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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.	Interface Type	Date Format	Time Format	Package/Case	Battery Backup Switching	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Series	Mounting Style	Packaging
Real Time Clock 16K (2Kx8) 150ns M48T12-150PC1 STMicroelectronics 1: 37,91 € 944In Stock	Mfr. Part No. M48T12-150PC1 Mouser Part No 511-M48T1215PC1	STMicroelectronics	Real Time Clock 16K (2Kx8) 150ns	Datasheet	944In Stock	37,91 € 30,62 € 29,16 € 28,27 € View 27,17 € Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PCDIP-24	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	M48T12	Through Hole	Tube
Real Time Clock 64K (8Kx8) 100ns M48T18-100PC1 STMicroelectronics 1: 40,39 € 1.351In Stock	Mfr. Part No. M48T18-100PC1 Mouser Part No 511-M48T1810PC1	STMicroelectronics	Real Time Clock 64K (8Kx8) 100ns	Datasheet	1.351In Stock	40,39 € 32,65 € 30,64 € 30,02 €	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PCDIP-28	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	M48T18	Through Hole	Tube
Real Time Clock I2C GP RTCC 64B SRAM EUI-48 MCP79401-I/SN Microchip Technology 1: 0,894 € 12.519In 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	12.519In 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 64B SRAM MCP7940N-I/MS Microchip Technology 1: 0,774 € 2.005In 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	2.005In 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)	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 € 10.409In Stock	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	10.409In Stock	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)	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 MCP79410-I/SN Microchip Technology 1: 0,894 € 4.160In 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	4.160In Stock	0,894 € 0,826 € 0,805 €	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 I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412-I/SN Microchip Technology 1: 0,972 € 3.227In 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	3.227In Stock	0,972 € 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 SPI GP RTCC 1Kb EE 64B SRAM ID MCP79510-I/MS Microchip Technology 1: 1,11 € 1.144In Stock 1.600Expected 11/2/2026	Mfr. Part No. MCP79510-I/MS Mouser Part No 579-MCP79510-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	1.144In Stock 1.600Expected 11/2/2026	1,11 € 1,03 € 1,01 €	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	MSOP-10	Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID MCP79520-I/MS Microchip Technology 1: 1,20 € 8.158In Stock	Mfr. Part No. MCP79520-I/MS Mouser Part No 579-MCP79520-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	8.158In Stock	1,20 € 1,10 € 1,08 €	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	MSOP-10	Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-64 MCP79522-I/MS Microchip Technology 1: 1,27 € 1.395In Stock	Mfr. Part No. MCP79522-I/MS Mouser Part No 579-MCP79522-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-64 Learn More about Microchip Technology microchip mcp795xx	Datasheet	1.395In Stock	1,27 € 1,18 € 1,16 €	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	MSOP-10	Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock 1Kb EE 64B SRAM WD TED ID MCP795W10-I/ST Microchip Technology 1: 1,56 € 3.232In Stock	Mfr. Part No. MCP795W10-I/ST Mouser Part No 579-MCP795W10-I/ST	Microchip Technology	Real Time Clock 1Kb EE 64B SRAM WD TED ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	3.232In Stock	1,56 € 1,43 € 1,40 €	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 64k NV SRAM with Phantom Clock DS1243Y-120+ Analog Devices / Maxim Integrated 1: 51,61 € 1.413In Stock	Mfr. Part No. DS1243Y-120+ Mouser Part No 700-DS1243Y-120	Analog Devices / Maxim Integrated	Real Time Clock 64k NV SRAM with Phantom Clock	Datasheet	1.413In Stock	51,61 € 42,18 € 39,81 € 38,71 € View 35,98 € Quote	Min.: 1 Mult.: 1 Max.: 1.136	Parallel	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	EDIP-28	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	DS1243Y	Through Hole	Tube
Real Time Clock Trickle-Charge Timekeeping Chip DS1302S+ Analog Devices / Maxim Integrated 1: 5,17 € 439In Stock	Mfr. Part No. DS1302S+ Mouser Part No 700-DS1302S	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	439In Stock	5,17 € 3,96 € 3,66 € 3,33 € 3,16 €	Min.: 1 Mult.: 1 Max.: 351	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2 V	5.5 V	- 40 C	+ 70 C	DS1302S	SMD/SMT	Tube
Real Time Clock Serial Alarm Real-Time Clock DS1306N+ Analog Devices / Maxim Integrated 1: 11,36 € 185In Stock	Mfr. Part No. DS1306N+ Mouser Part No 700-DS1306N	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	185In Stock	11,36 € 8,89 € 8,27 € 7,59 €	Min.: 1 Mult.: 1 Max.: 148	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	DIP-16	Backup Switching	2 V	5.5 V	0 C	+ 70 C	DS1306N	Through Hole	Tube
