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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	Memory Size	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 Time Acc. 25ppm RV-3129-C3 32.768kHz OPTION B TA QC Micro Crystal 1: 3,65 € 1.382In Stock	Mfr. Part No. RV-3129-C3 32.768kHz OPTION B TA QC Mouser Part No 428-203634-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 25ppm Learn More about Micro Crystal real time clock modules	Datasheet	1.382In Stock	Cut Tape 3,65 € 2,74 € 2,52 € 2,27 € Reel 2,06 € View 2,15 € 2,11 € 2,02 € 2,00 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	8 B		Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	RV-3129	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz SPI Time Acc. 25ppm AEC RV-3149-C3 32.768kHz OPTION B TB QA Micro Crystal 1: 4,14 € 1.442In Stock	Mfr. Part No. RV-3149-C3 32.768kHz OPTION B TB QA Mouser Part No 428-203684-MG01	Micro Crystal	Real Time Clock 32.768kHz SPI Time Acc. 25ppm AEC Learn More about Micro Crystal real time clock modules	Datasheet	1.442In Stock	Cut Tape 4,14 € 3,12 € 2,86 € 2,58 € Reel 2,38 € View 2,45 € 2,42 € 2,32 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	SPI	YY-MM-DD-dd	HH:MM:SS (24 hr)	8 B		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3149	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock RV-3032-C7 32.768kHz-2.5PPM-TA-QA Micro Crystal 1: 3,66 € 2.311In Stock 4.000Expected 10/9/2026	Mfr. Part No. RV-3032-C7 32.768kHz-2.5PPM-TA-QA Mouser Part No 428-203853-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8 AECQ200 Temperature Sensor & Real Time Clock Learn More about Micro Crystal rv 3032 c7 rtc module	Datasheet	2.311In Stock 4.000Expected 10/9/2026	Cut Tape 3,66 € 2,75 € 2,52 € 2,27 € Reel 2,07 € View 2,15 € 2,12 € 2,03 € 2,00 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	16 B		Backup Switching	1.3 V	5.5 V	- 40 C	+ 105 C	RV-3032-C7	SMD/SMT	AEC-Q200	Reel, Cut Tape, MouseReel
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 I2C GP RTCC 64B SRAM ID MCP79400-I/SN Microchip Technology 1: 0,817 € 1.843In Stock	Mfr. Part No. MCP79400-I/SN Mouser Part No 579-MCP79400ISN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM ID Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	1.843In Stock	0,817 € 0,757 € 0,738 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	MCP79400	SMD/SMT		Tube
Real Time Clock I2C GP RTCC 64B SRAM ID MCP79400T-I/MS Microchip Technology 1: 0,912 € 4.258In Stock	Mfr. Part No. MCP79400T-I/MS Mouser Part No 579-MCP79400TIMS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM ID Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	4.258In Stock	Cut Tape 0,912 € Reel 0,771 €	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B		Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940MT-I/MNY Microchip Technology 1: 0,714 € 1.872In Stock 3.300Expected 3/8/2027	Mfr. Part No. MCP7940MT-I/MNY Mouser Part No 579-MCP7940MT-I/MNY	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	1.872In Stock 3.300Expected 3/8/2027	Cut Tape 0,714 € 0,711 € Reel 0,603 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	TDFN-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940MT-I/MS Microchip Technology 1: 0,645 € 6.846In Stock	Mfr. Part No. MCP7940MT-I/MS Mouser Part No 579-MCP7940MT-I/MS	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	6.846In Stock	Cut Tape 0,645 € Reel 0,547 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	MSOP-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940MT-I/SN Microchip Technology 1: 0,619 € 4.828In Stock	Mfr. Part No. MCP7940MT-I/SN Mouser Part No 579-MCP7940MT-I/SN	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	4.828In Stock	Cut Tape 0,619 € Reel 0,525 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM MCP7940N-I/MS Microchip Technology 1: 0,774 € 2.055In Stock	Mfr. Part No. MCP7940N-I/MS Mouser Part No 579-MCP7940N-I/MS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	2.055In Stock	0,774 € 0,715 €	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	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 MCP7940N-I/SN Microchip Technology 1: 0,731 € 3.667In Stock 7.800Expected 10/16/2026	Mfr. Part No. MCP7940N-I/SN Mouser Part No 579-MCP7940N-I/SN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	3.667In Stock 7.800Expected 10/16/2026	0,731 € 0,679 € 0,671 €	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Tube
