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Real Time Clock

Real Time Clocks are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many real time clock manufacturers including Analog Devices, Epson, Microchip, Micro Crystal, NXP, Renesas Electronics, STMicroelectronics & more.
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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) 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 Real-Time Clocks DS12885S+T&R Analog Devices / Maxim Integrated 1: Rp157.592,14 481In Stock	Mfr. Part No. DS12885S+T&R Mouser Part No 700-DS12885ST&R	Analog Devices / Maxim Integrated	Real Time Clock Real-Time Clocks	Datasheet	481In Stock	Cut Tape Rp157.592,14 Rp154.106,40 Rp150.804,12 Rp147.685,30 View Rp145.483,78 Rp143.282,26 Rp141.080,74 Quote MouseReel Available	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS (24 hr)	SO-24		4.5 V	5.5 V	0 C	+ 70 C	DS12885S	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Trickle-Charge Timekeeping Chip DS1302S+ Analog Devices / Maxim Integrated 1: Rp110.259,46 439In Stock	Mfr. Part No. DS1302S+ Mouser Part No 700-DS1302S	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	439In Stock	Rp110.259,46 Rp84.575,06 Rp78.153,96 Rp70.999,02 View Rp67.513,28 Rp65.495,22 Rp64.761,38 Rp64.027,54	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	+ 70 C	DS1302S	SMD/SMT		Tube
Real Time Clock Trickle-Charge Timekeeping Chip DS1302SN+ Analog Devices / Maxim Integrated 1: Rp65.678,68 531In Stock	Mfr. Part No. DS1302SN+ Mouser Part No 700-DS1302SN	Analog Devices / Maxim Integrated	Real Time Clock Trickle-Charge Timekeeping Chip Learn More about Analog Devices / Maxim Integrated maxim ds1302 timekeeping chip	Datasheet	531In Stock	Rp65.678,68 Rp64.211,00 Rp62.743,32 Rp61.459,10 View Rp60.541,80 Rp59.624,50 Rp58.707,20 Rp57.973,36	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		Tube
Real Time Clock Serial Alarm Real-Time Clock DS1305E+T&R Analog Devices / Maxim Integrated 1: Rp178.139,66 2.609In Stock	Mfr. Part No. DS1305E+T&R Mouser Part No 700-DS1305ET&R	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	2.609In Stock	Cut Tape Rp178.139,66 Rp138.695,76 Rp128.788,92 Rp117.964,78 Rp113.378,28 Reel Rp98.151,10 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	TSSOP-20	Backup Switching	2 V	5.5 V	0 C	+ 70 C	DS1305E	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Serial Alarm Real-Time Clock DS1306N+ Analog Devices / Maxim Integrated 1: Rp242.350,66 185In Stock	Mfr. Part No. DS1306N+ Mouser Part No 700-DS1306N	Analog Devices / Maxim Integrated	Real Time Clock Serial Alarm Real-Time Clock	Datasheet	185In Stock	Rp242.350,66 Rp189.697,64 Rp176.488,52 Rp161.995,18 View Rp157.592,14 Rp150.987,58 Rp147.685,30 Quote	Min.: 1 Mult.: 1	Serial 3-Wire, SPI	YY-MM-DD	HH:MM:SS (24 hr)	DIP-16	Backup Switching	2 V	5.5 V	0 C	+ 70 C	DS1306N	Through Hole		Tube
Real Time Clock 64 x 8, Serial, I C Real-Time Clock DS1307N+ Analog Devices / Maxim Integrated 1: Rp143.282,26 364In Stock	Mfr. Part No. DS1307N+ Mouser Part No 700-DS1307N	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	364In Stock	Rp143.282,26 Rp110.626,38 Rp99.985,70 Rp93.381,14 View Rp87.693,88 Rp86.409,66 Rp84.024,68 Rp81.823,16	Min.: 1 Mult.: 1	I2C	YY-MM-DD	HH:MM:SS:hh (12 hr, 24 hr)	PDIP-8	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1307N	Through Hole		Tube
