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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	Packaging
Real Time Clock Serial Alarm Real-Time Clock DS1305N+ Analog Devices / Maxim Integrated 1: £10.42 1,067In Stock	Mfr. Part No. DS1305N+ Mouser Part No 700-DS1305N	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	1,067In Stock	£10.42 £8.16 £7.59 £6.97 View £6.84 £6.50	Min.: 1 Mult.: 1 Max.: 853	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	DIP-16	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1305N	Through Hole	Tube
Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks DS1501YN+ Analog Devices / Maxim Integrated 1: £10.33 162In Stock	Mfr. Part No. DS1501YN+ Mouser Part No 700-DS1501YN	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks	Datasheet	162In Stock	£10.33 £10.11 £10.07	Min.: 1 Mult.: 1 Max.: 129	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PDIP-28	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1501YN	Through Hole	Tube
Real Time Clock I C 32-Bit Binary Counter RTC DS1672S-3+T&R Analog Devices / Maxim Integrated 1: £2.38 1,880In Stock	Mfr. Part No. DS1672S-3+T&R Mouser Part No 700-DS1672S-3T&R	Analog Devices / Maxim Integrated	Real Time Clock I C 32-Bit Binary Counter RTC	Datasheet	1,880In Stock	Cut Tape £2.38 £2.33 £2.33 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,504	Serial 2-Wire, I2C	Binary	Binary	SOIC-8	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1672S	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS ISL12058IRTZ Renesas / Intersil 1: £2.12 953In Stock	Mfr. Part No. ISL12058IRTZ Mouser Part No 968-ISL12058IRTZ	Renesas / Intersil	Real Time Clock REAL TIME CLK W/ ALARM & TIMR FUNCTNS	Datasheet	953In Stock	£2.12 £1.58 £1.45 £1.29 View £1.21 £1.20 £1.14 £1.11 £1.08	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	TDFN-8	No Backup Switching	1.8 V	3.6 V	- 40 C	+ 85 C	ISL12058	SMD/SMT	Tube
Real Time Clock 32.768kHz SPI Time Acc. 25ppm RV-3149-C3 32.768kHz OPTION B TA QC Micro Crystal 1: £3.49 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 £3.49 £2.62 £2.41 £2.17 Reel £1.89 View £2.04 £2.00 £1.84 £1.80 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 RX8010SJ Epson Timing 1: £2.60 55,270In Stock	Mfr. Part No. RX8010SJ Mouser Part No 732-RX8010SJ	Epson Timing	Real Time Clock	Datasheet	55,270In Stock	£2.60 £1.94 £1.77 £1.58 View £1.50 £1.47 £1.39 £1.35 £1.32	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		No Backup Switching	1.6 V	5.5 V	- 40 C	+ 85 C	RX8010SJ	SMD/SMT	Bulk
Real Time Clock 256K (32Kx8) 100ns M48T37V-10MH1F STMicroelectronics 1: £16.90 330In Stock	Mfr. Part No. M48T37V-10MH1F Mouser Part No 511-M48T37V-10MH1F	STMicroelectronics	Real Time Clock 256K (32Kx8) 100ns	Datasheet	330In 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 Real-time Clock Mod I2C Bus PT7C4307WEX Diodes Incorporated 1: £0.986 4,411In Stock Factory Special Order	Mfr. Part No. PT7C4307WEX Mouser Part No 729-PT7C4307WEX Factory Special Order	Diodes Incorporated	Real Time Clock Real-time Clock Mod I2C Bus Learn More about Diodes Incorporated diodes timing solutions	Datasheet	4,411In Stock	Cut Tape £0.986 £0.708 £0.641 £0.566 Reel £0.472 View £0.531 £0.51 £0.486 £0.461 MouseReel Available	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 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with Trickle Charger DS1340U-3+ Analog Devices / Maxim Integrated 1: £2.82 204In Stock	Mfr. Part No. DS1340U-3+ Mouser Part No 700-DS1340U-3	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	204In Stock	£2.82 £2.76	Min.: 1 Mult.: 1 Max.: 163	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	uSOP-8	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1340U	SMD/SMT	Tube
