Real Time Clock

Real Time Clock
Real Time Clocks (RTCs) are available at Mouser Electronics 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. Please view our large selection of real time clocks below.
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Description Datasheet Availability Pricing (CAD) 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
Analog Devices / Maxim Integrated Real Time Clock Low-Current I C RTC with 56-Byte NV RAM
Datasheet
6,000Factory Stock Available
More Info Available
Min.: 3,000
Mult.: 3,000
: 3,000

uSOP-8 DS1308U Reel

Analog Devices / Maxim Integrated Real Time Clock Phantom Time Chip
Datasheet
3,461Factory Stock Available
More Info Available
Min.: 74
Mult.: 74

Phantom Clock YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 B TSSOP-20 Backup Switching 3 V 3.6 V 0 C + 70 C DS1315E SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Phantom Time Chip
Datasheet
2,500Factory Stock Available
More Info Available
Min.: 2,500
Mult.: 2,500
: 2,500

Phantom Clock HH:MM:SS:hh (12 hr, 24 hr) 8 B TSSOP-20 Backup Switching 3 V 3.6 V - 40 C + 85 C DS1315EN SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Phantom Time Chip
Datasheet
2,646Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Phantom Clock YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 B PDIP-16 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1315N Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Phantom Time Chip
Datasheet
1,000Factory Stock Available
More Info Available
Min.: 1,000
Mult.: 1,000
: 1,000

Phantom Clock HH:MM:SS:hh (12 hr, 24 hr) 8 B SO-16 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1315S SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock I C RTC with 56-Byte NV RAM
Datasheet
8,592Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 56 B SO-16 Backup Switching 1.71 V 1.89 V - 40 C + 85 C DS1338C SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock I C RTC with 56-Byte NV RAM
Datasheet
12,000Factory Stock Available
More Info Available
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 56 B uSOP-8 Backup Switching 1.71 V 5.5 V - 40 C + 85 C DS1338U SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock I C RTC with 56-Byte NV RAM
Datasheet
12,000Factory Stock Available
More Info Available
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 2-Wire, I2C HH:MM:SS (24 hr) 56 B uSOP-8 2.7 V 3.3 V - 40 C + 85 C DS1338U SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock I C Serial Real-Time Clock
Datasheet
30,000Factory Stock Available
More Info Available
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 2-Wire, I2C HH:MM:SS (24 hr) uSOP-8 Backup Switching 1.8 V 2.2 V - 40 C + 85 C DS1339U SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Low-Current SPI/3-Wire RTCs
Datasheet
2,500Factory Stock Available
More Info Available
Min.: 2,500
Mult.: 2,500
: 2,500

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 Reel
Analog Devices / Maxim Integrated Real Time Clock I C, 32-Bit Binary Counter Watchdog RTC with Trickle Charger and Reset Input/Output
Datasheet
6,000Factory Stock Available
More Info Available
Min.: 3,000
Mult.: 3,000
: 3,000

Serial 2-Wire, I2C Binary Binary 3 B uSOP-10 Backup Switching 2.97 V 3.3 V - 40 C + 85 C DS1374U SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock I C Digital Input RTC with Alarm
Datasheet
20,000Factory Stock Available
More Info Available
Min.: 2,500
Mult.: 2,500
: 2,500

I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 16 B TDFN-EP-6 No Backup Switching 1.7 V 5.5 V - 40 C + 85 C DS1375T SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle
Datasheet
14,981Factory Stock Available
More Info Available
Min.: 2,500
Mult.: 2,500
: 2,500

SPI BCD HH:MM:SS:hh (12 hr, 24 hr) uSOP-10 Backup Switching 1.71 V 1.89 V - 40 C + 85 C DS1390 SMD/SMT Reel
Analog Devices / Maxim Integrated Real Time Clock Low-Voltage SPI/3-Wire RTCs with Trickle
Datasheet
2,473Factory Stock Available
More Info Available
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 DS1391U SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
4,133Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Parallel YYYY-MM-DD HH:MM:SS (24 hr) 256 B SO-28 3 V 3.6 V 0 C + 70 C DS1501WZ+ SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
Datasheet
17Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 128 kB PowerCap Module-34 2.97 V 3.63 V 0 C + 70 C DS1556WP SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock 4Meg, Nonvolatile, Y2K-Compliant Timekee
Datasheet
90Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 512 kB PowerCap Module-34 Backup Switching 2.97 V 3.63 V 0 C + 70 C DS1557WP SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock 4Meg, Nonvolatile, Y2K-Compliant Timekee
Datasheet
58Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 512 kB PowerCap Module-34 Backup Switching 2.97 V 3.63 V - 40 C + 85 C DS1557WP SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock Watchdog Clocks with NV RAM Control
Datasheet
10,000Factory Stock Available
More Info Available
Min.: 2,000
Mult.: 2,000
: 2,000

Parallel HH:MM:SS (24 hr) TQFP-48 Backup Switching 2.97 V 3.63 V - 40 C + 85 C DS1558W SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock I C 32-Bit Binary Counter RTC
Datasheet
4,297Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Serial 2-Wire, I2C Binary Binary Backup Switching 2.7 V 3.3 V - 40 C + 85 C DS1672U SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
2,000Factory Stock Available
More Info Available
Min.: 1,000
Mult.: 1,000
: 1,000

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 242 B TSSOP-24 4.5 V 5.5 V 0 C + 70 C DS1685E SMD/SMT Reel

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
817Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 512 kB Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1747P SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
582Factory Stock Available
More Info Available
Min.: 40
Mult.: 40

Parallel HH:MM:SS (24 hr) 512 kB PowerCap Module-34 2.97 V 3.63 V - 40 C + 85 C DS1747WP SMD/SMT Tray
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
694Factory Stock Available
More Info Available
Min.: 42
Mult.: 14

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 4 kB EDIP-24 Integrated Battery 2.7 V 3.7 V 0 C + 70 C DS17487 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
282Factory Stock Available
More Info Available
Min.: 1
Mult.: 1

Parallel, Phantom Clock YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 4 kB EDIP-24 Integrated Battery 4.5 V 5.5 V - 40 C + 85 C DS17487 Through Hole Tube