Real Time Clock 64 x 8, Serial, I C Real-Time Clock DS1307Z+T&R Analog Devices / Maxim Integrated 1: Rp107.324,10 10.003In Stock	Mfr. Part No. DS1307Z+T&R Mouser Part No 700-DS1307ZT&R	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	10.003In Stock	Cut Tape Rp107.324,10 Rp81.823,16 Rp75.402,06 Rp68.430,58 Rp67.146,36 Reel Rp56.872,60 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	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		Reel, Cut Tape, MouseReel
Real Time Clock I C RTC with 56-Byte NV RAM DS1338C-33#T&R Analog Devices / Maxim Integrated 1: Rp211.712,84 1.265In Stock	Mfr. Part No. DS1338C-33#T&R Mouser Part No 700-DS1338C-33#T&R-	Analog Devices / Maxim Integrated	Real Time Clock I C RTC with 56-Byte NV RAM	Datasheet	1.265In Stock	Cut Tape Rp211.712,84 Rp165.297,46 Rp153.739,48 Rp140.897,28 Rp138.879,22 Reel Rp117.781,32 MouseReel Available	Min.: 1 Mult.: 1 : 1.000	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		Reel, Cut Tape, MouseReel
Real Time Clock Low-Current I C RTCs for High-ESR Crystals DS1342U+ Analog Devices / Maxim Integrated 1: Rp48.249,98 1.063In Stock	Mfr. Part No. DS1342U+ Mouser Part No 700-DS1342U	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	1.063In Stock	Rp48.249,98 Rp47.149,22 Rp46.231,92 Rp45.314,62 View Rp44.580,78 Rp43.846,94 Rp43.296,56 Rp42.562,72	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	DS1342U	SMD/SMT		Tube
Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock DS1371U+ Analog Devices / Maxim Integrated 1: Rp87.877,34 2.094In Stock	Mfr. Part No. DS1371U+ Mouser Part No 700-DS1371U	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit Binary Counter Watchdog Clock	Datasheet	2.094In Stock	Rp87.877,34 Rp75.218,60 Rp63.844,08 Rp62.376,40 View Rp60.358,34 Rp59.624,50 Rp59.074,12 Quote	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		Tube
Real Time Clock I C RTC/Supervisor with Trickle Charger DS1388Z-33+T&R Analog Devices / Maxim Integrated 1: Rp158.142,52 2.731In Stock	Mfr. Part No. DS1388Z-33+T&R Mouser Part No 700-DS1388Z-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C RTC/Supervisor with Trickle Charger	Datasheet	2.731In Stock	Cut Tape Rp158.142,52 Rp122.000,90 Rp113.011,36 Rp103.287,98 View Reel Rp89.161,56 Rp97.050,34 Rp96.866,88 Rp95.215,74 Rp89.161,56 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2.500	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		Reel, Cut Tape, MouseReel
Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle DS1390U-3+ Analog Devices / Maxim Integrated 1: Rp67.880,20 365In Stock	Mfr. Part No. DS1390U-3+ Mouser Part No 700-DS1390U-3	Analog Devices / Maxim Integrated	Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle	Datasheet	365In Stock	Rp67.880,20 Rp66.412,52 Rp64.944,84 Rp63.660,62 View Rp62.559,86 Rp61.642,56 Rp60.725,26 Rp59.807,96	Min.: 1 Mult.: 1	SPI	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	uSOP-10	Backup Switching	2.7 V	3.3 V	- 40 C	+ 85 C	DS1390U	SMD/SMT		Tube
Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle DS1394U-33+T&R Analog Devices / Maxim Integrated 1: Rp118.882,08 3.917In Stock	Mfr. Part No. DS1394U-33+T&R Mouser Part No 700-DS1394U-33T&R	Analog Devices / Maxim Integrated	Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle	Datasheet	3.917In Stock	Cut Tape Rp118.882,08 Rp90.996,16 Rp84.208,14 Rp76.502,82 View Reel Rp67.880,20 Rp72.833,62 Rp71.549,40 Rp71.182,48 Rp67.880,20 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	Serial 3-Wire, SPI	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	DS1394U	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock I C 32-Bit Binary Counter RTC DS1672S-33+T&R Analog Devices / Maxim Integrated 1: Rp103.654,90 3.080In Stock	Mfr. Part No. DS1672S-33+T&R Mouser Part No 700-DS1672S-33T&R	Analog Devices / Maxim Integrated	Real Time Clock I C 32-Bit Binary Counter RTC	Datasheet	3.080In Stock	Cut Tape Rp103.654,90 Rp79.071,26 Rp72.833,62 Rp65.862,14 View Reel Rp61.459,10 Rp62.926,78 Rp61.459,10 Rp61.459,10 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	Binary	Binary	SOIC-8	Backup Switching	2.97 V	3.63 V	- 40 C	+ 85 C	DS1672S	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Total-Elapsed-Time Recorder with Alarm DS1682S+T&R Analog Devices / Maxim Integrated 1: Rp173.553,16 9.425In Stock	Mfr. Part No. DS1682S+T&R Mouser Part No 700-DS1682ST&R	Analog Devices / Maxim Integrated	Real Time Clock Total-Elapsed-Time Recorder with Alarm	Datasheet	9.425In Stock	Cut Tape Rp173.553,16 Rp135.210,02 Rp125.303,18 Rp114.845,96 Rp111.910,60 Reel Rp98.334,56 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire	Binary	Binary	SOIC-8	No Backup Switching	2.5 V	5.5 V	- 40 C	+ 85 C	DS1682	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock TOTAL-ELAPSED-TIME RECORDER WITH AL T&R DS1683S+T&R Analog Devices / Maxim Integrated 1: Rp146.217,62 4.911In Stock	Mfr. Part No. DS1683S+T&R Mouser Part No 700-DS1683S+T&R	Analog Devices / Maxim Integrated	Real Time Clock TOTAL-ELAPSED-TIME RECORDER WITH AL T&R	Datasheet	4.911In Stock	Cut Tape Rp146.217,62 Rp112.827,90 Rp104.388,74 Rp95.215,74 Rp91.179,62 Reel Rp78.337,42 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	Binary	Binary	SO-8	No Backup Switching	2.5 V	5.5 V	- 40 C	+ 85 C	DS1683	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1746W-120+ Analog Devices / Maxim Integrated 1: Rp1.267.525,14 110In Stock	Mfr. Part No. DS1746W-120+ Mouser Part No 700-DS1746W-120	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	110In Stock	Rp1.267.525,14 Rp1.047.006,22 Rp991.601,30 Rp979.309,48 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	0 C	+ 70 C	DS1746W	Through Hole		Tube
Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R DS1747-70+ Analog Devices / Maxim Integrated 1: Rp1.599.954,66 285In Stock	Mfr. Part No. DS1747-70+ Mouser Part No 700-DS1747-70	Analog Devices / Maxim Integrated	Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R	Datasheet	285In Stock	Rp1.599.954,66 Rp1.332.103,06 Rp1.254.132,56 Rp1.184.601,22 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	DS1747	Through Hole		Tube
