Photo Mfr. Part # Availability Price Quantity Datasheet Package/Case Packaging Series ProductStatus Type Features MemorySize TimeFormat DateFormat Interface Voltage-Supply Voltage-SupplyBattery Current-Timekeeping(Max) OperatingTemperature MountingType
DS1388Z-3+

DS1388Z-3+

IC RTC CLK/CALENDAR I2C 8-SOIC

Analog Devices Inc./Maxim Integrated

2,198 -

RFQ

DS1388Z-3+

Datasheet

8-SOIC (0.154, 3.90mm Width) Tube - Active Clock/Calendar EEPROM, Leap Year, Supervisor, Trickle-Charger, Watchdog Timer 512B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 3.3V 1.3V ~ 5.5V 140µA @ 2.7V ~ 3.3V -40°C ~ 85°C Surface Mount
DS1340C-33#

DS1340C-33#

IC RTC CLK/CALENDAR I2C 16-SOIC

Analog Devices Inc./Maxim Integrated

3,342 -

RFQ

DS1340C-33#

Datasheet

16-SOIC (0.295, 7.50mm Width) Tube - Active Clock/Calendar Leap Year, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.97V ~ 5.5V 1.3V ~ 5.5V 150µA @ 5.5V -40°C ~ 85°C Surface Mount
M41ST87WSS6F

M41ST87WSS6F

IC RTC CLK/CALENDAR I2C 20-SSOP

STMicroelectronics

2,119 -

RFQ

M41ST87WSS6F

Datasheet

20-SSOP (0.209, 5.30mm Width) Tape & Reel (TR),Cut Tape (CT) - Active Clock/Calendar Alarm, Leap Year, NVSRAM, Square Wave Output, Supervisor, Watchdog Timer 128B HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 3.6V 2.5V ~ 3.6V 0.5mA @ 2.7V ~ 3.6V -40°C ~ 85°C Surface Mount
DS1305N+

DS1305N+

IC RTC CLK/CALENDAR SPI 16-DIP

Analog Devices Inc./Maxim Integrated

2,568 -

RFQ

DS1305N+

Datasheet

16-DIP (0.300, 7.62mm) Tube - Active Clock/Calendar Alarm, Leap Year, NVSRAM, Trickle-Charger 96B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 2V ~ 5.5V 2V ~ 5.5V 25.3µA ~ 81µA @ 2V ~ 5V -40°C ~ 85°C Through Hole
DS1685SN-3+

DS1685SN-3+

IC RTC CLK/CALENDAR PAR 24-SOIC

Analog Devices Inc./Maxim Integrated

2,050 -

RFQ

DS1685SN-3+

Datasheet

24-SOIC (0.295, 7.50mm Width) Tube - Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 3V -40°C ~ 85°C Surface Mount
RV-4162-C7-32.768KHZ-10PPM-TA-QC

RV-4162-C7-32.768KHZ-10PPM-TA-QC

IC RTC CLK/CALENDAR I2C 8SON

Micro Crystal AG

2,482 -

RFQ

RV-4162-C7-32.768KHZ-10PPM-TA-QC

Datasheet

8-WCDFN Tape & Reel (TR) - Active Clock/Calendar Alarm, Leap Year, Programmable Clock Output, Watchdog Timer - HH:MM:SS:hh (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1V ~ 4.4V - 0.5µA @ 3V -40°C ~ 85°C (TA) Surface Mount
MCP79521T-I/MN

MCP79521T-I/MN

IC RTC CLK/CALENDAR SPI 10-TDFN

Microchip Technology

2,707 -

RFQ

MCP79521T-I/MN

Datasheet

10-WFDFN Exposed Pad Tape & Reel (TR) - Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 3.6V -40°C ~ 85°C Surface Mount
MCP79522T-I/MN

MCP79522T-I/MN

IC RTC CLK/CALENDAR SPI 10-TDFN

Microchip Technology

2,089 -

RFQ

MCP79522T-I/MN

Datasheet

10-WFDFN Exposed Pad Tape & Reel (TR) - Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 3.6V -40°C ~ 85°C Surface Mount
MCP79522T-I/MS

MCP79522T-I/MS

IC RTC CLK/CALENDAR SPI 10-MSOP

Microchip Technology

2,324 -

RFQ

MCP79522T-I/MS

Datasheet

10-TFSOP, 10-MSOP (0.118, 3.00mm Width) Tape & Reel (TR) - Active Clock/Calendar Alarm, EEPROM, Leap Year, Square Wave Output, SRAM, Unique ID 64B HH:MM:SS:hh (12/24 hr) YY-MM-DD-dd SPI 1.8V ~ 3.6V 1.3V ~ 3.6V 1µA @ 1.8V ~ 3.6V -40°C ~ 85°C Surface Mount
ISL1218IUZ

ISL1218IUZ

IC RTC CLK/CALENDAR I2C 8-MSOP

Renesas Electronics America Inc

324 -

RFQ

ISL1218IUZ

Datasheet

8-TSSOP, 8-MSOP (0.118, 3.00mm Width) Bulk,Tube - Obsolete Clock/Calendar Alarm, Leap Year, SRAM 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.8V ~ 5.5V 4µA ~ 6µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount
RX8010SJ:B3 PURE SN

