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Real Time Clock

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	RTC Bus Interface	Date Format	Time Format	Package/Case	Battery Backup Switching	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Series	Mounting Style	Qualification	Packaging
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6 AEC-Q200 RV-3028-C8-32.768kHz-1PPM-TA-QA Micro Crystal 1: 3,27 € 827In Stock 1.000Expected 12/10/2026 New Product	Mfr. Part No. RV-3028-C8-32.768kHz-1PPM-TA-QA Mouser Part No 428-RV3028C81PPMTAQA New Product	Micro Crystal	Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6 AEC-Q200 Learn More about Micro Crystal rv 3028 c8 rtc modules	Datasheet	827In Stock 1.000Expected 12/10/2026	Cut Tape 3,27 € 2,44 € 2,22 € 2,00 € Reel 1,90 € View 1,90 € 1,76 € 1,74 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SON-8	Backup Switching	1.1 V	5.5 V	- 40 C	+ 85 C	RV-3028-C8	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in HXSON10 package. PCF85363ATL/AX NXP Semiconductors 1: 1,14 € 82.204In Stock	Mfr. Part No. PCF85363ATL/AX Mouser Part No 771-PCF85363ATL/AX	NXP Semiconductors	Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in HXSON10 package.	Datasheet	82.204In Stock	Cut Tape 1,14 € 0,903 € 0,836 € 0,768 € View Reel 0,688 € 0,736 € 0,716 € 0,708 € 0,69 € 0,688 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	DFN2626-10	Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C	PCF85363A	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 64K (8Kx8) 100ns M48T08Y-10MH1F STMicroelectronics 1: 35,37 € 967In Stock	Mfr. Part No. M48T08Y-10MH1F Mouser Part No 511-M48T08Y-10MH1F	STMicroelectronics	Real Time Clock 64K (8Kx8) 100ns	Datasheet	967In Stock	Cut Tape 35,37 € 28,64 € 26,95 € 25,83 € View Reel 22,72 € 24,22 € 23,35 € 22,72 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 936	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOX-28	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	M48T08Y	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412-I/MS Microchip Technology 1: 1,01 € 3.729In Stock	Mfr. Part No. MCP79412-I/MS Mouser Part No 579-MCP79412IMS	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	3.729In Stock	1,01 € 0,929 € 0,917 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	MSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock I2C GP RTCC 64B SRAM ID MCP79400-I/MS Microchip Technology 1: 0,86 € 5.400In Stock	Mfr. Part No. MCP79400-I/MS Mouser Part No 579-MCP79400IMS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM ID Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	5.400In Stock	0,86 € 0,791 €	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	MSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock 2Kb EE 64B SRAM WD TED EUI-64 MCP795W22-I/ST Microchip Technology 1: 1,70 € 5.140In Stock	Mfr. Part No. MCP795W22-I/ST Mouser Part No 579-MCP795W22-I/ST	Microchip Technology	Real Time Clock 2Kb EE 64B SRAM WD TED EUI-64 Learn More about Microchip Technology microchip mcp795xx	Datasheet	5.140In Stock	1,70 € 1,58 € 1,56 €	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-14	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock 4-wire Real Time Clock Module R2045S-E2-FE Nisshinbo 1: 4,06 € 3.638In Stock	Mfr. Part No. R2045S-E2-FE Mouser Part No 848-R2045S-E2-FE	Nisshinbo	Real Time Clock 4-wire Real Time Clock Module	Datasheet	3.638In Stock	Cut Tape 4,06 € 3,07 € 2,82 € 2,55 € Reel 2,18 € View 2,42 € 2,25 € 2,14 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	Serial 4-Wire	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2045S/D	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2051S02-E2-F Nisshinbo 1: 1,49 € 2.000In Stock	Mfr. Part No. R2051S02-E2-F Mouser Part No 848-R2051S02E2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	