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Micro Crystal Real Time Clock

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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 32.768 kHz OPTION A TEMP COMP SPI RV-3049-C3-32.768KHZ-OPTION-A-TA-QC Micro Crystal 1: ¥790.6 899In Stock NRND	Mfr. Part # RV-3049-C3-32.768KHZ-OPTION-A-TA-QC Mouser Part # 428-202184-MG01 NRND	Micro Crystal	Real Time Clock 32.768 kHz OPTION A TEMP COMP SPI	Datasheet	899In Stock	¥790.6 ¥596.3 ¥548.1 ¥493.3 View ¥468.4 ¥465.1 ¥393.7 ¥392 ¥390.3	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	RV-3049-C3	SMD/SMT
Real Time Clock 32.768kHz SPI Time Acc. 25ppm RV-3149-C3 32.768kHz OPTION B TA QC Micro Crystal 1: ¥614.6 717In Stock	Mfr. Part # RV-3149-C3 32.768kHz OPTION B TA QC Mouser Part # 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 ¥614.6 ¥461.8 ¥425.2 ¥382 Reel ¥333.9 View ¥360.4 ¥352.1 ¥323.9 ¥317.3 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: ¥719.2 354In Stock	Mfr. Part # RV-3149-C3 32.768kHz OPTION A TA QC Mouser Part # 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 ¥719.2 ¥541.5 ¥498.3 ¥448.5 Reel ¥408.6 View ¥426.9 ¥423.6 ¥403.6 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 RV-8803-C7, Real-Time Clock, I C-bus, 3ppm @ -40 to +85C (SMD 3.2 x 1.5 x 0.8) RV-8803-C7-TA-QC Micro Crystal 1: ¥544.8 58In Stock 5,000On Order	Mfr. Part # RV-8803-C7-TA-QC Mouser Part # 428-RV-8803-C7-TA-QC	Micro Crystal	Real Time Clock RV-8803-C7, Real-Time Clock, I C-bus, 3ppm @ -40 to +85C (SMD 3.2 x 1.5 x 0.8)	Datasheet	58In Stock 5,000On Order On Order Ship Dates Mfr. #: RV-8803-C7-TA-QC Stock: 58 Can Ship Immediately On Order: 2,000 Expected 4/2/2027 1,000 Expected 4/16/2027 2,000 Expected 9/27/2027 Factory Lead-Time: 45 Weeks	Cut Tape ¥544.8 ¥405.3 ¥370.4 ¥332.2 ¥323.9 Reel ¥274.1	Min.: 1 Mult.: 1 : 1,000										RV-8803-C7	SMD/SMT		Reel, Cut Tape
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7mm RV-8263-C8 32.768kHz-20PPM-TA-QC Micro Crystal 1: ¥250.8 4,320In Stock	Mfr. Part # RV-8263-C8 32.768kHz-20PPM-TA-QC Mouser Part # 428-204208-MC01	Micro Crystal	Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.7mm Learn More about Micro Crystal rv 8263 c8 rtc modules	Datasheet	4,320In Stock	Cut Tape ¥250.8 ¥184.4 ¥164.6 ¥146 Reel ¥131.6 View ¥137.2 ¥131.7 ¥124.4 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SON-8		900 mV	5.5 V	- 40 C	+ 85 C	RV-8263-C8	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C RV-8803-C7-32.768KHZ-3PPM-TA-QC Micro Crystal 1: ¥486.7 3,639In Stock 68,000On Order	Mfr. Part # RV-8803-C7-32.768KHZ-3PPM-TA-QC Mouser Part # 428-202677-MG01	Micro Crystal	Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C Learn More about Micro Crystal real time clock modules	Datasheet	3,639In Stock 68,000On Order On Order Ship Dates Mfr. #: RV-8803-C7-32.768KHZ-3PPM-TA-QC Stock: 3,639 Can Ship Immediately On Order: 44,000 Expected 4/30/2027 24,000 TBD Factory Lead-Time: 39 Weeks	Cut Tape ¥486.7 ¥397 ¥373.7 ¥337.2 View Reel ¥255.8 ¥265.8 ¥260.8 ¥255.8 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1.5 V	5.5 V	- 40 C	+ 85 C	RV-8803-C7	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 25ppm RV-3129-C3 32.768kHz OPTION B TA QC Micro Crystal 1: ¥526.5 1,195In Stock	Mfr. Part # RV-3129-C3 32.768kHz OPTION B TA QC Mouser Part # 428-203634-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 