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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 64 x 8, Serial, I C Real-Time Clock DS1307Z+ Analog Devices / Maxim Integrated 1: £4.28 2,300In Stock	Mfr. Part No. DS1307Z+ Mouser Part No 700-DS1307Z	Analog Devices / Maxim Integrated	Real Time Clock 64 x 8, Serial, I C Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1307	Datasheet	2,300In Stock	£4.28 £3.27 £3.02 £2.72 View £2.58 £2.51 £2.46 £2.44	Min.: 1 Mult.: 1	I2C	YY-MM-DD	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1307Z	SMD/SMT	Tube
Real Time Clock 64 x 8, Serial, I C Real-Time Clock DS1307ZN+ Analog Devices / Maxim Integrated 1: £4.80 427In Stock	Mfr. Part No. DS1307ZN+ Mouser Part No 700-DS1307ZN	Analog Devices / Maxim Integrated	Real Time Clock 64 x 8, Serial, I C Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1307	Datasheet	427In Stock	£4.80 £3.68 £3.40 £2.88 View £2.85 £2.82 £2.78	Min.: 1 Mult.: 1	I2C	YY-MM-DD	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1307ZN	SMD/SMT	Tube
Real Time Clock Phantom Time Chip DS1315E-5+ Analog Devices / Maxim Integrated 1: £28.42 16In Stock	Mfr. Part No. DS1315E-5+ Mouser Part No 700-DS1315E-5	Analog Devices / Maxim Integrated	Real Time Clock Phantom Time Chip	Datasheet	16In Stock	£28.42 £23.00 £21.65 £20.75 View £19.45 Quote	Min.: 1 Mult.: 1	Phantom Clock	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-20	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1315E	SMD/SMT	Tube
Real Time Clock Phantom Time Chip DS1315S-5+ Analog Devices / Maxim Integrated 1: £28.28 96In Stock	Mfr. Part No. DS1315S-5+ Mouser Part No 700-DS1315S-5	Analog Devices / Maxim Integrated	Real Time Clock Phantom Time Chip	Datasheet	96In Stock	£28.28 £22.89 £21.21 £19.95 View £19.11 £19.06 Quote	Min.: 1 Mult.: 1	Phantom Clock	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-16	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1315S	SMD/SMT	Tube
Real Time Clock I C Serial Real-Time Clock DS1337C# Analog Devices / Maxim Integrated 1: £7.79 96In Stock	Mfr. Part No. DS1337C# Mouser Part No 700-DS1337C#	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock	Datasheet	96In Stock	£7.79 £6.06 £5.62 £5.14 View £4.75 £4.64 £4.51 Quote	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-16	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	DS1337C	SMD/SMT	Tube
Real Time Clock I C RTC with 56-Byte NV RAM DS1338C-3# Analog Devices / Maxim Integrated 1: £8.93 51In Stock	Mfr. Part No. DS1338C-3# Mouser Part No 700-DS1338C-3#-	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	51In Stock	£8.93 £6.97 £6.48 £5.94 View £5.64 £5.53 £5.39 Quote	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-16	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1338C	SMD/SMT	Tube
Real Time Clock I C RTC with 56-Byte NV RAM DS1338C-33# Analog Devices / Maxim Integrated 1: £5.18 766In Stock	Mfr. Part No. DS1338C-33# Mouser Part No 700-DS1338C-33#	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	766In Stock	£5.18 £5.07 £5.05	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-16	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1338C	SMD/SMT	Tube
Real Time Clock I C RTC with 56-Byte NV RAM DS1338Z-18+ Analog Devices / Maxim Integrated 1: £4.98 1,664In Stock	Mfr. Part No. DS1338Z-18+ Mouser Part No 700-DS1338Z-18	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	1,664In Stock	£4.98 £3.82 £3.53 £2.99 View £2.96 £2.92 £2.89	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.71 V	5.5 V	- 40 C	+ 85 C	DS1338Z	SMD/SMT	Tube