2.000In Stock	Cut Tape 1,49 € 1,08 € 0,989 € 0,912 € Reel 0,716 € View 0,718 € 0,711 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SSOP-16	Backup Switching	750 mV	5.5 V	- 40 C	+ 85 C	R2051S	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM EUI-48 MCP79401-I/SN Microchip Technology 1: 0,894 € 13.560In Stock	Mfr. Part No. MCP79401-I/SN Mouser Part No 579-MCP79401ISN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	13.560In Stock	0,894 € 0,826 € 0,805 €	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412-I/ST Microchip Technology 1: 1,01 € 4.615In Stock	Mfr. Part No. MCP79412-I/ST Mouser Part No 579-MCP79412IST	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	4.615In Stock	1,01 € 0,929 € 0,917 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock Real Time Clock, automotive grade AEC-Q200 RV-3029-C3-TB-QA-Opt. B Micro Crystal 1: 4,92 € 705In Stock	Mfr. Part No. RV-3029-C3-TB-QA-Opt. B Mouser Part No 428-RV3029C3TBQAOPTB	Micro Crystal	Real Time Clock Real Time Clock, automotive grade AEC-Q200	Datasheet	705In Stock	Cut Tape 4,92 € 3,72 € 3,41 € 3,08 € 3,05 € Reel 2,57 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	Serial 2-Wire, I2C	YY-MM-DD	HH:MM:SS:hh (12 hr, 24 hr)	SON-10	Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3029-C3	SMD/SMT	AEC-Q200	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with 56-Byte NV RAM DS1338Z-33+ Analog Devices / Maxim Integrated 1: 5,71 € 23.929In Stock	Mfr. Part No. DS1338Z-33+ Mouser Part No 700-DS1338Z-33	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	23.929In Stock	5,71 € 4,38 € 4,04 € 3,67 € View 3,49 € 3,39 € 3,35 € 3,31 €	Min.: 1 Mult.: 1 Max.: 19.143	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1338Z	SMD/SMT		Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1744WP-120IND+ Analog Devices / Maxim Integrated 1: 58,48 € 627In Stock	Mfr. Part No. DS1744WP-120IND+ Mouser Part No 700-DS1744WP-120IND	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	627In Stock	58,48 € 48,31 € 45,76 € 45,19 € Quote Quote	Min.: 1 Mult.: 1 Max.: 501	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PowerCap Module-34	Backup Switching	2.97 V	3.63 V	- 40 C	+ 85 C	DS1744WP	SMD/SMT		Tray
Real Time Clock Extremely Accurate SPI Bus RTC with Inte DS3234SN# Analog Devices / Maxim Integrated 1: 15,20 € 19.291In Stock	Mfr. Part No. DS3234SN# Mouser Part No 700-DS3234SN#	Analog Devices / Maxim Integrated	Real Time Clock Extremely Accurate SPI Bus RTC with Inte	Datasheet	19.291In Stock	15,20 € 12,05 € 11,27 € 10,39 € View 9,91 € 9,74 € Quote	Min.: 1 Mult.: 1 Max.: 15.432	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-20	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS3234SN	SMD/SMT		Tube
Real Time Clock I C RTC with Trickle Charger DS1340C-3# Analog Devices / Maxim Integrated 1: 10,27 € 13.268In Stock	Mfr. Part No. DS1340C-3# Mouser Part No 700-DS1340C-3#-	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	13.268In Stock	10,27 € 8,04 € 7,48 € 6,86 € View 6,80 € 6,40 € 6,25 € Quote	Min.: 1 Mult.: 1 Max.: 10.614	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-16	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1340C	SMD/SMT		Tube
Real Time Clock I C RTC with Trickle Charger DS1340Z-18+ Analog Devices / Maxim Integrated 1: 7,17 € 5.864In Stock	Mfr. Part No. DS1340Z-18+ Mouser Part No 700-DS1340Z-18	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	5.864In Stock	7,17 € 5,53 € 5,12 € 4,14 € View 3,96 € 3,94 € 3,85 €	Min.: 1 Mult.: 1 Max.: 4.691	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-8	Backup Switching	1.71 V	1.89 V	- 40 C	+ 85 C	DS1340Z	SMD/SMT		Tube
