+

Analog Devices Inc./Maxim Integrated

Datasheet

1+   $58.3650

10+   $45.7569

25+   $42.5369

100+   $40.0613

1000+   $32.0490

5220
IC RTC CLK/CALENDAR PAR 32-EDIPActive0°C ~ 70°CLeap Year, NVSRAM, Y2KThrough Hole32-DIP Module (0.600", 15.24mm)Clock/Calendar-------------------
PT7C4563BQ1WEX
PT7C4563BQ1WEX

Diodes Incorporated

Datasheet

1+   $1.6650

10+   $1.0323

25+   $1.6650

100+   $0.6796

250+   $0.5877

5550
REAL TIME CLOCK SO-8Active-40°C ~ 125°CAlarmSurface Mount8-SOIC (0.154", 3.90mm Width)Clock/Calendar-------------------

10+   $0.5103

4000+   $0.2835

8000+   $0.2790

12000+   $0.2745

16000+   $0.2700

38400
IC RTC CLK/CALENDAR I2C 10-SONActive-40°C ~ 85°CAlarm, Leap Year, Square Wave OutputSurface Mount10-XFDFN Exposed PadClock/Calendar-------------------
CBC92132C-Q3-TR3
CBC92132C-Q3-TR3

Cymbet Corporation

Datasheet

10+   $1.0913

3000+   $0.6063

6000+   $0.5996

9000
POWER MANAGER / RTC 3.2V VBATActive-40°C ~ 85°CAlarm, Backup Supply Charger, Leap Year, RAMSurface Mount16-UFQFN Exposed PadClock/Calendar-------------------
R2221T-E2-F
R2221T-E2-F

Nisshinbo Micro Devices Inc.

Datasheet

1+   $1.3950

10+   $0.9270

100+   $0.8199

250+   $0.7713

500+   $0.7416

14922
SERIAL INTERFACE REAL TIME CLOCKActive-40°C ~ 85°CAlarm, Leap Year, RAMSurface Mount10-VFSOP, 10-MSOP (0.110", 2.80mm Width)Clock/Calendar-------------------