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 (GBP) 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
Microchip Technology Real Time Clock I2C GP RTCC 64B SRAM
Datasheet
667In Stock
Min.: 1
Mult.: 1

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 64 B TSSOP-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology Real Time Clock I2C GP RTCC 1Kb EE 64B SRAM EUI-48
Datasheet
1,097In Stock
700On Order
Min.: 1
Mult.: 1

I2C YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 64 B MSOP-8 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM ID
Datasheet
1,027In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 1 kB MSOP-10 Backup Switching 1.8 V 3.6 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology Real Time Clock SPI GP RTCC 1Kb EE 64B SRAM EUI-48
Datasheet
65In Stock
400On Order
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 64 B MSOP-10 Backup Switching 1.8 V 3.6 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM ID
Datasheet
3,178In Stock
3,290On Order
Min.: 1
Mult.: 1
: 3,300

Reel, Cut Tape
Microchip Technology Real Time Clock SPI GP RTCC 2Kb EE 64B SRAM EUI-48
Datasheet
151In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 64 B MSOP-10 Backup Switching 1.8 V 3.6 V - 40 C + 85 C SMD/SMT Tube

Microchip Technology Real Time Clock 1Kb EE 64B SRAM WD TED EUI-48
Datasheet
342In 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
Microchip Technology Real Time Clock 1Kb EE 64B SRAM WD TED EUI-64
Datasheet
717In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 1 kB SOIC-14 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube

Microchip Technology Real Time Clock 2Kb EE 64B SRAM WD TED ID
Datasheet
527In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 2 kB SOIC-14 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube

Microchip Technology Real Time Clock 2Kb EE 64B SRAM WD TED ID
Datasheet
126In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 2 kB TSSOP-14 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Microchip Technology Real Time Clock 2Kb EE 64B SRAM WD TED EUI-48
Datasheet
137In Stock
Min.: 1
Mult.: 1

SPI YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 2 kB SOIC-14 Backup Switching 1.8 V 5.5 V - 40 C + 85 C SMD/SMT Tube
Texas Instruments Real Time Clock Serial RTC A 595-BQ3 2000DR A 595-BQ3200 A 595-BQ32000DR
Datasheet
756In Stock
Min.: 1
Mult.: 1

Serial YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) SOIC-8 Backup Switching 3 V 3.6 V - 40 C + 85 C BQ32000 SMD/SMT Tube
Texas Instruments Real Time Clock SAMAY A 595-BQ32002D R A 595-BQ32002DR A A 595-BQ32002DR
Datasheet
800In Stock
Min.: 1
Mult.: 1

Serial 2-Wire, I2C YY-MM-DD-dd HH:MM:SS (24 hr) SOIC-8 Backup Switching 3 V 3.6 V - 40 C + 85 C BQ32002 SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock 4096k NV SRAM with Phantom Clock
Datasheet
2In Stock
Min.: 1
Mult.: 1

Parallel YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 512 kB EDIP-32 2.97 V 3.63 V - 40 C + 85 C DS1251W Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock 4096k NV SRAM with Phantom Clock
Datasheet
26In Stock
More Info Available
Min.: 1
Mult.: 1

Parallel, Phantom Clock YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 4 MB EDIP-32 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS1251Y Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
73In Stock
64On Order
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B PDIP-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS12885 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
23In 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 Real-Time Clocks
Datasheet
55In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B SO-24 Backup Switching 4.5 V 5.5 V 0 C + 70 C DS12885S SMD/SMT Tube

Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
41In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B SO-24 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS12885SN SMD/SMT Tube
Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
85In Stock
112On Order
Min.: 1
Mult.: 1

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 0 C + 70 C DS12887A Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
82In Stock
More Info Available
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 113 B EDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS12C887 Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock Real-Time Clocks
Datasheet
68In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 113 B EDIP-24 Integrated Battery 4.5 V 5.5 V 0 C + 70 C DS12C887A Through Hole Tube
Analog Devices / Maxim Integrated Real Time Clock RTCs with Constant-Voltage Trickle Charg
Datasheet
55In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B EDIP-24 Integrated Battery 2.97 V 3.63 V - 40 C + 85 C DS12CR887 Through Hole Tube

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 RTCs with Constant-Voltage Trickle Charg
Datasheet
30In Stock
Min.: 1
Mult.: 1

Multiplexed YY-MM-DD-dd HH:MM:SS:hh (12 hr, 24 hr) 114 B SO-24 Backup Switching 4.5 V 5.5 V - 40 C + 85 C DS12R885S SMD/SMT Tube