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  Exact time clock  (1,222 offers of 5,777,959 product items)

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HP Real-Time Clock (RTC) Battery Other Notebook Spare Parts (1 offer) 
HP Real-Time Clock (RTC) Battery
HP
857798-001
from £ 59.73*
per piece
 
 piece
NXP PCF2129AT/2,518, Real Time Clock (RTC), 128 bit, 128 bit RAM, 20, 20-Pin SO20, SO20 / 2194633 (1 offer) 
The NXP PCF2129 is a CMOS1 real time clock (RTC) and calendar with an integrated temperature compensated crystal (Xtal) oscillator (TCXO) and a 32.768 kHz quartz crystal optimized for very high acc...
NXP
PCF2129AT/2,518
from £ 27.315*
per 5 pieces
 
 packet
IC: RTC circuit; I2C; EEPROM; 10BEEPROM; SO8; 2.5÷5.5V (1 offer) 
Manufacturer: Analog Devices (MAXIM INTEGRATED) Mounting: SMD Case: SO8 DC supply current: 120µA Operating voltage: 2.5...5.5V Type of integrated circuit: RTC circuit Interface: I2C Kind of memory:...
Analog Devices
DS1682S+
from £ 4.02*
per piece
 
 piece
IC: RTC circuit; I2C; SRAM; 64BSRAM; 1.8÷5.5VDC; TSSOP8 (2 offers) 
Manufacturer: MICROCHIP TECHNOLOGY Mounting: SMD Case: TSSOP8 DC supply current: 0.4mA Supply voltage: 1.8...5.5V DC Frequency: 400kHz Output voltage: -0.6...7.5V Type of integrated circuit: RTC ci...
Microchip Technology
MCP7940M-I/ST
from £ 0.564*
per piece
 
 piece
Lenovo IdeaPad 100S-14IBR motherboard, Intel N3060 compatible 2G32G/RTC Motherboards (1 offer) 
Lenovo IdeaPad 100S-14IBR motherboard, Intel N3060 compatible 2G32G/RTC
Lenovo
5B20L12444
from £ 151.20*
per piece
 
 piece
Maxim Integrated DS1306E+, Real Time Clock (RTC), 96B RAM Serial-SPI, 20-Pin TSSOP / 1898686 (1 offer) 
Real Time Clock with NV Memory, Integrated. A range of real-time clock products from Maxim incorporating non-volatile RAM memory for data retention. The clock/calendar functions provide seconds, mi...
Maxim Integrated
DS1306E+
from £ 3.76*
per piece
 
 pieces
IC: RTC circuit; I2C; EEPROM; SOP8; 2.7÷3.3V; Memory org: 512x8bit (1 offer) 
Manufacturer: Analog Devices (MAXIM INTEGRATED) Mounting: SMD Case: SOP8 Operating voltage: 2.7...3.3V Type of integrated circuit: RTC circuit Interface: I2C Kind of memory: EEPROM Memory organisat...
Analog Devices
DS1388Z-3+
from £ 3.02*
per piece
 
 piece
IC: RTC circuit; SPI; SRAM; 64BSRAM; 1.8÷3.6VDC; MSOP10 (2 offers) 
Manufacturer: MICROCHIP TECHNOLOGY Mounting: SMD Case: MSOP10 DC supply current: 5mA Supply voltage: 1.8...3.6V DC Frequency: 5MHz Output voltage: -0.6...6.5V Type of integrated circuit: RTC circui...
Microchip Technology
MCP79512-I/MS
from £ 1.20*
per piece
 
 piece
CR2016 RTC CMOS battery for Lenovo ThinkPad (1 offer) 
CR2016 RTC CMOS battery for Lenovo ThinkPad
Lenovo
5B11J02395
from £ 21.86*
per piece
 
 piece
Maxim Integrated DS1302SN+, Real Time Clock (RTC), 31B RAM Serial, 8-Pin SOIC / 1898712 (1 offer) 
Real Time Clock with NV Memory, Integrated. A range of real-time clock products from Maxim incorporating non-volatile RAM memory for data retention. The clock/calendar functions provide seconds, mi...
Maxim Integrated
DS1302SN+
from £ 9.206*
per 2 pieces
 
 packet
NXP PCF8523T/1,118, Real Time Clock (RTC), 128 bit, 128 bit RAM, 8, 8-Pin SO8, SO8 / 2194639 (3 offers) 
The NXP PCF8523 is a CMOS1 real time clock and calendar optimized for low power consumption. Data is transferred serially via the I2C bus with a maximum data rate of 1000 kbit/s. Alarm and timer fu...
NXP
PCF8523T/1,118
from £ 0.687*
per piece
 
 piece
MICROCHIP MCP7940MT-I/SN REAL TIME CLOCK W/ SRAM, 64B, SOIC-8 (1 offer) 
Product Range - Supply Voltage Max 5.5 V MSL MSL 3 - 168 hours Clock IC Case Style SOIC Clock Format HH:MM:SS No. of Pins 8 Pins Clock IC Type Alarm RTC Date Format Day, Date, Month, Year Operating...
Microchip Technology
MCP7940MT-I/SN
from £ 0.609*
per piece
 
 piece
CR1632 RTC CMOS battery for Lenovo laptops (1 offer) 
CR1632 RTC CMOS battery for Lenovo laptops
Lenovo
5B10Y56611
from £ 27.91*
per piece
 
 piece
Maxim Integrated DS1687-3+, Real Time Clock, 242B RAM Multiplexed, 24-Pin EDIP / 1914205 (1 offer) 
Y2K Compliant +3V or +5V Operation 64-Bit Silicon Serial Number Power-Control Circuitry Supports System Power-On from Date/Time Alarm or Key Closure 32kHz Output for Power Management Crystal-Select...
Maxim Integrated
DS1687-3+
from £ 140.49812*
per 14 pieces
 
 packet
NXP PCF8563TS/5,118, Real Time Clock (RTC), 128 bit, 128 bit RAM, 8, 8-Pin TSSOP8, TSSOP8 / 2194643 (3 offers) 
User RAM = 128 bit, 128 bit Package Type = TSSOP8, TSSOP8 Pin Count = 8, 8
NXP
PCF8563TS/5,118
from £ 0.56*
per piece
 
 piece
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