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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	Packaging
Real Time Clock Serial I2C bus RTC M41T83ZMY6F STMicroelectronics 1: $7.54 159In Stock 1,000Expected 10/05/2027	Mfr. Part No. M41T83ZMY6F Mouser Part No 511-M41T83ZMY6F	STMicroelectronics	Real Time Clock Serial I2C bus RTC	Datasheet	159In Stock 1,000Expected 10/05/2027	Cut Tape $7.54 $5.82 $5.39 $4.92 $4.57 Reel $4.34 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	Serial	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		Backup Switching	2.38 V	5.5 V	- 40 C	+ 85 C	M41T83	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC M41T93SMY6F STMicroelectronics 1: $10.29 21In Stock 1,000Expected 03/12/2026	Mfr. Part No. M41T93SMY6F Mouser Part No 511-M41T93SMY6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	21In Stock 1,000Expected 03/12/2026	Cut Tape $10.29 $8.01 $7.44 $6.57 View Reel $6.17 $6.31 $6.18 $6.17 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	3 V	5.5 V	- 40 C	+ 85 C	M41T93	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial SPI bus RTC M41T93SQA6F STMicroelectronics 1: $8.31 165In Stock	Mfr. Part No. M41T93SQA6F Mouser Part No 511-M41T93SQA6F	STMicroelectronics	Real Time Clock Serial SPI bus RTC	Datasheet	165In Stock	Cut Tape $8.31 $6.84 $6.15 $5.67 Reel $4.73 View $5.18 $5.08 $4.60 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	3 V	5.5 V	- 40 C	+ 85 C	M41T93	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79411-I/ST Microchip Technology 1: $1.18 498In Stock	Mfr. Part No. MCP79411-I/ST Mouser Part No 579-MCP79411IST	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	498In Stock	$1.18 $1.08 $1.06	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Tube
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID MCP79520T-I/MN Microchip Technology 1: $1.49 2,905In Stock	Mfr. Part No. MCP79520T-I/MN Mouser Part No 579-MCP79520T-I/MN	Microchip Technology	Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp795xx	Datasheet	2,905In Stock	Cut Tape $1.49 Reel $1.25	Min.: 1 Mult.: 1 : 3,300												Reel, Cut Tape
Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48 MCP79521-I/MS Microchip Technology 1: $1.48 150In Stock	Mfr. Part No. MCP79521-I/MS Mouser Part No 579-MCP79521-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	150In Stock	$1.48 $1.37 $1.34	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-48 MCP79521T-I/MS Microchip Technology 1: $1.60 716In Stock	Mfr. Part No. MCP79521T-I/MS Mouser Part No 579-MCP79521T-I/MS	Microchip Technology	Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp795xx	Datasheet	716In Stock	Cut Tape $1.60 Reel $1.34 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Serial, I2C, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C		SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR BQ32002D Texas Instruments 1: $2.36 329In Stock 1,500Expected 21/12/2026	Mfr. Part No. BQ32002D Mouser Part No 595-BQ32002D	Texas Instruments	Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR	Datasheet	329In Stock 1,500Expected 21/12/2026	$2.36 $1.75 $1.52 $1.40 View $1.33 $1.29 $1.25 $1.21 $1.16	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	3 V	3.6 V	- 40 C	+ 85 C	BQ32002	SMD/SMT	Tube
Real Time Clock 3WIRE REAL TIME CLCK S-35192A-I8T1U ABLIC 1: $1.83 4,796In Stock	Mfr. Part No. S-35192A-I8T1U Mouser Part No 628-S-35192A-I8T1U	ABLIC	Real Time Clock 3WIRE REAL TIME CLCK	Datasheet	4,796In Stock	Cut Tape $1.83 $1.34 $1.22 $1.08 View Reel $0.898 $1.02 $0.984 $0.979 $0.918 $0.898	Min.: 1 Mult.: 1 : 5,000				SNT-A-8						S-35192		Reel, Cut Tape
Real Time Clock Real Time Clock S-35390A-J8T1U ABLIC 1: $1.85 510In Stock	Mfr. Part No. S-35390A-J8T1U Mouser Part No 628-S-35390A-J8T1U	ABLIC	Real Time Clock Real Time Clock Learn More about ABLIC seiko s 35390a clocks	Datasheet	510In Stock	Cut Tape $1.85 $1.36 $1.24 $1.10 View Reel $0.908 $1.04 $0.985 $0.98 $0.946 $0.908	Min.: 1 Mult.: 1 : 4,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOP-8	No Backup Switching	1.3 V	5.5 V	- 40 C	+ 85 C	S-35390	SMD/SMT	Reel, Cut Tape
