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+ 125 C Real Time Clock

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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	Qualification	Packaging
Real Time Clock 32.768kHz SPI Time Acc. 25ppm AEC RV-3149-C3 32.768kHz OPTION B TB QA Micro Crystal 1: $3.60 1,381In 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	1,381In Stock	Cut Tape $3.60 $2.71 $2.49 $2.24 Reel $2.05 View $2.12 $2.09 $2.01 $1.98 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 Automotive high-spee d CMOS timer with i TLC3555QDRQ1 Texas Instruments 1: $1.08 4,879In Stock	Mfr. Part No. TLC3555QDRQ1 Mouser Part No 595-TLC3555QDRQ1	Texas Instruments	Real Time Clock Automotive high-spee d CMOS timer with i Learn More about Texas Instruments ti tlc3555 q1 high speed cmos timer	Datasheet	4,879In Stock	Cut Tape $1.08 $0.77 $0.693 $0.61 Reel $0.504 View $0.57 $0.546 $0.528 $0.485 MouseReel Available	Min.: 1 Mult.: 1 : 3,000				SOIC-8	No Backup Switching	1.5 V	18 V	- 40 C	+ 125 C	TLC3555	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM, EXT MCP7940NT-E/MS Microchip Technology 1: $1.01 2,471In 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	2,471In Stock	Cut Tape $1.01 Reel $0.85 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	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	+ 125 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768 KHZ IC RTC CLK AB-RTCMC-32.768kHz-EOA9-S3-DBT ABRACON 1: $8.55 1,639In Stock 4,000Expected 19/02/2027	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	1,639In Stock 4,000Expected 19/02/2027	Cut Tape $8.55 $6.62 $5.96 $5.55 Reel $5.24 View $4.81 Quote 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 I2C GP RTCC 64B SRAM, EXT MCP7940N-E/MS Microchip Technology 1: $0.97 852In Stock	Mfr. Part No. MCP7940N-E/MS Mouser Part No 579-MCP7940N-E/MS	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM, EXT Learn More about Microchip Technology microchip real time clocks	Datasheet	852In Stock	$0.97 $0.90 $0.85	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	+ 125 C		SMD/SMT		Tube
Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT MCP7940N-E/SN Microchip Technology 1: $0.92 820In Stock	Mfr. Part No. MCP7940N-E/SN Mouser Part No 579-MCP7940N-E/SN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM ExT SER EE, ExT Learn More about Microchip Technology microchip real time clocks	Datasheet	820In Stock	$0.92 $0.85 $0.834	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	+ 125 C		SMD/SMT		Tube
Real Time Clock I2C GP RTCC 64B SRAM EXT MCP7940NT-E/SN Microchip Technology 1: $1.00 822In Stock 3,300Expected 19/11/2026	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	822In Stock 3,300Expected 19/11/2026	Cut Tape $1.00 $0.995 Reel $0.834 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	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	+ 125 C	MCP7940N	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz SPI Time Acc. 6ppm AEC RV-3149-C3 32.768kHz OPTION A TB QA Micro Crystal 1: $4.66 52In Stock 1,000Expected 18/06/2027	Mfr. Part No. RV-3149-C3 32.768kHz OPTION A TB QA Mouser Part No 428-203641-MG01	Micro Crystal	Real Time Clock 32.768kHz SPI Time Acc. 6ppm AEC Learn More about Micro Crystal real time clock modules	Datasheet	52In Stock 1,000Expected 18/06/2027	Cut Tape $4.66 $3.54 $3.26 $2.95 View Reel $2.69 $2.80 $2.77 $2.69 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 32.768kHz I2C Time Acc. 25ppm AEC RV-3129-C3 32.768kHz OPTION B TB QA Micro Crystal 1: $3.96 8,230On Order	Mfr. Part No. RV-3129-C3 32.768kHz OPTION B TB QA Mouser Part No 428-203639-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 25ppm AEC Learn More about Micro Crystal real time clock modules	Datasheet	8,230On Order On Order Ship Dates Mfr. No: RV-3129-C3 32.768kHz OPTION B TB QA Stock: 0 On Order: 3,230 Pending 5,000 Expected 04/12/2026 Factory Lead Time: 6 Weeks	Cut Tape $3.96 $2.99 $2.75 $2.48 Reel $2.28 View $2.35 $2.32 $2.23 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3129	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 6ppm AEC RV-3129-C3 32.768kHz OPTION A TB QA Micro Crystal 1: $4.64 18,738On Order	Mfr. Part No. RV-3129-C3 32.768kHz OPTION A TB QA Mouser Part No 428-203618-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 6ppm AEC Learn More