Through Hole Real Time Clock

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Description Datasheet Availability Pricing (PEN) 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
Packaging
STMicroelectronics Real Time Clock 64K (8Kx8) 150ns
Datasheet
416In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 8 kB PCDIP-28 Integrated Battery 4.5 V 5.5 V 0 C + 70 C M48T18 Through Hole Tube
STMicroelectronics Real Time Clock 64K (8Kx8) 100ns
Datasheet
1,512In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 8 kB PCDIP-28 Integrated Battery 4.75 V 5.5 V 0 C + 70 C M48T08 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 256k Nonvolatile, Y2K-Compliant Timekeep
Datasheet
173In Stock
Min.: 1
Mult.: 1
Max.: 173

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 32 kB EDIP-32 Integrated Battery 4.5 V 5.5 V - 40 C + 85 C DS1554 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Serial Alarm Real-Time Clock
Datasheet
235In Stock
Min.: 1
Mult.: 1
Max.: 235

Serial 3-Wire, SPI YY-MM-DD HH:MM:SS (24 hr) 96 B DIP-16 Backup Switching 2 V 5.5 V 0 C + 70 C DS1306N Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock I C Serial Real-Time Clock
Datasheet
2,638In Stock
Min.: 1
Mult.: 1
Max.: 2,638

I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) DIP-8 No Backup Switching 1.8 V 5.5 V - 40 C + 85 C DS1337 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock RTCs with Constant-Voltage Trickle Charg
Datasheet
393In Stock
Min.: 1
Mult.: 1
Max.: 393

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B EDIP-24 Integrated Battery 4.5 V 5.5 V - 40 C + 85 C DS12CR887 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
102In Stock
Min.: 1
Mult.: 1
Max.: 102

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 256 B EDIP-28 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS1511Y Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
Datasheet
35In Stock
Min.: 1
Mult.: 1
Max.: 35

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 128 kB Integrated Battery 2.97 V 3.63 V 0 C + 70 C DS1556W Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
170In Stock
Min.: 1
Mult.: 1
Max.: 170

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 32 kB EDIP-28 Integrated Battery 4.5 V 5.5 V - 40 C + 85 C DS1744 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
74In Stock
Min.: 1
Mult.: 1
Max.: 74

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 kB EDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS17887 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Serial Alarm Real-Time Clock
Datasheet
1,067In Stock
Min.: 1
Mult.: 1
Max.: 1,067

Serial 3-Wire, SPI YY-MM-DD HH:MM:SS (24 hr) 96 B DIP-16 Backup Switching 2 V 5.5 V - 40 C + 85 C DS1305N Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock 64 x 8, Serial, I C Real-Time Clock
Datasheet
399In Stock
Min.: 1
Mult.: 1
Max.: 399

I2C YY-MM-DD HH:MM:SS:hh (12 hr, 24 hr) 56 B PDIP-8 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1307N Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant Watchdog Real-Time Clocks
Datasheet
162In Stock
Min.: 1
Mult.: 1
Max.: 162

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 256 B PDIP-28 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1501YN Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
86In Stock
Min.: 1
Mult.: 1
Max.: 86

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 242 B EDIP-24 Integrated Battery 4.5 V 5.5 V - 40 C + 85 C DS1687 Through Hole Tube

Analog Devices / Maxim Integrated Real Time Clock Real-Time Event Recorder
Datasheet
48In Stock
Min.: 1
Mult.: 1
Max.: 48

I2C YY-MM-DD-dd HH:MM:SS (24 hr) 32 B PDIP-8 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS1678 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
54In Stock
Min.: 1
Mult.: 1
Max.: 54

Multiplexed YY-MM-DD-dd HH:MM:SS (24 hr) 2 kB EDIP-24 Backup Switching 2.7 V 3.7 V 0 C + 70 C DS17287 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clock
Datasheet
78In Stock
Min.: 1
Mult.: 1
Max.: 78

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 242 B EDIP-24 Integrated Battery 2.7 V 3.7 V 0 C + 70 C DS1687 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
Datasheet
16In Stock
Min.: 1
Mult.: 1
Max.: 16

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 128 kB EDIP-32 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS1556 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 1M, Nonvolatile, Y2K-Compliant Timekeepi
Datasheet
14In Stock
Min.: 1
Mult.: 1
Max.: 14

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
Analog Devices / Maxim Integrated Real Time Clock 3V/5V Real-Time Clocks
Datasheet
51In Stock
Min.: 1
Mult.: 1
Max.: 51

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 4 kB EDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS17487 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
23In Stock
Min.: 1
Mult.: 1
Max.: 23

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 DS1746W Through Hole Tube
STMicroelectronics Real Time Clock 16K (2Kx8) 150ns
Datasheet
538In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 8 kB PCDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C M48T12 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 64k NV SRAM with Phantom Clock
Datasheet
1,001In Stock
756Expected 9/3/2026
Min.: 1
Mult.: 1
Max.: 1,758

Parallel YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 8 kB EDIP-28 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS1243Y Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
490In Stock
Min.: 1
Mult.: 1
Max.: 493

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 128 kB EDIP-32 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS1746 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Y2K-Compliant, Nonvolatile Timekeeping R
Datasheet
507In Stock
7Expected 9/17/2026
Min.: 1
Mult.: 1
Max.: 514

Parallel YY-MM-DD-dd HH:MM:SS (24 hr) 512 kB EDIP-32 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS1747 Through Hole Tube