Part Number
|
M48T18 |
Manufacturer
|
ST Microelectronics |
Description
|
64 Kbit 8Kb x 8 TIMEKEEPER SRAM |
Published
|
Apr 29, 2005 |
Detailed Description
|
M48T08 M48T08Y, M48T18
5 V, 64 Kbit (8 Kb x 8) TIMEKEEPER® SRAM
Features
■ Integrated ultra low power SRAM, real-time c...
|
Datasheet
|
M48T18
|
Overview
M48T08 M48T08Y, M48T18
5 V, 64 Kbit (8 Kb x 8) TIMEKEEPER® SRAM
Features
■ Integrated ultra low power SRAM, real-time clock, power-fail control circuit, and battery
■ BYTEWIDE™ RAM-like clock access
■ BCD coded year, month, day, date, hours, minutes, and seconds
■ Typical clock accuracy of ±1 minute a month, at 25 °C
■ Automatic power-fail chip deselect and WRITE protection
■ WRITE protect VPFD = power-fail deselect voltage): – M48T08: VCC = 4.
75 to 5.
5 V; 4.
5 V ≤ VPFD ≤ 4.
75 V – M48T18/T08Y: VCC = 4.
5 to 5.
5 V; 4.
2 V ≤ VPFD ≤ 4.
5 V
■ Software controlled clock calibration for high accuracy applications
■ Self-contained battery and crystal in the CAPHAT™ DIP package
■ Packaging includes a 28...
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