M48T18 - 64 Kbit 8Kb x 8 TIMEKEEPER SRAM

Datasheet Summary

Description

Features

Integrated ultra low power SRAM, real-time clock, power-fail control circuit, and battery.

ST Microelectronics

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Datasheet Details

Part number	M48T18
Manufacturer	STMicroelectronics
File Size	336.54 KB
Description	64 Kbit 8Kb x 8 TIMEKEEPER SRAM
Datasheet	M48T18 Datasheet
Additional preview pages of the M48T18 datasheet.

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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.

Published: Apr 29, 2005 |