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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	Packaging
Real Time Clock I2CAL TIME CLK/CLNDR 8LD ISL1208IU8Z-T7A Renesas / Intersil 1: £3.82 2,869In Stock	Mfr. Part No. ISL1208IU8Z-T7A Mouser Part No 968-ISL1208IU8Z-T7A	Renesas / Intersil	Real Time Clock I2CAL TIME CLK/CLNDR 8LD	Datasheet	2,869In Stock	Cut Tape £3.82 £2.92 £2.68 £2.43 Reel £2.30 View £2.27 £2.13 £2.09 £2.07 MouseReel Available	Min.: 1 Mult.: 1 : 250	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	MSOP-8	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	ISL1208	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I2CAL TIME CLK/CLNDR 8LD ISL1208IU8Z-TK Renesas / Intersil 1: £2.71 3,502In Stock 3,000Expected 08/07/2027	Mfr. Part No. ISL1208IU8Z-TK Mouser Part No 968-ISL1208IU8Z-TK	Renesas / Intersil	Real Time Clock I2CAL TIME CLK/CLNDR 8LD	Datasheet	3,502In Stock 3,000Expected 08/07/2027	Cut Tape £2.71 £2.04 £1.88 £1.69 Reel £1.48 View £1.60 £1.55 £1.43 £1.41 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	MSOP-8	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	ISL1208	SMD/SMT	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: £2.66 90In Stock 1,000Expected 31/12/2026	Mfr. Part No. RV-4162-C7-32.768k-20PPM-TA-QA Mouser Part No 428-202471-MG01	Micro Crystal	Real Time Clock 32.768 kHz +/-20 PPM I2C -40/+85C	Datasheet	90In Stock 1,000Expected 31/12/2026	Cut Tape £2.66 £2.12 £1.99 £1.85 £1.78 Reel £1.51 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: £1.49 1,470In Stock	Mfr. Part No. RV-8063-C7-32.768KHZ-20PPM-TA-QC Mouser Part No 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	1,470In Stock	Cut Tape £1.49 £1.09 £0.986 £0.871 Reel £0.786 View £0.818 £0.797 £0.747 £0.733 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 I2C RTCC 64B SRAM No VBAT MCP7940MT-I/MNY Microchip Technology 1: £0.623 1,652In Stock 3,300Expected 21/12/2026	Mfr. Part No. MCP7940MT-I/MNY Mouser Part No 579-MCP7940MT-I/MNY	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	1,652In Stock 3,300Expected 21/12/2026	Cut Tape £0.623 £0.621 Reel £0.526 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TDFN-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I2C RTCC 64B SRAM No VBAT MCP7940MT-I/ST Microchip Technology 1: £0.563 215In Stock	Mfr. Part No. MCP7940MT-I/ST Mouser Part No 579-MCP7940MT-I/ST	Microchip Technology	Real Time Clock I2C RTCC 64B SRAM No VBAT Learn More about Microchip Technology microchip real time clocks	Datasheet	215In Stock	Cut Tape £0.563 Reel £0.478 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	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 64B SRAM EXT MCP7940NT-E/SN Microchip Technology 1: £0.743 842In Stock 3,300On Order	Mfr. Part No. MCP7940NT-E/SN Mouser Part No 579-MCP7940NT-E/SN	Microchip Technology	Real Time Clock I2C GP RTCC 64B SRAM EXT Learn More about Microchip Technology microchip real time clocks	Datasheet	842In Stock 3,300On Order	Cut Tape £0.743 £0.738 £0.736 £0.734 View Reel £0.635 £0.725 £0.723 £0.721 £0.635 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 125 C	MCP7940N	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID MCP79410T-I/ST Microchip Technology 1: £0.882 1,151In Stock 5,000Expected 18/01/2027	Mfr. Part No. MCP79410T-I/ST Mouser Part No 579-MCP79410T-I/ST	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM ID Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	1,151In Stock 5,000Expected 18/01/2027	Cut Tape £0.882 Reel £0.752 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	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 MCP79411T-I/MNY Microchip Technology 1: £0.986 18In Stock 13,200On Order	Mfr. Part No. MCP79411T-I/MNY Mouser Part No 579-MCP79411TIMNY	Microchip Technology	Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48 Learn More about Microchip Technology microchip mcp794xx calendars	Datasheet	18In Stock 13,200On Order On Order Ship Dates Mfr. No: MCP79411T-I/MNY Stock: 18 Can Dispatch Immediately On Order: 6,600 Expected 05/01/2027 6,600 Expected 18/01/2027 Factory Lead Time: 12 