Real Time Clocks

Explore Real Time Clocks parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

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
RX-8803LC:UC PURE SN IC RTC CLK/CALENDAR I2C 12VSOJ EPSON	2,121	8.67	RFQ	Datasheet	RX-8803LC	12-TFSOJ (0.094", 2.40mm Width)	Strip	Active	Not Verified	Clock/Calendar	Alarm	-	HH:MM:SS	YY-MM-DD	I2C	1.6V ~ 5.5V	-	2.1µA ~ 3.4µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	12-VSOJ
DS32B35-33IND# IC RTC CLK/CALENDAR I2C 20SOIC Analog Devices Inc./Maxim Integrated	1,030	0.00	RFQ	Datasheet	-	20-SOIC (0.295", 7.50mm Width)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, FRAM, Leap Year, Square Wave Output, TCXO/Crystal	2KB	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	2.7V ~ 3.63V	2.3V ~ 3.6V	110µA @ 3.63V	-40°C ~ 85°C	Surface Mount	-	-	20-SOIC
RX-4803LC:UBB PURE SN IC RTC CLK/CALENDAR SPI 12VSOJ EPSON	1,789	8.74	RFQ	Datasheet	RX-4803LC	12-TFSOJ (0.094", 2.40mm Width)	Strip	Active	Not Verified	Clock/Calendar	Alarm, Leap Year	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	SPI	1.6V ~ 5.5V	-	2.1µA ~ 3.4µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	12-VSOJ
RX-8803LCUB PURE SN BULK IC RTC CLK/CALENDAR I2C 12VSOJ EPSON	4,853	0.00	RFQ	Datasheet	RX-8803LC	12-TFSOJ (0.094", 2.40mm Width)	Bulk	Active	Not Verified	Clock/Calendar	Alarm	-	HH:MM:SS	YY-MM-DD	I2C	1.6V ~ 5.5V	1.6V ~ 5.5V	2.1µA ~ 3.4µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	12-VSOJ
DS1384FP-12 IC RTC CLK/CALENDAR PAR 44MQFP Analog Devices Inc./Maxim Integrated	1,901	0.00	RFQ	Datasheet	-	44-QFP	Bag	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, Square Wave Output, Watchdog Timer	50B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.4V ~ 4V	3mA @ 5V	0°C ~ 70°C	Surface Mount	-	-	44-MQFP (10x10)
DS1685QN-3+ IC RTC CLK/CALENDAR PAR 28PLCC Analog Devices Inc./Maxim Integrated	1,947	8.24	RFQ	Datasheet	-	28-LCC (J-Lead)	Tube	Active	Not Verified	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	-	-	28-PLCC (11.51x11.51)
RTC-62423A:3 IC RTC CLK/CALENDAR PAR 24SOP EPSON	3,034	0.00	RFQ	Datasheet	-	24-SOIC (0.311", 7.90mm Width)	Tape & Reel (TR)	Obsolete	Not Verified	Clock/Calendar	Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	-	1.8µA ~ 3µA @ 2V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	24-SOP
RTC-62423A:3:ROHS IC RTC CLK/CALENDAR PAR 24SOP EPSON	4,326	0.00	RFQ	Datasheet	-	24-SOIC (0.311", 7.90mm Width)	Tape & Reel (TR)	Obsolete	Not Verified	Clock/Calendar	Leap Year	-	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	-	1.8µA ~ 3µA @ 2V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	24-SOP
DS1315N-5 IC RTC PHANTOM CHIP PAR 16DIP Analog Devices Inc./Maxim Integrated	3,529	0.00	RFQ	Datasheet	-	16-DIP (0.300", 7.62mm)	Tube	Obsolete	Not Verified	Phantom Time Chip	Leap Year	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.7V	1.3mA @ 5V	-40°C ~ 85°C	Through Hole	-	-	16-PDIP
DS1500YN IC RTC CLK/CALENDAR PAR 32EDIP Analog Devices Inc./Maxim Integrated	3,669	0.00	RFQ	Datasheet	-	32-DIP Module (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K	256B	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.7V	5mA @ 4.5V ~ 5.5V	-40°C ~ 85°C	Through Hole	-	-	32-EDIP
DS1500WN IC RTC CLK/CALENDAR PAR 32EDIP Analog Devices Inc./Maxim Integrated	2,760	0.00	RFQ	Datasheet	-	32-DIP Module (0.600", 15.24mm)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K	256B	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	3V ~ 3.6V	2.5V ~ 3.7V	4mA @ 3V ~ 3.6V	-40°C ~ 85°C	Through Hole	-	-	32-EDIP