about Micro Crystal real time clock modules	Datasheet	18,738On Order On Order Ship Dates Mfr. No: RV-3129-C3 32.768kHz OPTION A TB QA Stock: 0 On Order: 2,738 Expected 18/06/2027 16,000 Expected 23/07/2027 Factory Lead Time: 45 Weeks	Cut Tape $4.64 $3.50 $3.22 $2.91 View Reel $2.54 $2.76 $2.73 $2.54 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3129	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Real Time Clock, automotive grade AEC-Q200 RV-3029-C3-TB-QA-Opt. B Micro Crystal 1: $4.56 1,000Expected 20/11/2026	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	1,000Expected 20/11/2026	Cut Tape $4.56 $3.44 $3.16 $2.85 $2.82 Reel $2.38 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 32.768 kHz OPTION A TEMP COMP -40/+125C RV-3029-C3-32.768kHz-OPTION-A-TB-QC Micro Crystal 1,000: $2.69 Non-Stocked Lead-Time 10 Weeks NRND	Mfr. Part No. RV-3029-C3-32.768kHz-OPTION-A-TB-QC Mouser Part No 428-202678-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $2.69	Min.: 1,000 Mult.: 1,000 : 1,000								- 40 C	+ 125 C	RV-3029-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C RV-3029-C3-32.768KHZ-OPTION-B-TB-QC Micro Crystal 1,000: $2.30 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768KHZ-OPTION-B-TB-QC Mouser Part No 428-201990-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C	Datasheet	Non-Stocked	Reel $2.30	Min.: 1,000 Mult.: 1,000 : 1,000								- 40 C	+ 125 C	RV-3029-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200 RV-3029-C3-32.768k-OPTION-B-TB-QA Micro Crystal 1,000: $2.38 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768k-OPTION-B-TB-QA Mouser Part No 428-202116-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200	Datasheet	Non-Stocked	$2.38	Min.: 1,000 Mult.: 1,000								- 40 C	+ 125 C	RV-3029-C3	SMD/SMT	AEC-Q200
Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C RV-3049-C3-32.768KHZ-OPTION-A-TB-QC Micro Crystal 1,000: $2.69 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768KHZ-OPTION-A-TB-QC Mouser Part No 428-202219-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP -40/+125C	Datasheet	Non-Stocked	Reel $2.69	Min.: 1,000 Mult.: 1,000 : 1,000								- 40 C	+ 125 C	RV-3049-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C RV-3049-C3-32.768KHZ-OPTION-B-TB-QC Micro Crystal 1,000: $2.30 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768KHZ-OPTION-B-TB-QC Mouser Part No 428-202302-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP -40/+125C	Datasheet	Non-Stocked	Reel $2.30	Min.: 1,000 Mult.: 1,000 : 1,000								- 40 C	+ 125 C	RV-3049-C3	SMD/SMT		Reel
Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200 RV-3049-C3-32.768k-OPTION-B-TB-QA Micro Crystal 1,000: $2.38 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768k-OPTION-B-TB-QA Mouser Part No 428-202386-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION B TEMP COMP AEC-Q200	Datasheet	Non-Stocked	$2.38	Min.: 1,000 Mult.: 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3049-C3	SMD/SMT	AEC-Q200
Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200 RV-3029-C3-32.768k-OPTION-A-TB-QA Micro Crystal 1,000: $2.80 Non-Stocked NRND	Mfr. Part No. RV-3029-C3-32.768k-OPTION-A-TB-QA Mouser Part No 428-202651-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200	Datasheet	Non-Stocked	$2.80	Min.: 1,000 Mult.: 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 125 C	RV-3029-C3	SMD/SMT	AEC-Q200
Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200 RV-3049-C3-32.768k-OPTION-A-TB-QA Micro Crystal 1,000: $2.80 Non-Stocked NRND	Mfr. Part No. RV-3049-C3-32.768k-OPTION-A-TB-QA Mouser Part No 428-202670-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP AEC-Q200	Datasheet	Non-Stocked	$2.80	Min.: 1,000 Mult.: 1,000								- 40 C	+ 125 C	RV-3049-C3	SMD/SMT	AEC-Q200
Real Time Clock Real Time Clock SEAM3225 T&R 3K Diodes Incorporated RT313243Q1 RT313243Q1 Diodes Incorporated 1: $3.89 Non-Stocked Lead-Time 32 Weeks New Product	Mfr. Part No. RT313243Q1 Mouser Part No 621-RT313243Q1 New Product	Diodes Incorporated	Real Time Clock Real Time Clock SEAM3225 T&R 3K	Datasheet	Non-Stocked Lead-Time 32 Weeks	Cut Tape $3.89 $2.93 $2.69 $2.43 $2.33 Reel $1.97	Min.: 1 Mult.: 1 : 3,000	I2C	YYYY-MM-DD	HH:MM:SS (24 hr)	SMD-10		1.3 V	5.5 V	- 40 C	+ 125 C		SMD/SMT		Reel, Cut Tape

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