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Reel Real Time Clock

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 Automotive RTC IC with 400 kHz I2C interface in TSSOP8 package. PCA85073ADP/Q900Z NXP Semiconductors 1: £1.24 3,459In Stock 32,500On Order	Mfr. Part No. PCA85073ADP/Q900Z Mouser Part No 771-PCA85073ADPQ900Z	NXP Semiconductors	Real Time Clock Automotive RTC IC with 400 kHz I2C interface in TSSOP8 package. Learn More about NXP Semiconductors nxp pca85073a cmos rtc	Datasheet	3,459In Stock 32,500On Order On Order Ship Dates Mfr. No: PCA85073ADP/Q900Z Stock: 3,459 Can Dispatch Immediately On Order: 17,500 Expected 16/02/2027 15,000 Expected 22/03/2027 Factory Lead Time: 27 Weeks	Cut Tape £1.24 £0.899 £0.818 £0.721 Reel £0.601 View £0.677 £0.65 £0.643 £0.594 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	TSSOP-8	No Backup Switching	900 mV	5.5 V	- 40 C	+ 105 C	PCA85073A	SMD/SMT	AEC-Q100	Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in TSSOP8 package. PCF85363ATT/AJ NXP Semiconductors 1: £1.27 8,361In Stock 5,000Expected 03/05/2027	Mfr. Part No. PCF85363ATT/AJ Mouser Part No 771-PCF85363ATT/AJ	NXP Semiconductors	Real Time Clock RTC IC with 400 kHz I2C interface featuring 64 byte SRAM in TSSOP8 package. Learn More about NXP Semiconductors nxp pcf85063 clocks	Datasheet	8,361In Stock 5,000Expected 03/05/2027	Cut Tape £1.27 £0.934 £0.849 £0.747 View Reel £0.609 £0.702 £0.674 £0.666 £0.609 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-8	Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C	PCF85363A	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock RTC IC with 400 kHz I2C interface in TSSOP8 package. PCF8563TS/5,118 NXP Semiconductors 1: £1.42 2,639In Stock 13,995Expected 10/11/2026	Mfr. Part No. PCF8563TS/5,118 Mouser Part No 771-PCF8563TS/5118	NXP Semiconductors	Real Time Clock RTC IC with 400 kHz I2C interface in TSSOP8 package.	Datasheet	2,639In Stock 13,995Expected 10/11/2026	Cut Tape £1.42 £1.05 £0.96 £0.856 View Reel £0.705 £0.803 £0.78 £0.773 £0.705 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	TSSOP-8	No Backup Switching	1 V	5.5 V	- 40 C	+ 85 C	PCF8563	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: £2.63 82In Stock 3,000Expected 15/03/2027	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 3,000Expected 15/03/2027	Cut Tape £2.63 £1.97 £1.81 £1.60 View Reel £1.27 £1.42 £1.37 £1.32 £1.27 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: £2.63 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 03/12/2026 9,000 Expected 07/12/2026 12,000 Expected 02/08/2027 Factory Lead Time: 28 Weeks	Cut Tape £2.63 £1.97 £1.81 £1.60 View Reel £1.28 £1.42 £1.38 £1.33 £1.28 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: £2.63 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 £2.63 £1.97 £1.81 £1.63 View Reel £1.20 £1.54 £1.37 £1.32 £1.20 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 LDAL TIME CLK & TEMP COMPENSATED CR ISL12020MIRZ-T7A Renesas / Intersil 1: £8.76 160In Stock 250Expected 30/10/2026	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 250Expected 30/10/2026	Cut Tape £8.76 £6.84 £6.36 £5.83 Reel £5.55 View £5.30 £5.19 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: £4.00 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 £4.00 £3.04 £2.81 £2.55 Reel £2.42 View £2.32 £2.28 £2.23 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: £2.14 101In 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	101In Stock 17,500On Order On Order Ship Dates Mfr. No: ISL12057IBZ-T Stock: 101 Can Dispatch Immediately On Order: 7,500 Expected 16/04/2027 10,000 Expected 14/06/2027 Factory Lead Time: 36 Weeks	Cut Tape £2.14 £1.60 £1.47 £1.32 Reel £1.15 View £1.25 £1.20 £1.18 £1.09 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 .9RTC BASE 1338-31DCGI8 Renesas Electronics 1: £2.95 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 £2.95 £2.20 £2.01 £1.81 View Reel £1.68 £1.70 £1.68 £1.68 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