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi DS1556P-70+ Analog Devices / Maxim Integrated 1: £38.47 20In Stock	Mfr. Part No. DS1556P-70+ Mouser Part No 700-DS1556P-70	Analog Devices / Maxim Integrated	Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi	Datasheet	20In Stock	£38.47 £37.62 £37.51	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1556P	SMD/SMT	Tray
Real Time Clock 3V/5V Real-Time Clocks DS17287-3+ Analog Devices / Maxim Integrated 1: £25.21 54In Stock	Mfr. Part No. DS17287-3+ Mouser Part No 700-DS17287-3	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clocks	Datasheet	54In Stock	£25.21 £20.26 £19.21 £18.11 View £17.26 £17.25 Quote	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-24	Backup Switching	2.7 V	3.7 V	0 C	+ 70 C	DS17287	Through Hole	Tube
Real Time Clock w/242x8 NVSRAM Alarm Wake-up BQ3285ES Texas Instruments 1: £13.72 85In Stock End of Life	Mfr. Part No. BQ3285ES Mouser Part No 595-BQ3285ES End of Life	Texas Instruments	Real Time Clock w/242x8 NVSRAM Alarm Wake-up	Datasheet	85In Stock	£13.72 £10.89 £10.16 £9.38 View £8.95 £8.78 Quote	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-24		4.5 V	5.5 V	0 C	+ 70 C	BQ3285E	SMD/SMT	Tube
Real Time Clock I C RTC with Trickle Charger DS1340U-18+ Analog Devices / Maxim Integrated 1: £5.76 259In Stock	Mfr. Part No. DS1340U-18+ Mouser Part No 700-DS1340U-18	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	259In Stock	£5.76 £4.44 £3.98 £3.75	Min.: 1 Mult.: 1 Max.: 207	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	uSOP-8	Backup Switching	1.71 V	1.89 V	- 40 C	+ 85 C	DS1340U	SMD/SMT	Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1746W-120IND+ Analog Devices / Maxim Integrated 1: £57.31 23In Stock	Mfr. Part No. DS1746W-120IND+ Mouser Part No 700-DS1746W-120IND	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	23In Stock	£57.31 £47.34 £44.72 £42.56	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	2.97 V	3.63 V	- 40 C	+ 85 C	DS1746W	Through Hole	Tube
Real Time Clock I C RTC with 56-Byte NV RAM DS1338U-3+ Analog Devices / Maxim Integrated 1: £4.98 119In Stock	Mfr. Part No. DS1338U-3+ Mouser Part No 700-DS1338U-3	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	119In Stock	£4.98 £3.82 £3.25 £3.20	Min.: 1 Mult.: 1 Max.: 215	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-8	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1338U	SMD/SMT	Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1746WP-120IND+ Analog Devices / Maxim Integrated 1: £40.02 20In Stock	Mfr. Part No. DS1746WP-120IND+ Mouser Part No 700-DS1746WP-120IND	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	20In Stock	£40.02 £39.13 £39.01	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PowerCap Module-34	Backup Switching	2.97 V	3.63 V	- 40 C	+ 85 C	DS1746WP	SMD/SMT	Tray
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1747W-120+ Analog Devices / Maxim Integrated 1: £61.86 21In Stock	Mfr. Part No. DS1747W-120+ Mouser Part No 700-DS1747W-120	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	21In Stock	£61.86 £51.51 £48.50 £45.81 Quote Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	2.97 V	3.63 V	0 C	+ 70 C	DS1747W	Through Hole	Tube
Real Time Clock Low-Current SPI/3-Wire RTCs DS1343E-33+ Analog Devices / Maxim Integrated 1: £6.14 155In Stock	Mfr. Part No. DS1343E-33+ Mouser Part No 700-DS1343E-33+	Analog Devices / Maxim Integrated	Real Time Clock Low-Current SPI/3-Wire RTCs Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	155In Stock	£6.14 £4.73 £4.37 £3.99	Min.: 1 Mult.: 1 Max.: 124	Serial 3-Wire, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-20	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1343E	SMD/SMT	Tube