Real Time Clock 1.8V-5.5V Real Time Clock 12C bus PT7C4337UEX Diodes Incorporated 1: $1.26 1,732In Stock	Mfr. Part No. PT7C4337UEX Mouser Part No 729-PT7C4337UEX	Diodes Incorporated	Real Time Clock 1.8V-5.5V Real Time Clock 12C bus Learn More about Diodes Incorporated diodes timing solutions	Datasheet	1,732In Stock	Cut Tape $1.26 $0.903 $0.773 $0.719 View Reel $0.588 $0.705 $0.697 $0.589 $0.588 MouseReel Available	Min.: 1 Mult.: 1 : 2,500												Reel, Cut Tape, MouseReel
Real Time Clock 1.8V-5.5V Real Time Clock 12C bus PT7C4337ZEEX Diodes Incorporated 1: $1.30 158In Stock	Mfr. Part No. PT7C4337ZEEX Mouser Part No 729-PT7C4337ZEEX	Diodes Incorporated	Real Time Clock 1.8V-5.5V Real Time Clock 12C bus Learn More about Diodes Incorporated diodes timing solutions	Datasheet	158In Stock	Cut Tape $1.30 $0.938 $0.82 $0.745 View Reel $0.591 $0.72 $0.705 $0.692 $0.591 MouseReel Available	Min.: 1 Mult.: 1 : 3,000												Reel, Cut Tape, MouseReel
Real Time Clock Real-time Clock IC PT7C4372ALEX Diodes Incorporated 1: $1.15 25In Stock 2,500Expected 02/12/2026	Mfr. Part No. PT7C4372ALEX Mouser Part No 729-PT7C4372ALEX	Diodes Incorporated	Real Time Clock Real-time Clock IC Learn More about Diodes Incorporated diodes timing solutions	Datasheet	25In Stock 2,500Expected 02/12/2026	Cut Tape $1.15 $0.827 $0.697 $0.602 View Reel $0.514 $0.581 $0.569 $0.555 $0.514 MouseReel Available	Min.: 1 Mult.: 1 : 2,500												Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface in TSSOP8 package. PCF85063ATT/AJ NXP Semiconductors 1: $0.95 3,275In Stock 27,500On Order	Mfr. Part No. PCF85063ATT/AJ Mouser Part No 771-PCF85063ATT/AJ	NXP Semiconductors	Real Time Clock RTC IC with 400 kHz I2C interface in TSSOP8 package. Learn More about NXP Semiconductors nxp pcf85063 clocks	Datasheet	3,275In Stock 27,500On Order On Order Ship Dates Mfr. No: PCF85063ATT/AJ Stock: 3,275 Can Dispatch Immediately On Order: 15,000 Expected 01/03/2027 12,500 Expected 05/07/2027 Factory Lead Time: 27 Weeks	Cut Tape $0.95 $0.646 $0.581 $0.541 View Reel $0.455 $0.504 $0.482 $0.474 $0.455 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-8	No Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C	PCF85063A	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock RTCs 3030 QFN-16 SPI HH:MM:SS:hh YY-MM-DD-dd AB0815-T3 ABRACON 1: $3.50 82In Stock 6,000On Order	Mfr. Part No. AB0815-T3 Mouser Part No 815-AB0815-T3	ABRACON	Real Time Clock RTCs 3030 QFN-16 SPI HH:MM:SS:hh YY-MM-DD-dd Learn More about ABRACON ab08xx	Datasheet	82In Stock 6,000On Order On Order Ship Dates Mfr. No: AB0815-T3 Stock: 82 Can Dispatch Immediately On Order: 3,000 Expected 15/03/2027 3,000 Expected 11/06/2027 Factory Lead Time: 28 Weeks	Cut Tape $3.50 $2.63 $2.41 $2.13 View Reel $1.69 $1.89 $1.83 $1.75 $1.69 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	QFN-16	Backup Switching	1.7 V	3.6 V	- 40 C	+ 85 C	AB08x5	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 32.768 KHZ AB1805-T3 ABRACON 1: $3.50 14In Stock 24,000On Order	Mfr. Part No. AB1805-T3 Mouser Part No 815-AB1805-T3	ABRACON	Real Time Clock 32.768 KHZ Learn More about ABRACON ab08xx	Datasheet	14In Stock 24,000On Order On Order Ship Dates Mfr. No: AB1805-T3 Stock: 14 Can Dispatch Immediately On Order: 3,000 Expected 20/11/2026 9,000 Expected 07/12/2026 12,000 Expected 02/08/2027 Factory Lead Time: 28 Weeks	Cut Tape $3.50 $2.63 $2.32 $2.09 View Reel $1.72 $1.92 $1.86 $1.77 $1.72 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	QFN-16	Backup Switching	1.7 V	3.6 V	- 40 C	+ 85 C	AB18x5	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 32.768 KHZ AB1815-T3 ABRACON 1: $3.50 82In Stock 3,000Expected 11/12/2026	Mfr. Part No. AB1815-T3 Mouser Part No 815-AB1815-T3	ABRACON	Real Time Clock 32.768 KHZ Learn More about ABRACON ab08xx	Datasheet	82In Stock 3,000Expected 11/12/2026	Cut Tape $3.50 $2.63 $2.41 $2.09 View Reel $1.58 $1.88 $1.82 $1.76 $1.58 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	QFN-16	Backup Switching	1.7 V	3.6 V	- 40 C	+ 85 C	AB18x5	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Timer Control Periph eral A 926-DP8570AV A 926-DP8570AVX/NOPB DP8570AV/NOPB Texas Instruments 1: $53.09 7In Stock	Mfr. Part No. DP8570AV/NOPB Mouser Part No 926-DP8570AV/NOPB	Texas Instruments	Real Time Clock Timer Control Periph eral A 926-DP8570AV A 926-DP8570AVX/NOPB	Datasheet	7In Stock	$53.09 $43.49 $40.63 $38.66 View $37.70 Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	PLCC-28	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DP8570A	SMD/SMT	Tube
