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M48T39Y - 256Kb (32K x 8) TIMEKEEPER SRAM

Datasheet Summary

Description

The M48T39Y TIMEKEEPER® RAM is a non-volatile 262,144 bit static RAM and real time clock organized as 32,768 words by 8 bits.

Features

  • include Programmable Alarms, Watchdog Timer and Interval.

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Datasheet Details

Part number M48T39Y
Manufacturer STMicroelectronics
File Size 29.58 KB
Description 256Kb (32K x 8) TIMEKEEPER SRAM
Datasheet download datasheet M48T39Y Datasheet
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Full PDF Text Transcription

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M48T39Y 256 Kb (32K x8) TIMEKEEPER® SRAM PRELIMINARY DATA s INTEGRATED ULTRA LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT, BATTERY and CRYSTAL s BCD CODED YEAR, MONTH, DAY, DATE, HOURS, MINUTES and SECONDS s AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION s WRITE PROTECT VOLTAGE (VPFD = Power-fail Deselect Voltage): – M48T39Y: 4.20V ≤ VPFD ≤ 4.
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