25ppm Learn More about Micro Crystal real time clock modules	Datasheet	1,195In Stock	Cut Tape ¥526.5 ¥395.3 ¥362.1 ¥325.6 Reel ¥300.6 View ¥308.9 ¥295.7 ¥292.3 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	+ 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: ¥612.9 1,412In Stock	Mfr. Part # RV-3149-C3 32.768kHz OPTION B TB QA Mouser Part # 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 ¥612.9 ¥461.8 ¥423.6 ¥382 Reel ¥350.5 View ¥362.1 ¥357.1 ¥342.2 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 2.5ppm 3.2x1.5x0.8mm Temperature Sensor & Real Time Clock RV-3032-C7 32.768kHz-2.5PPM-TA-QC Micro Crystal 1: ¥549.8 1,431In Stock 36,000Expected 12/18/2026	Mfr. Part # RV-3032-C7 32.768kHz-2.5PPM-TA-QC Mouser Part # 428-203803-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C 2.5ppm 3.2x1.5x0.8mm Temperature Sensor & Real Time Clock Learn More about Micro Crystal rv 3032 c7 rtc module	Datasheet	1,431In Stock 36,000Expected 12/18/2026	Cut Tape ¥549.8 ¥411.9 ¥378.7 ¥340.5 Reel ¥310.6 View ¥322.2 ¥315.6 ¥305.6 ¥277.4 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		Backup Switching	1.3 V	5.5 V	- 40 C	+ 105 C	RV-3032-C7	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: ¥563.1 4,053In Stock	Mfr. Part # RV-3032-C7 32.768kHz-2.5PPM-TA-QA Mouser Part # 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	4,053In Stock	Cut Tape ¥563.1 ¥423.6 ¥387 ¥348.8 Reel ¥318.9 View ¥330.5 ¥325.6 ¥312.3 ¥307.3 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		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 32.768 kHz +/-20 PPM I2C -40/+85C RV-4162-C7-32.768k-20PPM-TA-QA Micro Crystal 1: ¥468.4 590In Stock	Mfr. Part # RV-4162-C7-32.768k-20PPM-TA-QA Mouser Part # 428-202471-MG01	Micro Crystal	Real Time Clock 32.768 kHz +/-20 PPM I2C -40/+85C	Datasheet	590In Stock	Cut Tape ¥468.4 ¥373.7 ¥350.5 ¥325.6 ¥313.9 Reel ¥265.8 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1 V	4.4 V	- 40 C	+ 85 C	RV-4162-C7	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768 kHz +/-20 PPM SPI -40/+85C RV-8063-C7-32.768KHZ-20PPM-TA-QC Micro Crystal 1: ¥262.4 1,600In Stock	Mfr. Part # RV-8063-C7-32.768KHZ-20PPM-TA-QC Mouser Part # 428-203119-MG01	Micro Crystal	Real Time Clock 32.768 kHz +/-20 PPM SPI -40/+85C Learn More about Micro Crystal real time clock modules	Datasheet	1,600In Stock	Cut Tape ¥262.4 ¥192.7 ¥174.4 ¥153.5 Reel ¥138.4 View ¥144.2 ¥140.4 ¥131.7 ¥129.2 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial, I2C, SPI	YY-MM-DD-dd	HH:MM:SS (24 hr)		No Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C	RV-8063-C7	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6mm RV-3028-C8-32.768kHz-1PPM-TA-QC Micro Crystal 1: ¥481.7 29In Stock 3,000On Order New Product	Mfr. Part # RV-3028-C8-32.768kHz-1PPM-TA-QC Mouser Part # 428-RV3028C81PPMTAQC New Product	Micro Crystal	Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6mm Learn More about Micro Crystal rv 3028 c8 rtc modules	Datasheet	29In Stock 3,000On Order On Order Ship Dates Mfr. #: RV-3028-C8-32.768kHz-1PPM-TA-QC Stock: 29 Can Ship Immediately On Order: 1,000 Expected 11/13/2026 1,000 Expected 1/8/2027 1,000 Expected 2/12/2027 Factory Lead-Time: 11 Weeks	Cut Tape ¥481.7 ¥358.8 ¥328.9 ¥295.7 Reel ¥262.4 View ¥279 ¥270.7 ¥257.5 ¥255.8 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SON-8	Backup Switching	1.1 V	5.5 V	- 40 C	+ 85 C	RV-3028-C8	