Weeks	Cut Tape £0.986 Reel £0.829 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	TDFN-8	Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C		SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Ultra-Low power 12C Real Time clock w/ p Analog Devices / Maxim Integrated MAX31331TETB+T MAX31331TETB+T Analog Devices / Maxim Integrated 1: £2.78 3,559In Stock	Mfr. Part No. MAX31331TETB+T Mouser Part No 700-MAX31331TETB+T	Analog Devices / Maxim Integrated	Real Time Clock Ultra-Low power 12C Real Time clock w/ p Learn More about Analog Devices / Maxim Integrated maxim max31331 real time clock	Datasheet	3,559In Stock	Cut Tape £2.78 £2.09 £1.91 £1.72 Reel £1.61 View £1.63 £1.61 £1.42 MouseReel Available	Min.: 1 Mult.: 1 : 2,500												Reel, Cut Tape, MouseReel
Real Time Clock Trickle-Charge Timekeeping Chip DS1302SN+T&R Analog Devices / Maxim Integrated 1: £4.77 937In Stock	Mfr. Part No. DS1302SN+T&R Mouser Part No 700-DS1302SNT&R	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	937In Stock	Cut Tape £4.77 £3.65 £3.36 £3.06 View £2.91 £2.84 £2.82 £2.72 Quote MouseReel Available	Min.: 1 Mult.: 1	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1302SN	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Trickle-Charge Timekeeping Chip DS1302ZN+T&R Analog Devices / Maxim Integrated 1: £4.82 1,430In Stock	Mfr. Part No. DS1302ZN+T&R Mouser Part No 700-DS1302ZNT&R	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	1,430In Stock	Cut Tape £4.82 £3.69 £3.41 £3.11 £3.05 £2.61 MouseReel Available	Min.: 1 Mult.: 1	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1302ZN	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Trickle-Charge Timekeeping Chip DS1302Z+T&R Analog Devices / Maxim Integrated 1: £4.17 1,315In Stock	Mfr. Part No. DS1302Z+T&R Mouser Part No 700-DS1302ZT&R	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	1,315In Stock	Cut Tape £4.17 £3.25 £3.01 £2.75 £2.72 £2.39 MouseReel Available	Min.: 1 Mult.: 1	Serial 3-Wire	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2 V	5.5 V	0 C	+ 70 C	DS1302Z	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial Alarm Real-Time Clock DS1305EN+T&R Analog Devices / Maxim Integrated 1: £7.49 795In Stock	Mfr. Part No. DS1305EN+T&R Mouser Part No 700-DS1305ENT&R	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	795In Stock	Cut Tape £7.49 £6.21 £5.77 £5.29 View £5.02 £4.92 £4.81 £4.55 MouseReel Available	Min.: 1 Mult.: 1	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	TSSOP-20	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1305EN	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Serial Alarm Real-Time Clock DS1306EN+T&R Analog Devices / Maxim Integrated 1: £7.16 1,910In Stock	Mfr. Part No. DS1306EN+T&R Mouser Part No 700-DS1306ENT&R	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	1,910In Stock	Cut Tape £7.16 £5.57 £5.09 £4.70 £4.58 £4.02 MouseReel Available	Min.: 1 Mult.: 1	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	TSSOP-20	Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1306EN	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Low-Current I C RTC with 56-Byte NV RAM DS1308U-18+T Analog Devices / Maxim Integrated 1: £4.66 439In Stock	Mfr. Part No. DS1308U-18+T Mouser Part No 700-DS1308U-18+T	Analog Devices / Maxim Integrated	Real Time Clock Low-Current I C RTC with 56-Byte NV RAM Learn More about Analog Devices / Maxim Integrated maxim ds1308	Datasheet	439In Stock	Cut Tape £4.66 £3.57 £3.30 £3.00 View £2.86 £2.78 £2.74 £2.71 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	1.71 V	5.5 V	- 40 C	+ 85 C	DS1308U	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C Serial Real-Time Clock DS1337U+T&R Analog Devices / Maxim Integrated 1: £3.77 959In Stock	Mfr. Part No. DS1337U+T&R Mouser Part No 700-DS1337UT&R	Analog Devices / Maxim Integrated	Real Time Clock I C Serial Real-Time Clock Learn More about Analog Devices / Maxim Integrated maxim ds1337 rtc	Datasheet	959In Stock	Cut Tape £3.77 £2.85 £2.61 £2.36 View £2.23 £2.22 £1.89 MouseReel Available	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	DS1337U	