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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	Packaging
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-64 MCP79412-I/SN Microchip Technology 1: 0,972 € 3.266In 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	3.266In 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 € 4.787In 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	4.787In 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 MCP79510-I/MS Microchip Technology 1: 1,11 € 1.744In Stock	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	1.744In Stock	1,11 € 1,03 € 1,01 €	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	1 kB	MSOP-10	Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID MCP79510T-I/MS Microchip Technology 1: 1,19 € 3.119In 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	3.119In 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
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79511T-I/MS Microchip Technology 1: 1,28 € 1.681In Stock	Mfr. Part No. MCP79511T-I/MS Mouser Part No 579-MCP79511T-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	1.681In Stock	Cut Tape 1,28 € Reel 1,08 €	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
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID MCP79520-I/MS Microchip Technology 1: 1,20 € 8.180In 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	8.180In Stock	1,20 € 1,10 € 1,08 €	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	2 kB	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)	64 B	MSOP-10	Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock 32.768 KHZ 8 PIN AB-RTCMC-32.768KHZ-AIGZ-S7-T ABRACON 1: 4,04 € 1.011In Stock 4.000On Order	Mfr. Part No. AB-RTCMC-32.768KHZ-AIGZ-S7-T Mouser Part No 815-ABMC-327AIGZS7T	ABRACON	Real Time Clock 32.768 KHZ 8 PIN Learn More about ABRACON Abracon ABRTC MC	Datasheet	1.011In Stock 4.000On Order On Order Ship Dates Mfr. No: AB-RTCMC-32.768KHZ-AIGZ-S7-T Stock: 1.011 Can Dispatch Immediately On Order: 2.000 Expected 10/9/2026 2.000 Expected 12/23/2026 Factory Lead Time: 12 Weeks	Cut Tape 4,04 € 3,05 € 2,81 € 2,33 € Reel 2,19 € View 2,29 € 2,13 € MouseReel Available	Min.: 1 Mult.: 1 : 1.000	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)			No Backup Switching	1.3 V	4.4 V	- 40 C	+ 85 C	AB-RTCMC	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC R2223L-E2 Nisshinbo 1: 1,42 € 5.351In Stock	Mfr. Part No. R2223L-E2 Mouser Part No 848-R2223L-E2	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC		5.351In Stock	Cut Tape 1,42 € 1,04 € 0,937 € 0,826 € Reel 0,69 € View 0,777 € 0,746 € 0,737 € 0,674 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	Serial 2-Wire, I2C	BCD	BCD		QFN1818-12	No Backup Switching	1.5 V	5.5 V	- 40 C	+ 85 C	R2223L	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 2-Wire Real Time Clock IC RV5C387A-E2-F Nisshinbo 1: 1,41 € 6.891In Stock	Mfr. Part No. RV5C387A-E2-F Mouser Part No 848-RV5C387A-E2-F	Nisshinbo	Real Time Clock 2-Wire Real Time Clock IC	Datasheet	6.891In Stock	Cut Tape 1,41 € 1,03 € 0,937 € 0,894 € Reel 0,756 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	16 B	SSOP-10	No Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	RV5C387	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 64k NV SRAM with Phantom Clock DS1243Y-120+ Analog Devices / Maxim Integrated 1: 51,61 € 1.632In 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	1.632In Stock	51,61 € 42,18 € 39,81 € 38,71 € View 35,98 € Quote	Min.: 1 Mult.: 1 Max.: 1.305	Parallel	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	8 kB	EDIP-28	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	DS1243Y	Through Hole	Tube
Real Time Clock 4096k NV SRAM with Phantom Clock DS1251WP-120IND+ Analog Devices / Maxim Integrated 1: 80,75 € 320In Stock	Mfr. Part No. DS1251WP-120IND+ Mouser Part No 700-DS1251WP-120IND	Analog Devices / Maxim Integrated	Real Time Clock 4096k NV SRAM with Phantom Clock	Datasheet	320In Stock	80,75 € 67,24 € 63,30 € 59,79 €	Min.: 1 Mult.: 1 Max.: 256	Parallel	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	512 kB	PowerCap Module-34		2.97 V	3.63 V	- 40 C	+ 85 C	DS1251WP	SMD/SMT	Tray
Real Time Clock Real-Time Clocks DS12885S+T&R Analog Devices / Maxim Integrated 1: 12,74 € 484In Stock	Mfr. Part No. DS12885S+T&R Mouser Part No 700-DS12885ST&R	Analog Devices / Maxim Integrated	Real Time Clock Real-Time Clocks	Datasheet	484In Stock	Cut Tape 12,74 € 10,01 € 9,32 € 8,56 € 8,48 € 8,48 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 387	Multiplexed	YY-MM-DD-dd	HH:MM:SS (24 hr)	114 B	SO-24		4.5 V	5.5 V	0 C	+ 70 C	DS12885S	SMD/SMT	Reel, Cut Tape, MouseReel
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)	31 B	SOIC-8	Backup Switching	2 V	5.5 V	- 40 C	+ 70 C	DS1302S	SMD/SMT	Tube
Real Time Clock Trickle-Charge Timekeeping Chip DS1302SN+ Analog Devices / Maxim Integrated 1: 5,52 € 564In Stock	Mfr. Part No. DS1302SN+ Mouser Part No 700-DS1302SN	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	564In Stock	5,52 € 4,23 € 3,91 € 3,55 € 3,38 €	Min.: 1 Mult.: 1 Max.: 451	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	31 B	SOIC-8	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1302SN	SMD/SMT	Tube
Real Time Clock Serial Alarm Real-Time Clock DS1305EN+T&R Analog Devices / Maxim Integrated 1: 8,58 € 2.255In Stock	Mfr. Part No. DS1305EN+T&R Mouser Part No 700-DS1305ENT&R	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	2.255In Stock	Cut Tape 8,58 € 7,11 € 6,61 € 6,06 € View 5,75 € 5,64 € 5,51 € 5,51 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.804	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	96 B	TSSOP-20	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1305EN	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C Serial Real-Time Clock DS1337S+T&R Analog Devices / Maxim Integrated 1: 4,30 € 4.869In Stock	Mfr. Part No. DS1337S+T&R Mouser Part No 700-DS1337ST&R	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1337 rtc	Datasheet	4.869In Stock	Cut Tape 4,30 € 3,26 € 3,00 € 2,71 € View Reel 2,34 € 2,57 € 2,54 € 2,46 € 2,34 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 3.895 : 2.500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		SOIC-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	DS1337S	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with 56-Byte NV RAM DS1338C-33#T&R Analog Devices / Maxim Integrated 1: 9,92 € 1.410In Stock	Mfr. Part No. DS1338C-33#T&R Mouser Part No 700-DS1338C-33#T&R-	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	1.410In Stock	Cut Tape 9,92 € 7,75 € 7,21 € 6,60 € 6,51 € Reel 5,54 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.128 : 1.000	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	56 B	SO-16	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1338C	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with 56-Byte NV RAM DS1338U-33+T&R Analog Devices / Maxim Integrated 1: 5,57 € 3.657In Stock	Mfr. Part No. DS1338U-33+T&R Mouser Part No 700-DS1338U-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	3.657In Stock	Cut Tape 5,57 € 4,27 € 3,95 € 3,59 € View Reel 3,34 € 3,41 € 3,35 € 3,34 € 3,34 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 2.925 : 3.000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	56 B	uSOP-8	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1338U	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with 56-Byte NV RAM DS1338Z-18+ Analog Devices / Maxim Integrated 1: 5,71 € 2.734In 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	2.734In 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)	56 B	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: 4,41 € 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	4,41 € 3,32 € 3,04 € 2,75 € View 2,61 € 2,59 €	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 € 2.444In 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	2.444In Stock	4,12 € 3,53 € 2,99 € 2,92 € View 2,83 € 2,80 €	Min.: 1 Mult.: 1 Max.: 1.955	I2C	Binary	Binary	3 B	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	3 B	SO-16	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1374C	SMD/SMT	Tube
Real Time Clock I C RTC/Supervisor with Trickle Charger DS1388Z-33+T&R Analog Devices / Maxim Integrated 1: 7,41 € 2.731In Stock	Mfr. Part No. DS1388Z-33+T&R Mouser Part No 700-DS1388Z-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C RTC/Supervisor with Trickle Charger	Datasheet	2.731In Stock	Cut Tape 7,41 € 5,72 € 5,30 € 4,84 € View Reel 4,46 € 4,55 € 4,54 € 4,46 € 4,46 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 2.378 : 2.500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	512 B	SOIC-8	Backup Switching	2.97 V	3.63 V	- 40 C	+ 85 C	DS1388Z	SMD/SMT	Reel, Cut Tape, MouseReel