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M48T08 - 64 Kbit 8Kb x 8 TIMEKEEPER SRAM

General Description

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Key Features

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

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
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.