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768 kHz +/-20 PPM I2C -40/+85C RV-4162-C7-32.768kHz-20PPM-TA-QC Micro Crystal 1: ¥433.5 470In Stock 33,000Expected 11/13/2026	Mfr. Part # RV-4162-C7-32.768kHz-20PPM-TA-QC Mouser Part # 428-200007-MG01	Micro Crystal	Real Time Clock 32.768 kHz +/-20 PPM I2C -40/+85C Learn More about Micro Crystal real time clock modules	Datasheet	470In Stock 33,000Expected 11/13/2026	Cut Tape ¥433.5 ¥322.2 ¥294 ¥264.1 Reel ¥230.9 View ¥249.2 ¥242.5 ¥225.9 ¥220.9 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1 V	4.4 V	- 40 C	+ 85 C	RV-4162-C7	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: ¥774 52In Stock 1,000Expected 6/18/2027	Mfr. Part # RV-3149-C3 32.768kHz OPTION A TB QA Mouser Part # 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 6/18/2027	Cut Tape ¥774 ¥588 ¥541.5 ¥490 View Reel ¥446.8 ¥465.1 ¥460.1 ¥446.8 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 SPI 20ppm 2.0x1.2x0.7 AEC-Q200 RV-8063-C8 32.768kHz-20PPM-TA-QA Micro Crystal 1: ¥262.4 26In Stock 1,000Expected 2/5/2027	Mfr. Part # RV-8063-C8 32.768kHz-20PPM-TA-QA Mouser Part # 428-204290-MC01	Micro Crystal	Real Time Clock 32.768kHz SPI 20ppm 2.0x1.2x0.7 AEC-Q200 Learn More about Micro Crystal rv 8063 c8 rtc modules	Datasheet	26In Stock 1,000Expected 2/5/2027	Cut Tape ¥262.4 ¥192.7 ¥174.4 ¥153.5 Reel ¥138.4 View ¥144.2 ¥140.4 ¥131.7 ¥129.2 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 3-Wire, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SON-8		900 mV	5.5 V	- 40 C	+ 85 C	RV-8063-C8	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock RV-8263-C7-32.768KHZ-20PPM-TA-QC Micro Crystal 1: ¥262.4 22,188Expected 11/20/2026	Mfr. Part # RV-8263-C7-32.768KHZ-20PPM-TA-QC Mouser Part # 428-8263C7328K20PTQC	Micro Crystal	Real Time Clock Learn More about Micro Crystal rv8263c7 realtime clock modules	Datasheet	22,188Expected 11/20/2026	Cut Tape ¥262.4 ¥192.7 ¥174.4 ¥154 Reel ¥137.9 View ¥144.7 ¥139.9 ¥131.2 ¥128.7 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		No Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C RV-8803-C7-32.768k-3PPM-TA-QA Micro Crystal 1: ¥513.2 19,998Expected 4/16/2027	Mfr. Part # RV-8803-C7-32.768k-3PPM-TA-QA Mouser Part # 428-203035-MG01	Micro Crystal	Real Time Clock 32.768 kHz +/-3 PPM I2C -40/+85C	Datasheet	19,998Expected 4/16/2027	Cut Tape ¥513.2 ¥383.7 ¥352.1 ¥317.3 View Reel ¥289 ¥299 ¥294 ¥289 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		No Backup Switching	1.5 V	5.5 V	- 40 C	+ 85 C	RV-8803-C7	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 1ppm RV-3028-C7 32.768kHz 1ppm TA QC Micro Crystal 1: ¥400.3 191,080On Order	Mfr. Part # RV-3028-C7 32.768kHz 1ppm TA QC Mouser Part # 428-203591-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 1ppm Learn More about Micro Crystal rv 3028 c7	Datasheet	191,080On Order On Order Ship Dates Mfr. #: RV-3028-C7 32.768kHz 1ppm TA QC Stock: 0 On Order: 87,080 Expected 4/23/2027 104,000 Expected 5/21/2027 Factory Lead-Time: 34 Weeks	Cut Tape ¥400.3 ¥297.3 ¥272.4 ¥244.2 View Reel ¥220.9 ¥229.2 ¥225.9 ¥220.9 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.2 V	5.5 V	- 40 C	+ 85 C	RV-3028	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768kHz I2C Time Acc. 1ppm RV-3028-C7 32.768kHz 1ppm TA QA Micro Crystal 1: ¥430.2 72,311On Order	Mfr. Part # RV-3028-C7 32.768kHz 1ppm TA QA Mouser Part # 