DS1284Q+ IC RTC CLK/CALENDAR PAR 28PLCC Analog Devices Inc./Maxim Integrated	1,792	0.00	RFQ	Datasheet	-	28-LCC (J-Lead)	Tube	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer	50B	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.4V ~ 3.5V	7mA @ 5V	0°C ~ 70°C	Surface Mount	-	-	28-PLCC (11.51x11.51)
DS1315E-5 IC RTC PHANTOM CHIP PAR 20TSSOP Analog Devices Inc./Maxim Integrated	3,679	0.00	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	Not Verified	Phantom Time Chip	Leap Year	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.7V	1.3mA @ 5V	0°C ~ 70°C	Surface Mount	-	-	20-TSSOP
DS1315S-33 IC RTC PHANTOM CHIP PAR 16SOIC Analog Devices Inc./Maxim Integrated	4,020	0.00	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Tube	Obsolete	Not Verified	Phantom Time Chip	Leap Year	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	3V ~ 3.6V	2.5V ~ 3.7V	1.1mA @ 3.3V	0°C ~ 70°C	Surface Mount	-	-	16-SOIC
DS1315E-33 IC RTC PHANTOM CHIP PAR 20TSSOP Analog Devices Inc./Maxim Integrated	4,063	0.00	RFQ	Datasheet	-	20-TSSOP (0.173", 4.40mm Width)	Tube	Obsolete	Not Verified	Phantom Time Chip	Leap Year	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	3V ~ 3.6V	2.5V ~ 3.7V	1.1mA @ 3.3V	0°C ~ 70°C	Surface Mount	-	-	20-TSSOP
DS1315S-5/T&R IC RTC PHANTOM CHIP PAR 16SOIC Analog Devices Inc./Maxim Integrated	3,254	0.00	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Tape & Reel (TR)	Obsolete	Not Verified	Phantom Time Chip	Leap Year	-	HH:MM:SS:hh (12/24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.7V	1.3mA @ 5V	0°C ~ 70°C	Surface Mount	-	-	16-SOIC
RX-8801SA:UB3 PURE SN IC RTC CLK/CALENDAR I2C 14SOP EPSON	3,085	0.00	RFQ	Datasheet	RX-8801SA	14-SOIC (0.197", 5.00mm Width)	Tape & Reel (TR)	Obsolete	Not Verified	Clock/Calendar	Alarm, Leap Year	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	I2C, 2-Wire Serial	1.6V ~ 5.5V	-	2.8µA ~ 3.4µA @ 3V ~ 5V	-40°C ~ 85°C	Surface Mount	-	-	14-SOP
DS1615S IC RTC TEMP RECORDER SER 16SOIC Analog Devices Inc./Maxim Integrated	4,661	0.00	RFQ	Datasheet	-	16-SOIC (0.295", 7.50mm Width)	Tube	Obsolete	Not Verified	Temperature Recorder	Alarm, Leap Year, Unique ID, Y2K	32B	HH:MM:SS (12/24 hr)	YY-MM-DD-dd	3-Wire Serial	4V ~ 5.5V	2.7V ~ 4.95V	0.5µA @ 5V	-40°C ~ 85°C	Surface Mount	-	-	16-SOIC
DS1558W+TRL IC RTC CLK/CALENDAR PAR 48LQFP Analog Devices Inc./Maxim Integrated	1,053	7.49	RFQ	Datasheet	-	48-LQFP	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, Watchdog Timer, Y2K	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	2.97V ~ 3.63V	2.5V ~ 3.7V	2mA @ 3.3V	-40°C ~ 85°C	Surface Mount	-	-	48-LQFP (7x7)
DS1558Y+TRL IC RTC CLK/CALENDAR PAR 48LQFP Analog Devices Inc./Maxim Integrated	2,281	7.49	RFQ	Datasheet	-	48-LQFP	Tape & Reel (TR)	Active	Not Verified	Clock/Calendar	Alarm, Leap Year, Watchdog Timer, Y2K	-	HH:MM:SS (24 hr)	YY-MM-DD-dd	Parallel	4.5V ~ 5.5V	2.5V ~ 3.7V	6mA @ 5V	-40°C ~ 85°C	Surface Mount	-	-	48-LQFP (7x7)

FAQ

Frequently Asked Questions

What are Real Time Clocks components used for?

Real Time Clocks components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Real Time Clocks part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Real Time Clocks parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

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