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  Real Time Clocks (221 items)

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STMicroelectronics M48T18-100PC1, Real Time Clock (RTC), 8192B RAM Parallel, 28-Pin PCDIP / 9196337 (1 offer) 
Real Time Clock with Parallel Interface, TIMEKEEPER® SRAM, STMicroelectronics. Timekeepers, combine SRAM with up to 256 Kbytes of memory, and a byte-wide interface along with a quartz-based very-lo...
ST Microelectronics
M48T18-100PC1
from £ 238.18404*
per 12 pieces
 
 packet
STMicroelectronics M48T58Y-70PC1, Real Time Clock (RTC), 8192B RAM Parallel, 28-Pin PCDIP / 9208991 (1 offer) 
Real Time Clock with Parallel Interface, TIMEKEEPER® SRAM, STMicroelectronics. Timekeepers, combine SRAM with up to 256 Kbytes of memory, and a byte-wide interface along with a quartz-based very-lo...
ST Microelectronics
M48T58Y-70PC1
from £ 203.87004*
per 12 pieces
 
 packet
STMicroelectronics M48T58-70PC1, Real Time Clock (RTC), 8192B RAM Parallel, 28-Pin PCDIP / 9209004 (1 offer) 
Real Time Clock with Parallel Interface, TIMEKEEPER® SRAM, STMicroelectronics. Timekeepers, combine SRAM with up to 256 Kbytes of memory, and a byte-wide interface along with a quartz-based very-lo...
ST Microelectronics
M48T58-70PC1
from £ 197.592*
per 12 pieces
 
 packet
Renesas Electronics
ISL1208IB8Z
from £ 147.94*
per 100 pieces
 
 packet
Renesas Electronics ISL1208IU8Z, Real Time Clock Serial-I2C, 8-Pin / 2627217 (1 offer) 
Date Format = Binary Time Format = Binary Bus Type = Serial-I2C Pin Count = 8
Renesas Electronics
ISL1208IU8Z
from £ 143.98*
per 80 pieces
 
 packet
Maxim Integrated DS1308U-33+, Real Time Clock Serial-I2C, 8-Pin μSOP / 1913233 (1 offer) 
Compatible with Crystal ESR Up to 100kΩ Allows a Crystal to be Optimized for Cost and Space Low-Power Operation Extends Battery Backup Run Time Low Timekeeping Current of 250nA (typ) Automatic Powe...
Maxim Integrated
DS1308U-33+
from £ 115.14*
per 50 pieces
 
 packet
Microchip Technology
MCP79411-I/SN
from £ 80.66*
per 100 pieces
 
 packet
Microchip Technology
MCP79410-I/SN
from £ 74.45*
per 100 pieces
 
 packet
Renesas Electronics ISL12057IUZ, Real Time Clock, 8-Pin MSOP / 1969066 (1 offer) 
Date Format = DW:DM:M:Y Time Format = HH:MM:SS Package Type = MSOP Pin Count = 8
Renesas Electronics
ISL12057IUZ
from £ 68.34*
per 50 pieces
 
 packet
Microchip Technology
MCP7940N-I/SN
from £ 61.56*
per 100 pieces
 
 packet
Microchip MCP7940M-I/SN, Real Time Clock (RTC), 64B RAM Serial-I2C, 8-Pin SOIC / 9126943 (1 offer) 
MCP7940M I²C Real-Time Clock/Calendars. The Microchip MCP7940M is Real-Time Clock Calendar (RTCC) that supports I²C communications. The MCP7940M includes a digital trimming circuit for accuracy whi...
Microchip Technology
MCP7940M-I/SN
from £ 48.77*
per 100 pieces
 
 packet
Maxim Integrated DS1744-70IND+, Real Time Clock, 28-Pin EDIP / 1905205 (1 offer) 
Integrated NV SRAM, Real-Time Clock, Crystal, Power-Fail Control Circuit, and Lithium Energy Source Clock Registers are Accessed Identically to the Static RAM. These Registers are Resident in the E...
Maxim Integrated
DS1744-70IND+
from £ 25.722*
per piece
 
 piece
Maxim Integrated DS17287-5+, Real Time Clock, 114B RAM Multiplexed, 24-Pin EDIP / 1905189 (1 offer) 
Functions = NV SRAM, Real Time Clock Date Format = D:DM:Y Time Format = SS:MM:HH User RAM = 114B Bus Type = Multiplexed Mounting Type = Surface Mount Package Type = EDIP Pin Count = 24 Dimensions =...
Maxim Integrated
DS17287-5+
from £ 25.124*
per piece
 
 piece
Maxim Integrated DS1744-70IND+, Real Time Clock, 28-Pin EDIP / 1904748 (1 offer) 
Functions = NV SRAM, Real Time Clock Date Format = Y:M:D:D Time Format = HH:MM:SS Mounting Type = Through Hole Package Type = EDIP Pin Count = 28 Dimensions = 39.37 x 18.80 x 10.67mm Length = 39.37...
Maxim Integrated
DS1744-70IND+
from £ 24.869*
per piece
 
 pieces
Maxim Integrated DS3231MPMB1#, Real Time Clock Serial-I2C, 6-Pin / 1914210 (1 offer) 
High Accuracy Time-of-Day and Date (±5ppm) from -40°C to +85°C 32.768kHz Square-Wave Output Digital Temp Sensor with ±3°C Accuracy 6-Pin Pmod-Compatible Connector (I²C) Example Software Written in ...
Maxim Integrated
DS3231MPMB1
from £ 23.602*
per piece
 
 piece
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