Real Time Clock I2C GP RTCC 64B SRAM, EXT MCP7940NT-E/MS Microchip Technology 1: 0,869 € 2.783In Stock	Mfr. Part No. MCP7940NT-E/MS Mouser Part No 579-MCP7940NT-E/MS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM, EXT Learn More about Microchip Technology microchip real time clocks	Datasheet	2.783In Stock	Cut Tape 0,869 € Reel 0,738 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	MSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 125 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM EXT MCP7940NT-E/SN Microchip Technology 1: 0,86 € 3.006In Stock	Mfr. Part No. MCP7940NT-E/SN Mouser Part No 579-MCP7940NT-E/SN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EXT Learn More about Microchip Technology microchip real time clocks	Datasheet	3.006In Stock	Cut Tape 0,86 € 0,856 € Reel 0,727 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 125 C	MCP7940N	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM MCP7940NT-I/MS Microchip Technology 1: 0,843 € 3.683In Stock 10.000Expected 9/28/2026	Mfr. Part No. MCP7940NT-I/MS Mouser Part No 579-MCP7940NT-I/MS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	3.683In Stock 10.000Expected 9/28/2026	Cut Tape 0,843 € Reel 0,715 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	MSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM MCP7940NT-I/SN Microchip Technology 1: 0,791 € 13.353In Stock 29.700Expected 10/9/2026	Mfr. Part No. MCP7940NT-I/SN Mouser Part No 579-MCP7940NT-I/SN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	13.353In Stock 29.700Expected 10/9/2026	Cut Tape 0,791 € 0,789 € Reel 0,671 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM MCP7940NT-I/ST Microchip Technology 1: 0,843 € 2.369In Stock	Mfr. Part No. MCP7940NT-I/ST Mouser Part No 579-MCP7940NT-I/ST	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM Learn More about Microchip Technology microchip mcp7940n calendar	Datasheet	2.369In Stock	Cut Tape 0,843 € Reel 0,715 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	TSSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410-I/MS Microchip Technology 1: 0,929 € 1.492In Stock	Mfr. Part No. MCP79410-I/MS Mouser Part No 579-MCP79410-I/MS	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	1.492In Stock	0,929 € 0,869 € 0,861 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	MSOP-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 ID MCP79410-I/SN Microchip Technology 1: 0,894 € 4.532In Stock	Mfr. Part No. MCP79410-I/SN Mouser Part No 579-MCP79410-I/SN	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	4.532In Stock	0,894 € 0,826 € 0,805 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	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 ID MCP79410T-I/MS Microchip Technology 1: 1,01 € 7.334In Stock	Mfr. Part No. MCP79410T-I/MS Mouser Part No 579-MCP79410T-I/MS	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	7.334In Stock	Cut Tape 1,01 € Reel 0,861 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	MSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410T-I/SN Microchip Technology 1: 0,955 € 6.889In Stock 8.790Expected 10/26/2026	Mfr. Part No. MCP79410T-I/SN Mouser Part No 579-MCP79410T-I/SN	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	6.889In Stock 8.790Expected 10/26/2026	Cut Tape 0,955 € Reel 0,805 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410T-I/ST Microchip Technology 1: 1,01 € 2.161In Stock	Mfr. Part No. MCP79410T-I/ST Mouser Part No 579-MCP79410T-I/ST	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	2.161In Stock	Cut Tape 1,01 € Reel 0,861 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	TSSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412-I/SN Microchip Technology 1: 0,972 € 3.376In Stock	Mfr. Part No. MCP79412-I/SN Mouser Part No 579-MCP79412ISN	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	3.376In Stock	0,972 € 0,903 € 0,894 €	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	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 MCP79412T-I/MNY Microchip Technology 1: 1,13 € 4.838In Stock	Mfr. Part No. MCP79412T-I/MNY Mouser Part No 579-MCP79412TIMNY	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	4.838In Stock	Cut Tape 1,13 € Reel 0,95 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	TDFN-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412T-I/SN Microchip Technology 1: 1,06 € 3.686In Stock 6.600Expected 10/26/2026	Mfr. Part No. MCP79412T-I/SN Mouser Part No 579-MCP79412TISN	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	3.686In Stock 6.600Expected 10/26/2026	Cut Tape 1,06 € Reel 0,894 € MouseReel Available	Min.: 1 Mult.: 1 : 3.300	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID MCP79510T-I/MS Microchip Technology 1: 1,19 € 3.306In Stock	Mfr. Part No. MCP79510T-I/MS Mouser Part No 579-MCP79510T-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	3.306In Stock	Cut Tape 1,19 € Reel 1,01 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial, I2C, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	64 B		Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel