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SPI Real Time Clock

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CHF) 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 2Kb EE 64B SRAM WD TED EUI-64 MCP795W22-I/ST Microchip Technology 1: CHF 1.59 4’775In 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	4’775In Stock	CHF 1.59 CHF 1.48	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 Extremely Accurate SPI Bus RTC with Inte DS3234SN# Analog Devices / Maxim Integrated 1: CHF 14.23 18’356In 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	18’356In Stock	CHF 14.23 CHF 11.28 CHF 10.44 CHF 9.73 View CHF 9.28 CHF 9.12 Quote	Min.: 1 Mult.: 1 Max.: 14’684	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 1Kb EE 64B SRAM WD TED EUI-64 MCP795W12-I/SL Microchip Technology 1: CHF 1.49 717In Stock	Mfr. Part No. MCP795W12-I/SL Mouser Part No 579-MCP795W12-I/SL	Microchip Technology	Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64 Learn More about Microchip Technology microchip mcp795xx	Datasheet	717In Stock	CHF 1.49 CHF 1.38 CHF 1.35	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-14	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle DS1390U-3+ Analog Devices / Maxim Integrated 1: CHF 2.98 429In Stock	Mfr. Part No. DS1390U-3+ Mouser Part No 700-DS1390U-3	Analog Devices / Maxim Integrated	Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle	Datasheet	429In Stock	CHF 2.98 CHF 2.91 CHF 2.89	Min.: 1 Mult.: 1 Max.: 343	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-10	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1390U	SMD/SMT	Tube
Real Time Clock 32.768kHz SPI Time Acc. 25ppm RV-3149-C3 32.768kHz OPTION B TA QC Micro Crystal 1: CHF 3.74 717In Stock	Mfr. Part No. RV-3149-C3 32.768kHz OPTION B TA QC Mouser Part No 428-203605-MG01	Micro Crystal	Real Time Clock 32.768kHz SPI Time Acc. 25ppm Learn More about Micro Crystal real time clock modules	Datasheet	717In Stock	Cut Tape CHF 3.74 CHF 2.81 CHF 2.58 CHF 2.32 Reel CHF 2.03 View CHF 2.19 CHF 2.14 CHF 1.97 CHF 1.93 MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	RV-3149	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz SPI Time Acc. 6ppm RV-3149-C3 32.768kHz OPTION A TA QC Micro Crystal 1: CHF 4.38 354In Stock	Mfr. Part No. RV-3149-C3 32.768kHz OPTION A TA QC Mouser Part No 428-203658-MG01	Micro Crystal	Real Time Clock 32.768kHz SPI Time Acc. 6ppm Learn More about Micro Crystal real time clock modules	Datasheet	354In Stock	Cut Tape CHF 4.38 CHF 3.29 CHF 3.03 CHF 2.73 Reel CHF 2.49 View CHF 2.60 CHF 2.57 CHF 2.45 MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	RV-3149	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 32.768 KHZ IC RTC CLK AB-RTCMC-32.768kHz-EOA9-S3-DBT ABRACON 1: CHF 6.82 3’141In Stock	Mfr. Part No. AB-RTCMC-32.768kHz-EOA9-S3-DBT Mouser Part No 815-ABMC-327EOA9S3DB	ABRACON	Real Time Clock 32.768 KHZ IC RTC CLK Learn More about ABRACON Abracon ABRTC MC	Datasheet	3’141In Stock	Cut Tape CHF 6.82 CHF 5.29 CHF 4.80 CHF 4.45 Reel CHF 4.00 View CHF 4.25 CHF 4.16 CHF 3.86 MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.4 V	5.5 V	- 40 C	+ 125 C	AB-RTCMC	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC M41T93RMY6F STMicroelectronics 1: CHF 8.59 6’229In Stock	Mfr. Part No. M41T93RMY6F Mouser Part No 511-M41T93RMY6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	6’229In Stock	Cut Tape CHF 8.59 CHF 6.70 CHF 6.24 CHF 5.72 Reel CHF 5.19 View CHF 5.48 CHF 5.42 CHF 5.05 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOX-18	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	M41T93	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial 512 (64x8) M41T94MH6F STMicroelectronics 1: CHF 8.93 2’869In Stock	Mfr. Part No. M41T94MH6F Mouser Part No 511-M41T94MH6F	STMicroelectronics	Real Time Clock Serial 512 (64x8)	Datasheet	2’869In Stock	Cut Tape CHF 8.93 CHF 7.05 CHF 6.56 CHF 6.02 Reel CHF 5.28 View CHF 5.84 CHF 5.49 CHF 5.11 MouseReel Available	Min.: 1 Mult.: 1 : 936	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOX-28	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	M41T94	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: CHF 3.73 1’412In 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	1’412In Stock	Cut Tape CHF 3.73 CHF 2.81 CHF 2.57 CHF 2.32 Reel CHF 2.13 View CHF 2.20 CHF 2.17 CHF 2.08 MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3149	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID MCP79510-I/MS Microchip Technology 1: CHF 1.04 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	CHF 1.04 CHF 0.964 CHF 0.945	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: CHF 1.12 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	CHF 1.12 CHF 1.03 CHF 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 EUI-64 MCP79522-I/MS Microchip Technology 1: CHF 1.19 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	CHF 1.19 CHF 1.10 CHF 1.09	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: CHF 1.46 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	CHF 1.46 CHF 1.34 CHF 1.31	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 Extremely Accurate SPI Bus RTC with Inte DS3234S#T&R Analog Devices / Maxim Integrated 1: CHF 12.21 1’898In Stock	Mfr. Part No. DS3234S#T&R Mouser Part No 700-DS3234S#T&R-	Analog Devices / Maxim Integrated	Real Time Clock Extremely Accurate SPI Bus RTC with Inte	Datasheet	1’898In Stock	Cut Tape CHF 12.21 CHF 9.57 CHF 8.89 CHF 8.17 View Reel CHF 6.88 CHF 8.10 CHF 8.08 CHF 6.88 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1’518 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-20	Backup Switching	2 V	5.5 V	0 C	+ 70 C	DS3234S	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock SPI RTC 32.768 kHz 365nA 2.0V to 5.5V M41T93RQA6F STMicroelectronics 1: CHF 6.75 1’083In Stock	Mfr. Part No. M41T93RQA6F Mouser Part No 511-M41T93RQA6F	STMicroelectronics	Real Time Clock SPI RTC 32.768 kHz 365nA 2.0V to 5.5V	Datasheet	1’083In Stock	Cut Tape CHF 6.75 CHF 5.20 CHF 4.81 CHF 4.40 Reel CHF 3.94 View CHF 4.06 CHF 3.88 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	QFN-16	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	M41T93	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC M41T93ZMY6F STMicroelectronics 1: CHF 8.59 757In Stock	Mfr. Part No. M41T93ZMY6F Mouser Part No 511-M41T93ZMY6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	757In Stock	Cut Tape CHF 8.59 CHF 6.70 CHF 6.24 CHF 5.72 Reel CHF 5.19 View CHF 5.48 CHF 5.42 CHF 5.05 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1’000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOX-18	Backup Switching	2.38 V	5.5 V	- 40 C	+ 85 C	M41T93	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz SPI Interface in HXSON10 package. PCF85063BTL/1,118 NXP Semiconductors 1: CHF 0.644 13’377In Stock	Mfr. Part No. PCF85063BTL/1,118 Mouser Part No 771-PCF85063BTL1118	NXP Semiconductors	Real Time Clock RTC IC with 400 kHz SPI Interface in HXSON10 package. Learn More about NXP Semiconductors nxp pcf85063 clocks	Datasheet	13’377In Stock	Cut Tape CHF 0.644 CHF 0.466 CHF 0.423 CHF 0.386 View Reel CHF 0.307 CHF 0.359 CHF 0.343 CHF 0.333 CHF 0.325 CHF 0.307 MouseReel Available	Min.: 1 Mult.: 1 : 4’000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	DFN2626-10	No Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C	PCF85063B	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79511-I/MS Microchip Technology 1: CHF 1.12 494In Stock	Mfr. Part No. MCP79511-I/MS Mouser Part No 579-MCP79511-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	494In Stock	CHF 1.12 CHF 1.03 CHF 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 1Kb EE 64B SRAM WD TED ID MCP795W10-I/SL Microchip Technology 1: CHF 1.41 438In Stock	Mfr. Part No. MCP795W10-I/SL Mouser Part No 579-MCP795W10-I/SL	Microchip Technology	Real Time Clock 1Kb EE 64B SRAM WD TED ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	438In Stock	CHF 1.41 CHF 1.31 CHF 1.29	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-14	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48 MCP795W11-I/ST Microchip Technology 1: CHF 1.53 5In Stock 192Expected 10/30/2026	Mfr. Part No. MCP795W11-I/ST Mouser Part No 579-MCP795W11-I/ST	Microchip Technology	Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	5In Stock 192Expected 10/30/2026	CHF 1.53 CHF 1.41 CHF 1.39	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 2Kb EE 64B SRAM WD TED ID MCP795W20-I/SL Microchip Technology 1: CHF 1.49 333In Stock	Mfr. Part No. MCP795W20-I/SL Mouser Part No 579-MCP795W20-I/SL	Microchip Technology	Real Time Clock 2Kb EE 64B SRAM WD TED ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	333In Stock	CHF 1.49 CHF 1.38 CHF 1.35	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-14	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock 2Kb EE 64B SRAM WD TED ID MCP795W20-I/ST Microchip Technology 1: CHF 1.53 192In Stock	Mfr. Part No. MCP795W20-I/ST Mouser Part No 579-MCP795W20-I/ST	Microchip Technology	Real Time Clock 2Kb EE 64B SRAM WD TED ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	192In Stock	CHF 1.53 CHF 1.41 CHF 1.39	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 2Kb EE 64B SRAM WD TED EUI-48 MCP795W21-I/SL Microchip Technology 1: CHF 1.56 270In Stock	Mfr. Part No. MCP795W21-I/SL Mouser Part No 579-MCP795W21-I/SL	Microchip Technology	Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	270In Stock	CHF 1.56 CHF 1.45 CHF 1.43	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-14	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-48 MCP795W21-I/ST Microchip Technology 1: CHF 1.59 121In Stock	Mfr. Part No. MCP795W21-I/ST Mouser Part No 579-MCP795W21-I/ST	Microchip Technology	Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	121In Stock	CHF 1.59 CHF 1.48 CHF 1.46	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

SPI Real Time Clock

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