Real Time Clocks

Browse available Real Time Clocks components by manufacturer and part number. Review stock status, datasheets and key technical parameters to compare suitable options for design, maintenance, replacement or purchasing.

If you already have a target MPN or BOM, send it to EGOO with the required quantity. Our sourcing team can check availability, lead time and quotation options, including hard-to-find and obsolete parts.

Mfr. Part #	Availability	Price	Quantity	Datasheet	Series	Package/Case	Packaging	Product Status	Programmable	Type	Features	Memory Size	Time Format	Date Format	Interface	Voltage - Supply	Voltage - Supply, Battery	Current - Timekeeping (Max)	Operating Temperature	Mounting Type	Grade	Qualification	Supplier Device Package
DS1672S-2+ IC RTC BINARY COUNTER I2C 8SOIC Analog Devices Inc./Maxim Integrated	4,366	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Not Verified	Binary Counter	Trickle-Charger	-	Binary	Binary	I2C, 2-Wire Serial	1.8V ~ 2.2V	1.3V ~ 3.63V	500µA @ 2.2V	-40°C ~ 85°C	Surface Mount	-	-	8-SOIC
ISL12058IUZ IC RTC CLK/CALENDAR I2C 8MSOP Renesas Electronics Corporation	2,000	-	RFQ	Datasheet	-	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Tube	Active	Not Verified	Clock/Calendar	Alarm, Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8V ~ 3.6V	-	0.65µA @ 1.8V	-40°C ~ 85°C	Surface Mount	-	-	8-MSOP
1337AGDCGI IC RTC CLK/CALENDAR I2C 8SOIC Renesas Electronics Corporation	409	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, Square Wave Output	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8V ~ 5.5V	-	0.3µA @ 1.3V ~ 1.8V	-40°C ~ 85°C	Surface Mount	-	-	8-SOIC
1338-31DCGI IC RTC CLK/CALENDAR I2C 8SOIC Renesas Electronics Corporation	253	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Not Verified	Clock/Calendar	Leap Year, NVSRAM, Square Wave Output	56B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	3.3V ~ 5.5V	1.3V ~ 3.7V	5µA @ 3.63V ~ 5.5V	-40°C ~ 85°C	Surface Mount	-	-	8-SOIC
RX8900CE:UB6 IC RTC CLK/CALENDAR I2C 10SMD EPSON	1,900	-	RFQ	Datasheet	RX8900CE	10-SMD, No Lead	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	I2C	2.5V ~ 5.5V	1.6V ~ 5.5V	1.4µA ~ 1.5µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	10-SMD
RX8111CE A3 IC RTC CLK/CALENDAR I2C 10SMD EPSON	514	-	RFQ	Datasheet	RX8111CE	10-SMD, No Lead	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, RAM	-	HH:MM:SS	YY-MM-DD	I2C	1.6V ~ 5.5V	-	3µA @ 3V	-40°C ~ 85°C (TA)	Surface Mount	-	-	10-SMD
DS1344E-3+ IC RTC CLK/CALENDAR SPI 20TSSOP Analog Devices Inc./Maxim Integrated	1,819	-	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width)	Tube	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger	96B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	SPI	2.7V ~ 5.5V	1.3V ~ 5.5V	-	-40°C ~ 85°C	Surface Mount	-	-	20-TSSOP
ISL12008IB8Z-T IC RTC CLK/CALENDAR I2C 8SOIC Renesas Electronics Corporation	1,570	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, Leap Year	-	HH:MM:SS:hh (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	-	-	8-SOIC
RX8111CE B3 IC RTC CLK/CALENDAR I2C 10SMD EPSON	176	-	RFQ	Datasheet	RX8111CE	10-SMD, No Lead	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, RAM	-	HH:MM:SS	YY-MM-DD	I2C	1.6V ~ 5.5V	-	3µA @ 3V	-40°C ~ 85°C (TA)	Surface Mount	-	-	10-SMD
RX-4045SAAA0 PURE SN IC RTC CLK/CALENDAR SPI 14SOP EPSON	844	-	RFQ	Datasheet	RX-4045SA	14-SOIC (0.197", 5.00mm Width)	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	SPI	1.7V ~ 5.5V	-	1.2µA ~ 1.8µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	14-SOP
DS1341T+T&R IC RTC CLK/CALENDAR I2C 8TDFN Analog Devices Inc./Maxim Integrated	2,154	-	RFQ	Datasheet	-	8-WDFN Exposed Pad	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, Square Wave Output	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8V ~ 5.5V	-	0.5µA ~ 0.6µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	8-TDFN (3x3)