Real Time Clock LDAL TIME CLK & TEMP COMPENSATED CR ISL12020MIRZ-T7A Renesas / Intersil 1: $11.66 160In Stock 250On Order	Mfr. Part No. ISL12020MIRZ-T7A Mouser Part No 968-ISL12020MIRZ-T7A	Renesas / Intersil	Real Time Clock LDAL TIME CLK & TEMP COMPENSATED CR	Datasheet	160In Stock 250On Order	Cut Tape $11.66 $9.11 $8.47 $7.77 Reel $7.40 View $7.06 $6.92 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	DFN-20	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	ISL12020	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L ISL12022IBZ-T7A Renesas / Intersil 1: $5.32 47In Stock 2,500On Order	Mfr. Part No. ISL12022IBZ-T7A Mouser Part No 968-ISL12022IBZ-T7A	Renesas / Intersil	Real Time Clock REAL TIME CLK/CLNDR W/TEMP COMP 8 L	Datasheet	47In Stock 2,500On Order On Order Ship Dates Mfr. No: ISL12022IBZ-T7A Stock: 47 Can Dispatch Immediately On Order: 1,000 Expected 26/07/2027 1,500 Expected 30/07/2027 Factory Lead Time: 36 Weeks	Cut Tape $5.32 $4.05 $3.74 $3.39 Reel $3.22 View $3.09 $3.03 $2.98 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	ISL12022	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP ISL12057IBZ-T Renesas / Intersil 1: $2.85 97In Stock 17,500On Order	Mfr. Part No. ISL12057IBZ-T Mouser Part No 968-ISL12057IBZ-T	Renesas / Intersil	Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP	Datasheet	97In Stock 17,500On Order On Order Ship Dates Mfr. No: ISL12057IBZ-T Stock: 97 Can Dispatch Immediately On Order: 7,500 Expected 16/04/2027 10,000 Expected 14/06/2027 Factory Lead Time: 36 Weeks	Cut Tape $2.85 $2.13 $1.95 $1.75 Reel $1.54 View $1.66 $1.60 $1.57 $1.45 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	No Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C	ISL12057	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP ISL12057IUZ Renesas / Intersil 1: $2.97 751In Stock 6,450On Order	Mfr. Part No. ISL12057IUZ Mouser Part No 968-ISL12057IUZ	Renesas / Intersil	Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP	Datasheet	751In Stock 6,450On Order On Order Ship Dates Mfr. No: ISL12057IUZ Stock: 751 Can Dispatch Immediately On Order: 3,100 Expected 25/01/2027 3,350 Expected 08/03/2027 Factory Lead Time: 36 Weeks	$2.97 $2.22 $1.94 $1.81 View $1.71 $1.65 $1.57 $1.53 $1.50	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	MSOP-8	No Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C	ISL12057	SMD/SMT	Tube
Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS ISL12058IBZ Renesas / Intersil 1: $2.85 566In Stock	Mfr. Part No. ISL12058IBZ Mouser Part No 968-ISL12058IBZ	Renesas / Intersil	Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS	Datasheet	566In Stock	$2.85 $2.13 $1.95 $1.75 View $1.66 $1.61 $1.51 $1.46 $1.44	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	No Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C	ISL12058	SMD/SMT	Tube
Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz 1337AGDVGI Renesas Electronics 1: $2.90 5In Stock 768Expected 10/01/2028	Mfr. Part No. 1337AGDVGI Mouser Part No 972-1337AGDVGI	Renesas Electronics	Real Time Clock RTC I2c Serial IC 1.8 to 5.5V 32kHz	Datasheet	5In Stock 768Expected 10/01/2028	$2.90 $2.17	Min.: 1 Mult.: 1				MSOP-8						1337AGD	SMD/SMT	Tube
Real Time Clock .9RTC BASE 1338-31DCGI8 Renesas Electronics 1: $3.93 5In Stock 6,000Expected 10/01/2028	Mfr. Part No. 1338-31DCGI8 Mouser Part No 972-1338-31DCGI8	Renesas Electronics	Real Time Clock .9RTC BASE	Datasheet	5In Stock 6,000Expected 10/01/2028	Cut Tape $3.93 $2.93 $2.68 $2.41 View Reel $2.24 $2.27 $2.24 $2.24 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.3 V	3.7 V	- 40 C	+ 85 C	1338	SMD/SMT	Reel, Cut Tape, MouseReel