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi DS1556-70+ Analog Devices / Maxim Integrated 1: £62.06 16In Stock	Mfr. Part No. DS1556-70+ Mouser Part No 700-DS1556-70	Analog Devices / Maxim Integrated	Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi	Datasheet	16In Stock	£62.06 £51.68 £48.65 £45.96 View Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	DS1556	Through Hole	Tube
Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012 AB-RTC-XPA-32.768KHZ-2-T1 ABRACON 1: £2.18 800In Stock New Product	Mfr. Part No. AB-RTC-XPA-32.768KHZ-2-T1 Mouser Part No 815-AB-XPA-32768K2T1 New Product	ABRACON	Real Time Clock AECQ-200 IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012 Learn More about ABRACON ultra low power rtc modules	Datasheet	800In Stock	Cut Tape £2.18 £1.63 £1.48 £1.34 Reel £1.17 View £1.26 £1.23 £1.13 £1.11 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C			DFN-8	Integrated Battery	900 mV	5.5 V	- 40 C	+ 85 C	AB-RTC-XPA-32.768kHz-2	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215 AB-RTC-XL-32.768KHZ-2-T1 ABRACON 1: £2.19 852In Stock New Product	Mfr. Part No. AB-RTC-XL-32.768KHZ-2-T1 Mouser Part No 815-RTCXL32768KHZ2T1 New Product	ABRACON	Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 3215 Learn More about ABRACON ab rtc xl low power rtcs	Datasheet	852In Stock	Cut Tape £2.19 £1.63 £1.49 £1.34 Reel £1.20 View £1.27 £1.24 £1.15 £1.13 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C		HH:MM:SS (24 hr)	SON-8	No Backup Switching	900 mV	5.5 V	- 40 C	+ 85 C	AB-RTC-XL	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012 AB-RTC-XP-32.768KHZ-2-T1 ABRACON 1: £2.10 800In Stock New Product	Mfr. Part No. AB-RTC-XP-32.768KHZ-2-T1 Mouser Part No 815-XP32762T1 New Product	ABRACON	Real Time Clock IC RTC Ultra small Low Power CLK/CALENDAR I2C MODULE 2012 Learn More about ABRACON ultra low power rtc modules	Datasheet	800In Stock	Cut Tape £2.10 £1.57 £1.43 £1.28 Reel £1.13 View £1.21 £1.19 £1.09 £1.07 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C			DFN-8	Integrated Battery	900 mV	5.5 V	- 40 C	+ 85 C	AB-RTC-XP-32.768kHz-2	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep DS1554P-70+ Analog Devices / Maxim Integrated 1: £25.66 37In Stock	Mfr. Part No. DS1554P-70+ Mouser Part No 700-DS1554P-70	Analog Devices / Maxim Integrated	Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep	Datasheet	37In Stock	£25.66 £25.09 £25.01	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	PowerCap Module-34	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1554P	SMD/SMT	Tray
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi DS1556W-120IND+ Analog Devices / Maxim Integrated 1: £58.61 14In Stock	Mfr. Part No. DS1556W-120IND+ Mouser Part No 700-DS1556W-120IND	Analog Devices / Maxim Integrated	Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi	Datasheet	14In Stock	£58.61 £48.82 £45.95 £43.41 View Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-32	Integrated Battery	2.97 V	3.63 V	- 40 C	+ 85 C	DS1556W	Through Hole	Tube
Real Time Clock 3V/5V Real-Time Clocks DS17487-5+ Analog Devices / Maxim Integrated 1: £27.37 49In Stock	Mfr. Part No. DS17487-5+ Mouser Part No 700-DS17487-5	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clocks	Datasheet	49In Stock	£27.37 £22.17 £20.84 £19.98 View £18.74 £18.73	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	EDIP-24	Integrated Battery	4.5 V	5.5 V	0 C	+ 70 C	DS17487	Through Hole	Tube