Real Time Clock 64 x 8, Serial, I C Real-Time Clock DS1307N+ Analog Devices / Maxim Integrated 1: 6,72 € 364In Stock	Mfr. Part No. DS1307N+ Mouser Part No 700-DS1307N	Analog Devices / Maxim Integrated	Real Time Clock 64 x 8, Serial, I C Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1307	Datasheet	364In Stock	6,72 € 5,19 € 4,69 € 4,38 € 4,11 €	Min.: 1 Mult.: 1 Max.: 291	I2C	YY-MM-DD	HH:MM:SS:hh (12 hr, 24 hr)	PDIP-8	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1307N	Through Hole	Tube
Real Time Clock I C RTC with 56-Byte NV RAM DS1338Z-18+ Analog Devices / Maxim Integrated 1: 5,71 € 2.114In Stock	Mfr. Part No. DS1338Z-18+ Mouser Part No 700-DS1338Z-18	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	2.114In Stock	5,71 € 4,38 € 4,04 € 3,43 € View 3,39 € 3,35 €	Min.: 1 Mult.: 1 Max.: 2.187	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.71 V	5.5 V	- 40 C	+ 85 C	DS1338Z	SMD/SMT	Tube
Real Time Clock Low-Current I C RTCs for High-ESR Crystals DS1342U+ Analog Devices / Maxim Integrated 1: 2,26 € 1.063In Stock	Mfr. Part No. DS1342U+ Mouser Part No 700-DS1342U	Analog Devices / Maxim Integrated	Real Time Clock Low-Current I C RTCs for High-ESR Crystals Learn More about Analog Devices / Maxim Integrated maxim ds134x	Datasheet	1.063In Stock	2,26 € 2,21 € 2,20 €	Min.: 1 Mult.: 1 Max.: 850	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	DS1342U	SMD/SMT	Tube
Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock DS1371U+ Analog Devices / Maxim Integrated 1: 4,12 € 2.294In Stock	Mfr. Part No. DS1371U+ Mouser Part No 700-DS1371U	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock	Datasheet	2.294In Stock	4,12 € 3,53 € 2,99 € 2,92 € View 2,83 € 2,80 €	Min.: 1 Mult.: 1 Max.: 1.835	I2C	Binary	Binary	uSOP-8	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	DS1371U	SMD/SMT	Tube
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output DS1374C-33# Analog Devices / Maxim Integrated 1: 11,32 € 685In Stock	Mfr. Part No. DS1374C-33# Mouser Part No 700-DS1374C-33#	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output	Datasheet	685In Stock	11,32 € 8,86 € 8,03 € 7,56 € View 7,33 € 7,05 €	Min.: 1 Mult.: 1 Max.: 548	I2C	Binary	Binary	SO-16	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1374C	SMD/SMT	Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1744-70+ Analog Devices / Maxim Integrated 1: 55,71 € 263In Stock	Mfr. Part No. DS1744-70+ Mouser Part No 700-DS1744-70	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	263In Stock	55,71 € 46,02 € 43,58 € 43,03 €	Min.: 1 Mult.: 1 Max.: 231	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-28	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	DS1744	Through Hole	Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1746W-120+ Analog Devices / Maxim Integrated 1: 59,42 € 110In Stock	Mfr. Part No. DS1746W-120+ Mouser Part No 700-DS1746W-120	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	110In Stock	59,42 € 49,08 € 46,48 €	Min.: 1 Mult.: 1 Max.: 88	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	2.97 V	3.63 V	0 C	+ 70 C	DS1746W	Through Hole	Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1747-70+ Analog Devices / Maxim Integrated 1: 75,00 € 295In Stock	Mfr. Part No. DS1747-70+ Mouser Part No 700-DS1747-70	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	295In Stock	75,00 € 62,44 € 58,79 € 55,53 €	Min.: 1 Mult.: 1 Max.: 236	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	DS1747	Through Hole	Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1747W-120IND+ Analog Devices / Maxim Integrated 1: 75,39 € 223In Stock	Mfr. Part No. DS1747W-120IND+ Mouser Part No 700-DS1747W-120IND	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	223In Stock	75,39 € 62,76 € 59,09 € 55,81 €	Min.: 1 Mult.: 1 Max.: 178	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	2.97 V	3.63 V	- 40 C	+ 85 C	DS1747W	Through Hole	Tube
Real Time Clock 5ppm, I C Real-Time Clock with SRAM DS3232MZ+ Analog Devices / Maxim Integrated 1: 13,42 € 2.531In Stock	Mfr. Part No. DS3232MZ+ Mouser Part No 700-DS3232MZ+	Analog Devices / Maxim Integrated	Real Time Clock 5ppm, I C Real-Time Clock with SRAM	Datasheet	2.531In Stock	13,42 € 10,51 € 10,04 € 8,53 € View 8,37 € 8,18 €	Min.: 1 Mult.: 1 Max.: 2.025	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	2.3 V	4.5 V	- 40 C	+ 85 C	DS3232MZ	SMD/SMT	Tube
Real Time Clock 16K (2Kx8) 150ns M48T02-150PC1 STMicroelectronics 1: 26,92 € 646In Stock	Mfr. Part No. M48T02-150PC1 Mouser Part No 511-M48T0215PC1	STMicroelectronics	Real Time Clock 16K (2Kx8) 150ns	Datasheet	646In Stock	26,92 € 21,40 € 19,57 € 18,53 € 17,83 €	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PCDIP-24	Integrated Battery	4.75 V	5.5 V	0 C	+ 70 C	M48T02	Through Hole	Tube