DS1672S-3+ IC RTC BINARY COUNTER I2C 8SOIC Analog Devices Inc./Maxim Integrated	200	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tube	Active	Not Verified	Binary Counter	Trickle-Charger	-	Binary	Binary	I2C, 2-Wire Serial	2.7V ~ 3.3V	1.3V ~ 3.63V	500µA @ 3.3V	-40°C ~ 85°C	Surface Mount	-	-	8-SOIC
RX-8025SA:AA0 IC TRC CLK/CALENDAR EPSON	885	-	RFQ	Datasheet	-	14-SOIC (0.197", 5.00mm Width)	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm	-	HH:MM:SS	YY-MM-DD-dd	I2C	1.7V ~ 5.5V	-	1.2µA ~ 1.8µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	14-SOP
DS1342T+T&R IC RTC CLK/CALENDAR I2C 8TDFN Analog Devices Inc./Maxim Integrated	2,500	-	RFQ	Datasheet	-	8-WDFN Exposed Pad	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, Square Wave Output	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.8V ~ 5.5V	-	0.6µA ~ 0.7µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	8-TDFN (3x3)
DS1393U-33+ IC RTC CLK/CALENDAR SER 10UMAX Analog Devices Inc./Maxim Integrated	192	-	RFQ	Datasheet	-	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	Tube	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, Square Wave Output, Trickle-Charger	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	3-Wire Serial	2.97V ~ 5.5V	1.3V ~ 5.5V	175µA @ 2.97V ~ 5.5V	-40°C ~ 85°C	Surface Mount	-	-	10-uMAX/uSOP
DS1672S-3+T&R IC RTC BINARY COUNTER I2C 8SOIC Analog Devices Inc./Maxim Integrated	2,391	-	RFQ	Datasheet	-	8-SOIC (0.154", 3.90mm Width)	Tape & Reel (TR)	Active	Not Verified	Binary Counter	Trickle-Charger	-	Binary	Binary	I2C, 2-Wire Serial	2.7V ~ 3.3V	1.3V ~ 3.63V	500µA @ 3.3V	-40°C ~ 85°C	Surface Mount	-	-	8-SOIC
DS17285S-3+ IC RTC CLK/CALENDAR PAR 24SOIC Analog Devices Inc./Maxim Integrated	3,000	-	RFQ	Datasheet	-	24-SOIC (0.295", 7.50mm Width)	Tube	Active	Not Verified	Clock/Calendar	Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output	2KB	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	2.7V ~ 3.7V	2.5V ~ 3.7V	2mA @ 2.7V ~ 3.7V	0°C ~ 70°C	Surface Mount	-	-	24-SOIC
RX6110SA:B3 PURE SN IC RTC CLK/CALENDAR I2C 14SOP EPSON	462	-	RFQ	Datasheet	RX6110SA	14-SOIC (0.197", 5.00mm Width)	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, RAM	16B	HH:MM:SS (24 hr)	YY-MM-DD-dd	I2C, SPI	1.6V ~ 5.5V	1.1V ~ 5.5V	0.25µA ~ 0.27µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	14-SOP
DS1374U-3+T&R IC RTC BINARY COUNTER I2C 10UMAX Analog Devices Inc./Maxim Integrated	2,970	-	RFQ	Datasheet	-	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)	Tape & Reel (TR)	Active	Not Verified	Binary Counter	Alarm, Square Wave Output, Trickle-Charger, Watchdog Timer	-	Binary	Binary	I2C, 2-Wire Serial	2.7V ~ 3.3V	1.3V ~ 3.7V	125µA @ 2.7V ~ 3.3V	-40°C ~ 85°C	Surface Mount	-	-	10-uMAX/uSOP
DS1338U-18+T&R IC RTC CLOCK/CALENDAR I2C 8UMAX Analog Devices Inc./Maxim Integrated	2,674	-	RFQ	Datasheet	-	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	Tape & Reel (TR)	Active	Not Verified	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	-	-	8-uMAX/uSOP

Real Time Clocks FAQ

What Real Time Clocks components can I source from EGOO?

You can browse available Real Time Clocks product families, manufacturers and part numbers on this page, then review stock, datasheets and technical information for suitable options.

Can EGOO help with hard-to-source or obsolete Real Time Clocks parts?

Yes. EGOO provides sourcing support for shortage, obsolete and hard-to-find electronic components. Send us the target manufacturer part number and quantity for checking.

Does EGOO support BOM and small-batch sourcing?

Yes. We support BOM sourcing, prototype requirements and small-batch supply, together with stock, lead-time and quotation assistance.

How do I request pricing and availability?

Submit the manufacturer part number, required quantity and any package, date-code or delivery requirements through the RFQ form, and our team will review available sourcing options.