Real Time Clock I C Serial Real-Time Clock DS1339C-33# Analog Devices / Maxim Integrated 1: £9.89 246In Stock	Mfr. Part No. DS1339C-33# Mouser Part No 700-DS1339C-33#	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock	Datasheet	246In Stock	£9.89 £7.75 £7.21 £6.63 View £6.56 £6.17 £6.03 Quote	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SO-16	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1339C	SMD/SMT	Tube
Real Time Clock I C Serial Real-Time Clock DS1339U-33+ Analog Devices / Maxim Integrated 1: £5.28 816In Stock	Mfr. Part No. DS1339U-33+ Mouser Part No 700-DS1339U-33	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim hvac solutions	Datasheet	816In Stock	£5.28 £4.05 £3.44 £3.40 View £3.24 £3.13 £3.10 £3.06	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	Tube
Real Time Clock I C RTC with Trickle Charger DS1340C-18# Analog Devices / Maxim Integrated 1: £9.34 64In Stock	Mfr. Part No. DS1340C-18# Mouser Part No 700-DS1340C-18#-	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger	Datasheet	64In Stock	£9.34 £7.31 £6.67 £6.19 View £5.93 £5.81 £5.67 Quote	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-16	Backup Switching	1.71 V	1.89 V	- 40 C	+ 85 C	DS1340C	SMD/SMT	Tube
Real Time Clock I C RTC with Trickle Charger DS1340Z-3+ Analog Devices / Maxim Integrated 1: £4.85 444In Stock	Mfr. Part No. DS1340Z-3+ Mouser Part No 700-DS1340Z-3	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	444In Stock	£4.85 £3.72 £3.44 £3.12 View £2.98 £2.88 £2.85 £2.82	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-8	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1340Z	SMD/SMT	Tube
Real Time Clock I C RTC with Trickle Charger DS1340Z-33+ Analog Devices / Maxim Integrated 1: £4.98 1,953In Stock	Mfr. Part No. DS1340Z-33+ Mouser Part No 700-DS1340Z-33	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	1,953In Stock	£4.98 £3.82 £3.53 £2.99 View £2.96 £2.92 £2.86 Quote	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-8	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1340Z	SMD/SMT	Tube
Real Time Clock Low-Current SPI/3-Wire RTCs DS1343D-33+ Analog Devices / Maxim Integrated 1: £6.18 132In Stock	Mfr. Part No. DS1343D-33+ Mouser Part No 700-DS1343D-33+	Analog Devices / Maxim Integrated	Real Time Clock Low-Current SPI/3-Wire RTCs Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	132In Stock	£6.18 £4.76 £4.41 £4.02	Min.: 1 Mult.: 1	Serial 3-Wire, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TDFN-EP-14	Backup Switching	3 V	5.5 V	- 40 C	+ 85 C	DS1343D	SMD/SMT	Tube
Real Time Clock Low-Current SPI/3-Wire RTCs DS1344E-3+ Analog Devices / Maxim Integrated 1: £3.40 53In Stock	Mfr. Part No. DS1344E-3+ Mouser Part No 700-DS1344E-3+	Analog Devices / Maxim Integrated	Real Time Clock Low-Current SPI/3-Wire RTCs Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	53In Stock	£3.40 £3.33 £3.32	Min.: 1 Mult.: 1	Serial 3-Wire, SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-20	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	DS1344E	SMD/SMT	Tube
Real Time Clock I C RTC/Supervisor with Trickle Charger DS1388Z-33+ Analog Devices / Maxim Integrated 1: £6.63 572In Stock	Mfr. Part No. DS1388Z-33+ Mouser Part No 700-DS1388Z-33	Analog Devices / Maxim Integrated	Real Time Clock I C RTC/Supervisor with Trickle Charger	Datasheet	572In Stock	£6.63 £5.13 £4.77 £4.05 View £4.03 £3.93 £3.73	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	2.97 V	3.63 V	- 40 C	+ 85 C	DS1388Z	SMD/SMT	Tube
Real Time Clock I C RTC/Supervisor with Trickle Charger DS1388Z-5+ Analog Devices / Maxim Integrated 1: £4.11 253In Stock	Mfr. Part No. DS1388Z-5+ Mouser Part No 700-DS1388Z-5	Analog Devices / Maxim Integrated	Real Time Clock I C RTC/Supervisor with Trickle Charger	Datasheet	253In Stock	£4.11 £4.02 £4.01	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1388Z	SMD/SMT	Tube
Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle DS1390U-18+ Analog Devices / Maxim Integrated 1: £4.51 82In Stock	Mfr. Part No. DS1390U-18+ Mouser Part No 700-DS1390U-18	Analog Devices / Maxim Integrated	Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle	Datasheet	82In Stock	£4.51 £3.46 £2.93 £2.91 View £2.76 £2.68 £2.65 £2.62 Quote	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-10	Backup Switching	1.71 V	1.89 V	- 40 C	+ 85 C	DS1390U	SMD/SMT	Tube
Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle DS1392U-33+ Analog Devices / Maxim Integrated 1: £5.76 124In Stock	Mfr. Part No. DS1392U-33+ Mouser Part No 700-DS1392U-33	Analog Devices / Maxim Integrated	Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle	Datasheet	124In Stock	£5.76 £4.44 £3.98 £3.75 View £3.47 £3.46 £3.36 £3.20	Min.: 1 Mult.: 1	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-10	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1392U	SMD/SMT	Tube
Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks DS1501WZ+ Analog Devices / Maxim Integrated 1: £14.13 36In Stock	Mfr. Part No. DS1501WZ+ Mouser Part No 700-DS1501WZ	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks	Datasheet	36In Stock	£14.13 £11.45 £9.73 £9.59 View £9.20 £9.04 Quote	Min.: 1 Mult.: 1	Parallel	YYYY-MM-DD	HH:MM:SS (24 hr)	SO-28		3 V	3.6 V	0 C	+ 70 C	DS1501WZ+	SMD/SMT	Tube
Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks DS1501YZN+ Analog Devices / Maxim Integrated 1: £17.15 360In Stock	Mfr. Part No. DS1501YZN+ Mouser Part No 700-DS1501YZN	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks	Datasheet	360In Stock	£17.15 £14.08 £11.97 £11.90 View £11.45 £11.06 Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-28	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1501YZN+	SMD/SMT	Tube
Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks DS1511W+ Analog Devices / Maxim Integrated 1: £29.74 49In Stock	Mfr. Part No. DS1511W+ Mouser Part No 700-DS1511W	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks	Datasheet	49In Stock	£29.74 £24.09 £22.65 £21.73 View £20.37 £20.36 Quote	Min.: 1 Mult.: 1	Parallel	YY-MM-DD-dd	HH:MM:SS (24 hr)	EDIP-28	Backup Switching	3 V	3.6 V	0 C	+ 70 C	DS1511W	Through Hole	Tube
Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep DS1554-70+ Analog Devices / Maxim Integrated 1: £41.33 17In Stock	Mfr. Part No. DS1554-70+ Mouser Part No 700-DS1554-70	Analog Devices / Maxim Integrated	Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep	Datasheet	17In Stock	£41.33 £33.79 £31.88 £31.00 View £28.17 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	DS1554	Through Hole	Tube
Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi DS1556-70IND+ Analog Devices / Maxim Integrated 1: £65.20 22In Stock	Mfr. Part No. DS1556-70IND+ Mouser Part No 700-DS1556-70IND	Analog Devices / Maxim Integrated	Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi	Datasheet	22In Stock	£65.20 £54.30 £51.11 £48.28 Quote 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	- 40 C	+ 85 C	DS1556	Through Hole	Tube
Real Time Clock I C 32-Bit Binary Counter RTC DS1672S-2+ Analog Devices / Maxim Integrated 1: £4.60 99In Stock	Mfr. Part No. DS1672S-2+ Mouser Part No 700-DS1672S-2	Analog Devices / Maxim Integrated	Real Time Clock I C 32-Bit Binary Counter RTC	Datasheet	99In Stock	£4.60 £3.53 £3.27 £2.76 View £2.73 £2.71 £2.67 Quote	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	Binary	Binary	SOIC-8	Backup Switching	1.8 V	2.2 V	- 40 C	+ 85 C	DS1672S	SMD/SMT	Tube