Real Time Clock

Real Time Clock




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Description Datasheet Availability Pricing (EUR) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model RTC Bus Interface
Date Format
Time Format
RTC Memory Size
Package/Case
Battery Backup Switching
Supply Voltage - Min
Supply Voltage - Max
Minimum Operating Temperature
Maximum Operating Temperature
Series
Mounting Style
Qualification
Packaging
Renesas / Intersil Real Time Clock LW PWR RTC W/RESEAL 8LD
Datasheet
5.813In Stock
Min.: 1
Mult.: 1

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOIC-8 Backup Switching 2.7 V 5.5 V - 40 C + 85 C ISL12008 SMD/SMT Tube

STMicroelectronics Real Time Clock Serial 512 (64x8)
Datasheet
1.350In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1.000

Serial YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 64 B SOX-28 Backup Switching 2.7 V 3.6 V - 40 C + 85 C M41ST85W SMD/SMT Reel, Cut Tape, MouseReel
STMicroelectronics Real Time Clock Serial Access Real Time Clock
Datasheet
3.075In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1.000

I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 20 B SOX-18 Backup Switching 2.7 V 5.5 V - 40 C + 85 C M41T81S SMD/SMT Reel, Cut Tape, MouseReel
Renesas / Intersil Real Time Clock REAL TIME CLK W/ ALARM DS1337 COMP
Datasheet
2.077In Stock
Min.: 1
Mult.: 1

I2C YY-MM-DD-dd HH:MM:SS (24 hr) SOIC-8 No Backup Switching 1.8 V 3.6 V - 40 C + 85 C ISL12057 SMD/SMT Tube
Nisshinbo Real Time Clock 4-wire Serial Interface
Datasheet
10.295In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

Serial 4-Wire YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 16 B SSOP-10 Backup Switching 2 V 5.5 V - 40 C + 85 C RS5C348 SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Real Time Clock 4096k NV SRAM with Phantom Clock
Datasheet
19In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 512 kB PowerCap Module-34 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1251YP SMD/SMT Tray

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
62In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 2 kB SO-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS17285S SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
15In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 32 kB EDIP-28 Integrated Battery 2.97 V 3.63 V - 40 C + 85 C DS1744W Through Hole Tube
Nisshinbo Real Time Clock 2-Wire Real Time Clock IC
Datasheet
9In Stock
2.000Expected 4/21/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 16 B SSOP-8 Backup Switching 2 V 6 V - 40 C + 85 C RS5C372 SMD/SMT Reel, Cut Tape, MouseReel
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
Datasheet
14In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 128 kB EDIP-32 Integrated Battery 2.97 V 3.63 V - 40 C + 85 C DS1556W Through Hole Tube
Micro Crystal Real Time Clock 32.768kHz I2C Time Acc. 6ppm
Datasheet
301In Stock
1.000Expected 3/6/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1.000

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 8 B Backup Switching 1.3 V 5.5 V - 40 C + 85 C RV-3129 SMD/SMT Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Real Time Clock RTCs with Constant-Voltage Trickle Charg
Datasheet
43In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B SO-24 Backup Switching 2.97 V 3.63 V - 40 C + 85 C DS12R885S SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Phantom Time Chip
Datasheet
17In Stock
Min.: 1
Mult.: 1

Phantom Clock YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 B TSSOP-20 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1315E SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
60In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 2 kB SO-24 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS17285SN SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle
Datasheet
73In Stock
Min.: 1
Mult.: 1

Serial 3-Wire YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) Backup Switching 2.97 V 5.5 V - 40 C + 85 C DS1393U SMD/SMT Tube

Microchip Technology Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48
Datasheet
347In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 1 kB TSSOP-14 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
33In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD HH:MM:SS (24 hr) 114 B PDIP-24 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS12885N Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock I C Serial Real-Time Clock
Datasheet
188In Stock
Min.: 1
Mult.: 1

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) uSOP-8 Backup Switching 1.8 V 2.2 V - 40 C + 85 C DS1339U SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock I C 32-Bit Binary Counter RTC
Datasheet
99In Stock
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
Analog Devices / Maxim Integrated Real Time Clock Trickle-Charge Timekeeping Chip
Datasheet
2.207In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.000

Serial 3-Wire YY-MM-DD-dd HH:MM:SS (24 hr) 31 B SOIC-8 Backup Switching 2 V 5.5 V - 40 C + 85 C DS1302SN SMD/SMT Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Real Time Clock Phantom Time Chip
Datasheet
72In Stock
Min.: 1
Mult.: 1

Phantom Clock YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 B SO-16 Backup Switching 3 V 3.6 V 0 C + 70 C DS1315S SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
170In Stock
Min.: 1
Mult.: 1

Serial 3-Wire, SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 96 B TDFN-EP-14 Backup Switching 3 V 5.5 V - 40 C + 85 C DS1343D SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
165In Stock
Min.: 1
Mult.: 1

Serial 3-Wire, SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 96 B TSSOP-20 Backup Switching 3 V 5.5 V - 40 C + 85 C DS1343E SMD/SMT Tube
Microchip Technology Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
Datasheet
1.311In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2.500

Serial, I2C, SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 64 B Backup Switching 1.8 V 3.6 V - 40 C + 85 C SMD/SMT Reel, Cut Tape, MouseReel

Analog Devices / Maxim Integrated Real Time Clock I C RTC with Trickle Charger
Datasheet
204In Stock
Min.: 1
Mult.: 1

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