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with 56-Byte NV RAM DS1338Z-3+T&R Analog Devices / Maxim Integrated 1: £4.98 857In Stock	Mfr. Part No. DS1338Z-3+T&R Mouser Part No 700-DS1338Z-3T&R	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	857In Stock	Cut Tape £4.98 £3.82 £3.52 £3.20 View £3.05 £2.96 £2.92 £2.89 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C		HH:MM:SS (24 hr)	SOIC-8		2.7 V	3.3 V	- 40 C	+ 85 C	DS1338Z	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with Trickle Charger DS1340C-33#T&R Analog Devices / Maxim Integrated 1: £8.49 745In Stock	Mfr. Part No. DS1340C-33#T&R Mouser Part No 700-DS1340C-33#T&R-	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	745In Stock	Cut Tape £8.49 £6.63 £6.17 £5.66 £5.09 View £5.42 £5.36 £4.94 MouseReel Available	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-16	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1340C	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with Trickle Charger DS1340Z-33+T&R Analog Devices / Maxim Integrated 1: £4.98 2,053In Stock	Mfr. Part No. DS1340Z-33+T&R Mouser Part No 700-DS1340Z-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with Trickle Charger Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	2,053In Stock	Cut Tape £4.98 £3.82 £3.53 £3.21 View £3.06 £2.97 £2.93 £2.89 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	SOIC-8	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1340Z	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Low-Current I C RTCs for High-ESR Crystals DS1341T+T&R Analog Devices / Maxim Integrated 1: £1.88 156In Stock	Mfr. Part No. DS1341T+T&R Mouser Part No 700-DS1341T+T&R	Analog Devices / Maxim Integrated	Real Time Clock Low-Current I C RTCs for High-ESR Crystals Learn More about Analog Devices / Maxim Integrated maxim ds134x	Datasheet	156In Stock	Cut Tape £1.88 £1.83 £1.82 £1.82 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TDFN-EP-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	DS1341T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Low-Current I C RTCs for High-ESR Crystals DS1342T+T&R Analog Devices / Maxim Integrated 1: £4.14 176In Stock	Mfr. Part No. DS1342T+T&R Mouser Part No 700-DS1342T+T&R	Analog Devices / Maxim Integrated	Real Time Clock Low-Current I C RTCs for High-ESR Crystals Learn More about Analog Devices / Maxim Integrated maxim ds134x	Datasheet	176In Stock	Cut Tape £4.14 £3.15 £2.91 £2.64 £2.58 £2.20 MouseReel Available	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TDFN-EP-8	No Backup Switching	1.8 V	5.5 V	- 40 C	+ 85 C	DS1342T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Low-Current SPI/3-Wire RTCs DS1344D-33+T&R Analog Devices / Maxim Integrated 1: £3.40 917In Stock	Mfr. Part No. DS1344D-33+T&R Mouser Part No 700-DS1344D-33+T&R	Analog Devices / Maxim Integrated	Real Time Clock Low-Current SPI/3-Wire RTCs Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	917In Stock	Cut Tape £3.40 £3.33 £3.32 £3.32 MouseReel Available	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	DS1344D	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Low-Current, SPI-Compatible Real-Time Cl DS1347T+T&R Analog Devices / Maxim Integrated 1: £4.30 1,184In Stock	Mfr. Part No. DS1347T+T&R Mouser Part No 700-DS1347T+T&R	Analog Devices / Maxim Integrated	Real Time Clock Low-Current, SPI-Compatible Real-Time Cl Learn More about Analog Devices / Maxim Integrated maximds1343	Datasheet	1,184In Stock	Cut Tape £4.30 £3.28 £3.02 £2.74 £2.69 £2.28 MouseReel Available	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TDFN-EP-8	No Backup Switching	2 V	5.5 V	- 40 C	+ 85 C	DS1347T	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock DS1371U+T&R Analog Devices / Maxim Integrated 1: £4.13 1,004In Stock	Mfr. Part No. DS1371U+T&R Mouser Part No 700-DS1371UT&R	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock	Datasheet	1,004In Stock	Cut Tape £4.13 £3.14 £2.91 £2.64 View £2.51 £2.44 £2.33 Quote MouseReel Available	Min.: 1 Mult.: 1	I2C	Binary	Binary	uSOP-8	No Backup Switching	1.7 V	5.5 V	- 40 C	+ 85 C	DS1371U	SMD/SMT	Reel, Cut Tape, MouseReel