428-203603-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 1ppm Learn More about Micro Crystal rv 3028 c7	Datasheet	72,311On Order On Order Ship Dates Mfr. #: RV-3028-C7 32.768kHz 1ppm TA QA Stock: 0 On Order: 5,311 Expected 4/16/2027 21,000 Expected 5/14/2027 18,000 Expected 5/28/2027 28,000 Expected 6/28/2027 Factory Lead-Time: 37 Weeks	Cut Tape ¥430.2 ¥318.9 ¥292.3 ¥260.8 View Reel ¥232.5 ¥247.5 ¥239.2 ¥232.5 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.2 V	5.5 V	- 40 C	+ 85 C	RV-3028	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: ¥770.7 24,438On Order	Mfr. Part # RV-3129-C3 32.768kHz OPTION A TB QA Mouser Part # 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	24,438On Order On Order Ship Dates Mfr. #: RV-3129-C3 32.768kHz OPTION A TB QA Stock: 0 On Order: 8,438 Expected 6/18/2027 16,000 TBD Factory Lead-Time: 40 Weeks	Cut Tape ¥770.7 ¥581.4 ¥534.8 ¥483.4 View Reel ¥421.9 ¥458.4 ¥453.5 ¥421.9 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 RV-3129-C3 32.768kHz OPTION A TA QC Micro Crystal 1: ¥719.2 8,798On Order	Mfr. Part # RV-3129-C3 32.768kHz OPTION A TA QC Mouser Part # 428-203688-MG01	Micro Crystal	Real Time Clock 32.768kHz I2C Time Acc. 6ppm Learn More about Micro Crystal real time clock modules	Datasheet	8,798On Order On Order Ship Dates Mfr. #: RV-3129-C3 32.768kHz OPTION A TA QC Stock: 0 On Order: 3,798 Pending 5,000 Expected 4/30/2027 Factory Lead-Time: 29 Weeks	Cut Tape ¥719.2 ¥541.5 ¥498.3 ¥448.5 ¥426.9 Reel ¥426.9 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	+ 85 C	RV-3129	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: ¥657.8 3,980Expected 10/23/2026	Mfr. Part # RV-3129-C3 32.768kHz OPTION B TB QA Mouser Part # 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	3,980Expected 10/23/2026	Cut Tape ¥657.8 ¥496.6 ¥456.8 ¥411.9 Reel ¥378.7 View ¥390.3 ¥385.4 ¥370.4 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 20ppm 2.0x1.2x0.6 AEC-Q200 RV-3028-C8-32.768kHz-1PPM-TA-QA Micro Crystal 1: ¥503.3 1,999On Order New Product	Mfr. Part # RV-3028-C8-32.768kHz-1PPM-TA-QA Mouser Part # 428-RV3028C81PPMTAQA New Product	Micro Crystal	Real Time Clock 32.768kHz I2C 20ppm 2.0x1.2x0.6 AEC-Q200 Learn More about Micro Crystal rv 3028 c8 rtc modules	Datasheet	1,999On Order On Order Ship Dates Mfr. #: RV-3028-C8-32.768kHz-1PPM-TA-QA Stock: 0 On Order: 999 Expected 11/27/2026 1,000 Expected 1/8/2027 Factory Lead-Time: 11 Weeks	Cut Tape ¥503.3 ¥375.4 ¥342.2 ¥307.3 Reel ¥292.3 View ¥292.3 ¥270.7 ¥267.4 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SON-8	Backup Switching	1.1 V	5.5 V	- 40 C	+ 85 C	RV-3028-C8	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock RV-3029-C3, Real-Time Clock, I C-bus, B Stability, 25ppm @ -40 to +85C (SMD 3.7 x 2.5 x 0.9) RV-3029-C3-TA-QC-Opt. B Micro Crystal 1: ¥659.4 5,400On Order	Mfr. Part # RV-3029-C3-TA-QC-Opt. B Mouser Part # 428-RV3029C3TAQCOPTB	Micro Crystal	Real Time Clock RV-3029-C3, Real-Time Clock, I C-bus, B Stability, 25ppm @ -40 to +85C (SMD 3.7 x 2.5 x 0.9)	Datasheet	5,400On Order On Order Ship Dates Mfr. #: RV-3029-C3-TA-QC-Opt. B Stock: 0 On Order: 2,400 Expected 10/23/2026 3,000 Expected 10/30/2026 Factory Lead-Time: 5 Weeks	Cut Tape ¥659.4 ¥496.6 ¥456.8 ¥411.9 ¥406.9 Reel ¥343.8 MouseReel Available	Min.: 1 Mult.: 1 : 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	+ 85 C	RV-3029-C3	SMD/SMT		Reel, Cut Tape, MouseReel