Real Time Clock Automotive tiny Real-Time Clock/calendar with alarm function and I2C-bus PCA85063ATT/AJ NXP Semiconductors 1: £1.27 13In Stock 12,500On Order NRND	Mfr. Part No. PCA85063ATT/AJ Mouser Part No 771-PCA85063ATT/AJ NRND	NXP Semiconductors	Real Time Clock Automotive tiny Real-Time Clock/calendar with alarm function and I2C-bus	Datasheet	13In Stock 12,500On Order On Order Ship Dates Mfr. No: PCA85063ATT/AJ Stock: 13 Can Dispatch Immediately On Order: 5,000 Expected 14/01/2027 7,500 Expected 15/02/2027 Factory Lead Time: 27 Weeks	Cut Tape £1.27 £0.934 £0.841 £0.743 View Reel £0.595 £0.698 £0.67 £0.663 £0.595 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	+ 105 C	PCA85063A	SMD/SMT	AEC-Q100	Reel, Cut Tape, MouseReel
Real Time Clock Real Time Clock MSOP-8 T&R 2.5K PT7C433833AUEX Diodes Incorporated 1: £1.11 1,053In Stock Factory Special Order	Mfr. Part No. PT7C433833AUEX Mouser Part No 729-PT7C433833AUEX Factory Special Order	Diodes Incorporated	Real Time Clock Real Time Clock MSOP-8 T&R 2.5K Learn More about Diodes Incorporated diodes timing solutions	Datasheet	1,053In Stock	Cut Tape £1.11 £0.811 £0.739 £0.656 Reel View £0.615 £0.592 £0.584 £0.547 £0.546	Min.: 1 Mult.: 1 : 2,500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)		Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape
Real Time Clock I C RTC with 56-Byte NV RAM DS1338Z-33+T&R Analog Devices / Maxim Integrated 1: £4.98 146In Stock	Mfr. Part No. DS1338Z-33+T&R Mouser Part No 700-DS1338Z-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	146In Stock	Cut Tape £4.98 £3.82 £3.53 £3.21 £3.14 £2.70 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1338Z	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I C Serial Real-Time Clock DS1339U-33+T&R Analog Devices / Maxim Integrated 1: £5.28 336In Stock	Mfr. Part No. DS1339U-33+T&R Mouser Part No 700-DS1339U-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	336In Stock	Cut Tape £5.28 £4.05 £3.75 £3.40 View £3.25 £3.14 £3.11 £3.06 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-8	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1339U	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output DS1374U-33+T&R Analog Devices / Maxim Integrated 1: £4.64 301In Stock	Mfr. Part No. DS1374U-33+T&R Mouser Part No 700-DS1374U-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output	Datasheet	301In Stock	Cut Tape £4.64 £3.54 £3.53 £3.21 £3.14 £2.70 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	Binary	Binary	uSOP-10	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1374U	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Extremely Accurate I C-Integrated RTC/TC DS3231SN#T&R Analog Devices / Maxim Integrated 1: £12.53 1In Stock	Mfr. Part No. DS3231SN#T&R Mouser Part No 700-DS3231SN#T&R-	Analog Devices / Maxim Integrated	Real Time Clock Extremely Accurate I C-Integrated RTC/TC Learn More about Analog Devices / Maxim Integrated maximds3231m	Datasheet	1In Stock	Cut Tape £12.53 £9.93 £9.27 £8.54 View £8.43 £8.16 £7.80 Quote MouseReel Available	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-16	Backup Switching	2.3 V	5.5 V	- 40 C	+ 85 C	DS3231SN	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Extremely Accurate I C RTC with Integrat DS3232S#T&R Analog Devices / Maxim Integrated 1: £11.39 13In Stock	Mfr. Part No. DS3232S#T&R Mouser Part No 700-DS3232S#T&R-	Analog Devices / Maxim Integrated	Real Time Clock Extremely Accurate I C RTC with Integrat	Datasheet	13In Stock	Cut Tape £11.39 £8.92 £8.30 £7.62 View £7.55 £7.53 £6.42 MouseReel Available	Min.: 1 Mult.: 1				SO-20				0 C	+ 70 C	DS3232S	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock ULTRA LO PWR CLK/CAL RTC IC PCF8563T/F4,118 NXP Semiconductors 1: £1.30 45In Stock	Mfr. Part No. PCF8563T/F4,118 Mouser Part No 771-PCF8563TD-T	NXP Semiconductors	Real Time Clock ULTRA LO PWR CLK/CAL RTC IC	Datasheet	45In Stock	Cut Tape £1.30 £0.952 £0.863 £0.773 £0.653 View £0.727 £0.70 £0.696 £0.639 MouseReel Available	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	PCF8563	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 256K (32Kx8) 100ns M48T37V-10MH1F STMicroelectronics 1: £16.90 56In Stock	Mfr. Part No. M48T37V-10MH1F Mouser Part No 511-M48T37V-10MH1F	STMicroelectronics	Real Time Clock 256K (32Kx8) 100ns	Datasheet	56In Stock	Cut Tape £16.90 £15.21 £13.27 £12.61 Reel £11.28 MouseReel Available	Min.: 1 Mult.: 1 : 936	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-44	Backup Switching	3 V	3.6 V	0 C	+ 70 C	M48T37V	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Low Power High Stability +/-3 ppm -40 +85C I C Real Time Clock 3.2 x 2.5 mm ECS-RTC-3225-5699C3-TR ECS 1: £3.99 2,348In Stock	Mfr. Part No. ECS-RTC-3225-5699C3-TR Mouser Part No 520-RTC-32255699C3TR	ECS	Real Time Clock Low Power High Stability +/-3 ppm -40 +85C I C Real Time Clock 3.2 x 2.5 mm Learn More about ECS rtc3225 rtcsop8 rtcs	Datasheet	2,348In Stock	Cut Tape £3.99 £3.04 £2.80 £2.54 View Reel £2.25 £2.42 £2.37 £2.25 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	I2C	YY-MM-DD	HH:MM:SS (24 hr)		Backup Switching	2.5 V	5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Low Power High Stability 5 ppm -40 +85 C I C Real Time Clock 3.2 x 2.5 mm ECS-RTC-3225-5699HS-TR ECS 1: £4.26 783In Stock	Mfr. Part No. ECS-RTC-3225-5699HS-TR Mouser Part No 520-RTC-32255699HSTR	ECS	Real Time Clock Low Power High Stability 5 ppm -40 +85 C I C Real Time Clock 3.2 x 2.5 mm Learn More about ECS rtc 3225 5699hs rtc	Datasheet	783In Stock	Cut Tape £4.26 £3.25 £2.99 £2.72 Reel £2.45 View £2.59 £2.53 £2.44 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD	HH:MM:SS (24 hr)		Backup Switching	1.6 V	5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock RX-4045SA:AA0 PURE SN 5+/-5PPM 1K T/R RX-4045SAAA0 PURE SN Epson Timing 1: £3.53 1,506In Stock	Mfr. Part No. RX-4045SAAA0 PURE SN Mouser Part No 732-R4045SAAA0PURESN	Epson Timing	Real Time Clock RX-4045SA:AA0 PURE SN 5+/-5PPM 1K T/R Learn More about Epson Timing epson rx 4045sa realtime clock module	Datasheet	1,506In Stock	Cut Tape £3.53 £2.67 £2.45 £2.23 Reel £2.04 View £2.17 £2.12 £1.85	Min.: 1 Mult.: 1 : 1,000	Serial 4-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)		No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape
Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R RX-4045SAAA3 PURE SN Epson Timing 1: £7.18 703In Stock	Mfr. Part No. RX-4045SAAA3 PURE SN Mouser Part No 732-RX-4045SA:AA3S	Epson Timing	Real Time Clock RX-4045SA:AA3 PURE SN 5+/-5PPM 250 T/R	Datasheet	703In Stock	Cut Tape £7.18 £5.60 £4.76 £4.43 Reel £4.23 View £4.21 £4.07 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	Serial 4-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-14	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	RX-4045SA	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I2C Bus 5 +/-23ppm RX-8025SA:AA0 Epson Timing 1: £3.08 1,052In Stock	Mfr. Part No. RX-8025SA:AA0 Mouser Part No 732-RX-8025SA:AA0	Epson Timing	Real Time Clock I2C Bus 5 +/-23ppm Learn More about Epson Timing epson rx 8025sa rtc modules	Datasheet	1,052In Stock	Cut Tape £3.08 £2.32 £2.13 £1.92 Reel £1.70 View £1.82 £1.81 £1.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-14	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	RX-8025SA	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C RX-8025SA:AA3 Epson Timing 1: £6.57 453In Stock 500Expected 17/05/2027	Mfr. Part No. RX-8025SA:AA3 Mouser Part No 732-RX-8025SA:AA3	Epson Timing	Real Time Clock 32.768KHz 3.0Volts 5+/-5ppm -40C +85C Learn More about Epson Timing epson rx 8025sa rtc modules	Datasheet	453In Stock 500Expected 17/05/2027	Cut Tape £6.57 £5.09 £4.26 £4.03 Reel £4.02 View £3.97 £3.87 £3.76 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOP-14	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	RX-8025SA	SMD/SMT		Reel, Cut Tape, MouseReel