RX8010SJ:B3 PURE SN

IC RTC CLK/CALENDAR I2C 8-SOP

Epson

3,355 -

RFQ

RX8010SJ:B3 PURE SN

Datasheet

8-SOIC (0.154, 3.90mm Width) Tape & Reel (TR) RX8010SJ Active Clock/Calendar Alarm, Leap Year, RAM 16B HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.6V ~ 5.5V - 0.32µA ~ 0.35µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount
DS1339U-2+T&R

DS1339U-2+T&R

IC RTC CLK/CALENDAR I2C 8-USOP

Analog Devices Inc./Maxim Integrated

3,801 -

RFQ

DS1339U-2+T&R

Datasheet

8-TSSOP, 8-MSOP (0.118, 3.00mm Width) Tape & Reel (TR) - Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Trickle-Charger - HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.8V ~ 5.5V 1.3V ~ 3.7V 100µA @ 2.2V -40°C ~ 85°C Surface Mount
RV-3149-C3-32.768KHZ-OPTION-A-TA-QC

RV-3149-C3-32.768KHZ-OPTION-A-TA-QC

IC RTC CLK/CALENDAR SPI 10SON

Micro Crystal AG

2,939 -

RFQ

RV-3149-C3-32.768KHZ-OPTION-A-TA-QC

Datasheet

10-VCDFN Tape & Reel (TR),Cut Tape (CT) - Active Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI, 4-Wire Serial 1.3V ~ 5.5V - 1µA @ 3V -40°C ~ 85°C (TA) Surface Mount
RV-3129-C3-32.768KHZ-OPTION-A-TA-QC

RV-3129-C3-32.768KHZ-OPTION-A-TA-QC

IC RTC CLK/CALENDAR I2C 10SON

Micro Crystal AG

3,295 -

RFQ

RV-3129-C3-32.768KHZ-OPTION-A-TA-QC

Datasheet

10-VCDFN Tape & Reel (TR),Cut Tape (CT) - Active Clock/Calendar Alarm, EEPROM, Leap Year, Programmable Clock Output, RAM, Temperature, Timer, Trickle Charger 2B, 8B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.3V ~ 5.5V - 1µA @ 3V -40°C ~ 85°C (TA) Surface Mount
DS1338C-18#

DS1338C-18#

IC RTC CLK/CALENDAR I2C 16-SOIC

Analog Devices Inc./Maxim Integrated

3,657 -

RFQ

DS1338C-18#

Datasheet

16-SOIC (0.295, 7.50mm Width) Tube - Active Clock/Calendar Leap Year, NVSRAM, Square Wave Output 56B HH:MM:SS (12/24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 1.71V ~ 5.5V 1.3V ~ 3.7V 100µA @ 1.89V -40°C ~ 85°C Surface Mount
DS1340C-3#

DS1340C-3#

IC RTC CLK/CALENDAR I2C 16-SOIC

Analog Devices Inc./Maxim Integrated

2,399 -

RFQ

DS1340C-3#

Datasheet

16-SOIC (0.295, 7.50mm Width) Tube - Active Clock/Calendar Leap Year, Trickle-Charger - HH:MM:SS (24 hr) YY-MM-DD-dd I²C, 2-Wire Serial 2.7V ~ 5.5V 1.3V ~ 3.7V 125µA @ 3.3V -40°C ~ 85°C Surface Mount
DS1685EN-5+T&R

DS1685EN-5+T&R

IC RTC CLK/CALENDAR PAR 24-TSSOP

Analog Devices Inc./Maxim Integrated

3,025 -

RFQ

DS1685EN-5+T&R

Datasheet

24-TSSOP (0.173, 4.40mm Width) Tape & Reel (TR) - Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 4.5V ~ 5.5V 2.5V ~ 3.7V 3mA @ 5V -40°C ~ 85°C Surface Mount
DS1685EN-3+T&R

DS1685EN-3+T&R

IC RTC CLK/CALENDAR PAR 24-TSSOP

Analog Devices Inc./Maxim Integrated

3,930 -

RFQ

DS1685EN-3+T&R

Datasheet

24-TSSOP (0.173, 4.40mm Width) Tape & Reel (TR) - Active Clock/Calendar Alarm, NVSRAM, Square Wave Output, Y2K 242B HH:MM:SS (12/24 hr) YY-MM-DD-dd Parallel 2.7V ~ 3.7V 2.5V ~ 3.7V 2mA @ 3V -40°C ~ 85°C Surface Mount
RX-4571NB:B

RX-4571NB:B

IC REAL TIME CLOCK/CALENDAR

Epson

2,572 -

RFQ

RX-4571NB:B

Datasheet

22-LFDFN Strip RX-4571NB Active Clock/Calendar Alarm, Leap Year - - - 3-Wire Serial 1.6V ~ 5.5V - 0.95µA ~ 1µA @ 3V ~ 5V -40°C ~ 85°C Surface Mount
PCF2123U/10AA/1,00

PCF2123U/10AA/1,00

IC RTC CLK/CALENDAR SPI DIE

NXP USA Inc.

3,071 -

RFQ

PCF2123U/10AA/1,00

Datasheet

Die Bulk - Active Clock/Calendar Alarm, Leap Year, Square Wave Output, Watchdog Timer - HH:MM:SS (12/24 hr) YY-MM-DD-dd SPI 1.6V ~ 5.5V - 0.33µA ~ 0.38µA @ 2V ~ 5V -40°C ~ 85°C Surface Mount
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