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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	Packaging
Real Time Clock Low-Current I C RTCs for High-ESR Crystals DS1342T+T&R Analog Devices / Maxim Integrated 1: Rp101.086,46 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 Rp101.086,46 Rp77.053,20 Rp70.999,02 Rp64.394,46 Rp63.110,24 Rp53.570,32 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 DS1343D-33+ Analog Devices / Maxim Integrated 1: Rp150.987,58 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	Rp150.987,58 Rp116.313,64 Rp107.691,02 Rp98.334,56 View Rp90.996,16 Rp88.060,80 Rp83.841,22	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 DS1344D-33+T&R Analog Devices / Maxim Integrated 1: Rp83.290,84 942In 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	942In Stock	Cut Tape Rp83.290,84 Rp81.456,24 Rp79.621,64 Rp77.970,50 View Rp76.869,74 Rp75.768,98 Rp74.484,76 Rp73.384,00 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/3-Wire RTCs DS1344E-3+ Analog Devices / Maxim Integrated 1: Rp83.290,84 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	Rp83.290,84 Rp81.456,24 Rp79.621,64 Rp77.970,50 View Rp76.869,74 Rp75.768,98 Rp74.484,76 Rp73.384,00	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 Low-Current, SPI-Compatible Real-Time Cl DS1347T+T&R Analog Devices / Maxim Integrated 1: Rp105.122,58 1.190In 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	1.190In Stock	Cut Tape Rp105.122,58 Rp80.172,02 Rp73.750,92 Rp66.962,90 Rp65.678,68 Rp55.588,38 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: Rp100.903,00 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 Rp100.903,00 Rp76.869,74 Rp70.999,02 Rp64.394,46 View Rp61.275,64 Rp59.807,96 Rp59.441,04 Rp56.872,60 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
Real Time Clock I C, 32-Bit, Binary Counter Clock with 64-Bit ID DS1372U+T&R Analog Devices / Maxim Integrated 1: Rp93.931,52 597In Stock	Mfr. Part No. DS1372U+T&R Mouser Part No 700-DS1372UT&R	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit, Binary Counter Clock with 64-Bit ID	Datasheet	597In Stock	Cut Tape Rp93.931,52 Rp71.549,40 Rp65.862,14 Rp59.807,96 Rp58.707,20 Rp49.717,66 MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	Binary	Binary	uSOP-8	No Backup Switching	2.4 V	5.5 V	- 40 C	+ 85 C	DS1372U+	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output DS1374C-33#T&R Analog Devices / Maxim Integrated 1: Rp204.374,44 894In Stock	Mfr. Part No. DS1374C-33#T&R Mouser Part No 700-DS1374C-33#T&R-	Analog Devices / Maxim Integrated	Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output	Datasheet	894In Stock	Cut Tape Rp204.374,44 Rp159.243,28 Rp148.052,22 Rp135.576,94 View Rp129.889,68 Rp128.238,54 Rp123.101,66 Quote MouseReel Available	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	Binary	Binary	SO-16	Backup Switching	2.97 V	5.5 V	- 40 C	+ 85 C	DS1374C	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock I C RTC/Supervisor with Trickle Charger DS1388Z-33+ Analog Devices / Maxim Integrated 1: Rp161.995,18 576In 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	576In Stock	Rp161.995,18 Rp125.486,64 Rp116.497,10 Rp98.884,94 View Rp98.518,02 Rp95.949,58 Quote	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: Rp100.536,08 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	Rp100.536,08 Rp98.334,56 Rp96.316,50 Rp94.298,44 View Rp92.830,76 Rp91.546,54 Rp90.078,86 Quote	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: Rp110.259,46 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	Rp110.259,46 Rp84.575,06 Rp71.732,86 Rp70.999,02 View Rp67.513,28 Rp65.495,22 Rp64.761,38 Rp64.027,54 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 DS1391U-33+T&R Analog Devices / Maxim Integrated 1: Rp118.882,08 2.105In Stock	Mfr. Part No. DS1391U-33+T&R Mouser Part No 700-DS1391U-33T&R	Analog Devices / Maxim Integrated	Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle	Datasheet	2.105In Stock	Cut Tape Rp118.882,08 Rp90.996,16 Rp84.208,14 Rp76.502,82 View Rp72.833,62 Rp71.549,40 Rp71.182,48 Rp67.880,20 Quote MouseReel Available	Min.: 1 Mult.: 1	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	DS1391U	SMD/SMT	Reel, Cut Tape, MouseReel
Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle DS1392U-33+ Analog Devices / Maxim Integrated 1: Rp140.897,28 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	Rp140.897,28 Rp108.608,32 Rp97.233,80 Rp91.546,54 View Rp84.758,52 Rp84.575,06 Rp82.190,08 Rp78.153,96	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: Rp345.088,26 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	Rp345.088,26 Rp279.776,50 Rp237.580,70 Rp234.278,42 View Rp224.921,96 Rp220.885,84 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: Rp419.022,64 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	Rp419.022,64 Rp344.170,96 Rp292.435,24 Rp290.784,10 View Rp279.776,50 Rp270.236,58 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: Rp726.868,52 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	Rp726.868,52 Rp588.539,68 Rp553.682,28 Rp530.933,24 View Rp497.726,98 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: Rp1.009.947,30 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	Rp1.009.947,30 Rp825.570,00 Rp778.971,16 Rp757.506,34 View Rp688.341,92 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: Rp1.593.166,64 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	Rp1.593.166,64 Rp1.326.782,72 Rp1.248.995,68 Rp1.179.647,80 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: Rp112.460,98 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	Rp112.460,98 Rp86.226,20 Rp79.805,10 Rp67.513,28 View Rp66.779,44 Rp66.045,60 Rp65.311,76 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
Real Time Clock I C 32-Bit Binary Counter RTC DS1672S-3+ Analog Devices / Maxim Integrated 1: Rp58.340,28 130In Stock	Mfr. Part No. DS1672S-3+ Mouser Part No 700-DS1672S-3	Analog Devices / Maxim Integrated	Real Time Clock I C 32-Bit Binary Counter RTC	Datasheet	130In Stock	Rp58.340,28 Rp57.056,06 Rp55.771,84 Rp54.671,08 View Rp53.753,78 Rp53.019,94 Rp52.286,10 Rp51.368,80	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	Binary	Binary	SOIC-8	Backup Switching	2.7 V	5.5 V	- 40 C	+ 85 C	DS1672S	SMD/SMT	Tube
Real Time Clock I C 32-Bit Binary Counter RTC DS1672U-33+ Analog Devices / Maxim Integrated 1: Rp108.057,94 177In Stock	Mfr. Part No. DS1672U-33+ Mouser Part No 700-DS1672U-33	Analog Devices / Maxim Integrated	Real Time Clock I C 32-Bit Binary Counter RTC	Datasheet	177In Stock	Rp108.057,94 Rp82.373,54 Rp75.768,98 Rp68.797,50 View Rp65.311,76 Rp63.293,70 Rp62.559,86 Rp61.826,02	Min.: 1 Mult.: 1	Serial 2-Wire, I2C	Binary	Binary	uSOP-8	Backup Switching	2.97 V	3.63 V	- 40 C	+ 85 C	DS1672U	SMD/SMT	Tube
Real Time Clock Real-Time Event Recorder DS1678+ Analog Devices / Maxim Integrated 1: Rp153.372,56 48In Stock	Mfr. Part No. DS1678+ Mouser Part No 700-DS1678	Analog Devices / Maxim Integrated	Real Time Clock Real-Time Event Recorder	Datasheet	48In Stock	Rp153.372,56 Rp150.070,28 Rp146.768,00 Rp143.832,64 View Rp141.631,12 Rp139.429,60 Rp137.411,54 Quote	Min.: 1 Mult.: 1	I2C	YY-MM-DD-dd	HH:MM:SS (24 hr)	PDIP-8	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1678	Through Hole	Tube
Real Time Clock 3V/5V Real-Time Clock DS1685-5+ Analog Devices / Maxim Integrated 1: Rp293.536,00 33In Stock	Mfr. Part No. DS1685-5+ Mouser Part No 700-DS1685-5	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clock	Datasheet	33In Stock	Rp293.536,00 Rp223.270,82 Rp212.630,14 Rp179.790,80 View Rp176.488,52 Rp169.150,12 Rp165.664,38 Quote	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	PDIP-24	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1685	Through Hole	Tube
Real Time Clock 3V/5V Real-Time Clock DS1685E-5+ Analog Devices / Maxim Integrated 1: Rp227.306,94 467In Stock	Mfr. Part No. DS1685E-5+ Mouser Part No 700-DS1685E-5	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clock	Datasheet	467In Stock	Rp227.306,94 Rp195.017,98 Rp171.351,64 Rp165.114,00 View Rp158.692,90 Rp140.713,82 Rp137.595,00 Quote	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-24	Backup Switching	4.5 V	5.5 V	0 C	+ 70 C	DS1685E	SMD/SMT	Tube
Real Time Clock 3V/5V Real-Time Clock DS1685EN-5+ Analog Devices / Maxim Integrated 1: Rp255.559,78 132In Stock	Mfr. Part No. DS1685EN-5+ Mouser Part No 700-DS1685EN-5	Analog Devices / Maxim Integrated	Real Time Clock 3V/5V Real-Time Clock	Datasheet	132In Stock	Rp255.559,78 Rp199.604,48 Rp194.834,52 Rp187.863,04 View Rp165.480,92 Rp156.858,30 Rp153.005,64 Quote	Min.: 1 Mult.: 1	Multiplexed	YY-MM-DD-dd	HH:MM:SS:hh (12 hr, 24 hr)	TSSOP-24	Backup Switching	4.5 V	5.5 V	- 40 C	+ 85 C	DS1685EN	SMD/SMT	Tube