Real Time Clock 1-Wire Time Chip With Interrupt DS2417P+T&R Analog Devices / Maxim Integrated 1: Rp90.262,32 5.365In Stock	Mfr. Part No. DS2417P+T&R Mouser Part No 700-DS2417PT&R	Analog Devices / Maxim Integrated	Real Time Clock 1-Wire Time Chip With Interrupt	Datasheet	5.365In Stock	Cut Tape Rp90.262,32 Rp68.797,50 Rp63.477,16 Rp57.422,98 View Reel Rp51.552,26 Rp54.671,08 Rp53.019,94 Rp52.286,10 Rp51.735,72 Rp51.552,26 MouseReel Available	Min.: 1 Mult.: 1 : 4.000	Serial 1-Wire	Binary	Binary		Backup Switching	2.5 V	5.5 V	- 40 C	+ 85 C	DS2417P	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 5ppm, I C Real-Time Clock with SRAM DS3232MZ/V+ Analog Devices / Maxim Integrated 1: Rp248.221,38 179In Stock	Mfr. Part No. DS3232MZ/V+ Mouser Part No 700-DS3232MZ/V+	Analog Devices / Maxim Integrated	Real Time Clock 5ppm, I C Real-Time Clock with SRAM	Datasheet	179In Stock	Rp248.221,38 Rp195.201,44 Rp165.847,84 Rp158.509,44 View Rp150.070,28 Rp147.685,30 Quote	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOIC-8	Backup Switching	2.3 V	4.5 V	- 40 C	+ 85 C	DS3232MZ	SMD/SMT	AEC-Q100	Tube
Real Time Clock Low Current Real Time Clock with I2C Int MAX31341BEWC+T Analog Devices / Maxim Integrated 1: Rp55.955,30 5.281In Stock	Mfr. Part No. MAX31341BEWC+T Mouser Part No 700-MAX31341BEWC+T	Analog Devices / Maxim Integrated	Real Time Clock Low Current Real Time Clock with I2C Int Learn More about Analog Devices / Maxim Integrated maxim max31341b clock	Datasheet	5.281In Stock	Cut Tape Rp55.955,30 Rp41.828,88 Rp38.343,14 Rp34.307,02 View Reel Rp29.353,60 Rp32.472,42 Rp31.555,12 Rp30.637,82 Rp29.353,60 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)		Backup Switching	1.6 V	3.6 V	- 40 C	+ 85 C	MAX31341	SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock 5ppm, I2C Real-Time Clock with Integrated MEMS Oscillator MAX31343ETAY+T Analog Devices / Maxim Integrated 1: Rp133.558,88 2.997In Stock	Mfr. Part No. MAX31343ETAY+T Mouser Part No 700-MAX31343ETAY+T	Analog Devices / Maxim Integrated	Real Time Clock 5ppm, I2C Real-Time Clock with Integrated MEMS Oscillator	Datasheet	2.997In Stock	Cut Tape Rp133.558,88 Rp102.554,14 Rp94.848,82 Rp86.593,12 View Reel Rp82.557,00 Rp82.557,00 Rp82.557,00 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2.500	Serial 2-Wire, I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	TDFN-8	Backup Switching	1.6 V	5.5 V	- 40 C	+ 85 C		SMD/SMT		Reel, Cut Tape, MouseReel
Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN AM0805AQ Ambiq 1: Rp12.475,28 2.609In Stock	Mfr. Part No. AM0805AQ Mouser Part No 222-AM0805AQ	Ambiq	Real Time Clock Real-Time Clock I2C Interface Integrated Circuit, -40 to +85 C, 16-pin QFN Learn More about Ambiq artasie am08x5 clocks	Datasheet	2.609In Stock	Rp12.475,28	Min.: 1 Mult.: 1										Artasie I2C
Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN AM1805AQ Ambiq 1: Rp13.759,50 1.527In Stock 15.000Expected 08/01/2027	Mfr. Part No. AM1805AQ Mouser Part No 222-AM1805AQ	Ambiq	Real Time Clock Real-Time Clock I2C interface with power management, -40 to +85 C, 16-pin QFN Learn More about Ambiq am18x5 rtcs	Datasheet	1.527In Stock 15.000Expected 08/01/2027	Rp13.759,50	Min.: 1 Mult.: 1										Artasie I2C w/ Power Management
Real Time Clock Serial 512 (64x8) M41ST85WMH6F STMicroelectronics 1: Rp190.248,02 565In Stock	Mfr. Part No. M41ST85WMH6F Mouser Part No 511-M41ST85WMH6F	STMicroelectronics	Real Time Clock Serial 512 (64x8)	Datasheet	565In Stock	Cut Tape Rp190.248,02 Rp148.419,14 Rp137.961,92 Rp126.403,94 Reel Rp112.460,98 View Rp120.533,22 Rp116.497,10 Rp109.709,08 Quote MouseReel Available	Min.: 1 Mult.: 1 : 936	Serial	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	SOH-28	Backup Switching	2.7 V	3.6 V	- 40 C	+ 85 C	M41ST85W	SMD/SMT		Reel, Cut Tape, MouseReel