Real Time Clock Real Time Clock S-35190A-J8T1U ABLIC 1: 1,29 € 4.632In Stock	Mfr. Part No. S-35190A-J8T1U Mouser Part No 628-35190A-G	ABLIC	Real Time Clock Real Time Clock	Datasheet	4.632In Stock	Cut Tape 1,29 € 1,02 € 0,955 € 0,877 € View Reel 0,734 € 0,838 € 0,816 € 0,809 € 0,734 € 0,734 € MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-8	Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	S-35190	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Low-Pwr serial RTC W/ battry switchover M41T01M6F STMicroelectronics 1: 3,36 € 2.355In Stock	Mfr. Part No. M41T01M6F Mouser Part No 511-M41T01M6F	STMicroelectronics	Real Time Clock Low-Pwr serial RTC W/ battry switchover Learn More about STMicroelectronics stm standard products	Datasheet	2.355In Stock	Cut Tape 3,36 € 2,54 € 2,33 € 2,11 € Reel 1,71 € View 2,00 € 1,97 € 1,89 € 1,69 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	M41T01	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Serial 160 (20x8) M41T80M6F STMicroelectronics 1: 4,95 € 1.840In Stock	Mfr. Part No. M41T80M6F Mouser Part No 511-M41T80M6F	STMicroelectronics	Real Time Clock Serial 160 (20x8)	Datasheet	1.840In Stock	Cut Tape 4,95 € 3,83 € 3,51 € 3,20 € View Reel 2,86 € 3,03 € 2,93 € 2,89 € 2,86 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	No Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	M41T80	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC M41T93ZQA6F STMicroelectronics 1: 6,62 € 1.029In Stock	Mfr. Part No. M41T93ZQA6F Mouser Part No 511-M41T93ZQA6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	1.029In Stock	Cut Tape 6,62 € 5,27 € 4,73 € 4,32 € Reel 3,76 € View 4,08 € 4,07 € 3,73 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 1.000	Serial	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		Backup Switching	2.38 V	5.5 V	- 40 C	+ 85 C	M41T93	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79411-I/SN Microchip Technology 1: 0,955 € 12.171In Stock	Mfr. Part No. MCP79411-I/SN Mouser Part No 579-MCP79411ISN	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	12.171In Stock	0,955 € 0,903 € 0,894 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock 2-Wire Real Time Clock IC R2023T-E2-F Nisshinbo 1: 1,28 € 5.003In Stock	Mfr. Part No. R2023T-E2-F Mouser Part No 848-R2023TE2F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	5.003In Stock	Cut Tape 1,28 € 0,937 € 0,849 € 0,753 € Reel 0,69 € View 0,707 € 0,69 € 0,607 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-10	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	R2023T	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock LW PWR RTC W/RESEAL 8LD ISL12008IB8Z Renesas / Intersil 1: 2,78 € 4.210In Stock	Mfr. Part No. ISL12008IB8Z Mouser Part No 968-ISL12008IB8Z	Renesas / Intersil	Real Time Clock LW PWR RTC W/RESEAL 8LD	Datasheet	4.210In Stock	2,78 € 2,07 € 1,70 € 1,58 € View 1,51 € 1,47 € 1,41 € 1,40 €	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	ISL12008	SMD/SMT		Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1744P-70IND+ Analog Devices / Maxim Integrated 1: 55,83 € 912In Stock	Mfr. Part No. DS1744P-70IND+ Mouser Part No 700-DS1744P-70IND	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	912In Stock	55,83 € 46,11 € 43,69 € 43,14 € Quote Quote	Min.: 1 Mult.: 1 Max.: 729	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PowerCap Module-34	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1744P	SMD/SMT		Tray
Real Time Clock Ultra-Low power 12C Real Time clock w/ p MAX31331EWC+T Analog Devices / Maxim Integrated 1: 1,97 € 9.454In Stock	Mfr. Part No. MAX31331EWC+T Mouser Part No 700-MAX31331EWC+T	Analog Devices / Maxim Integrated	Real Time Clock Ultra-Low power 12C Real Time clock w/ p Learn More about Analog Devices / Maxim Integrated maxim max31331 real time clock	Datasheet	9.454In Stock	Cut Tape 1,97 € 1,63 € 1,54 € 1,53 € Reel 1,32 € 1,30 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 7.572 : 2.500	I2C	BCD	BCD	WLP-12	Backup Switching	1.1 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel