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28C64A - 64K CMOS EEPROM

General Description

The Microchip Technology Inc.

28C64A is a CMOS 64K nonvolatile electrically Erasable PROM.

The 28C64A is accessed like a static RAM for the read or write cycles without the need of external components.

Key Features

  • Fast Read Access Time.
  • 150 ns.
  • CMOS Technology for Low Power Dissipation - 30 mA Active - 100 µA Standby.
  • Fast Byte Write Time.
  • 200 µs or 1 ms.
  • Data Retention >200 years.
  • High Endurance - Minimum 100,000 Erase/Write Cycles.
  • Automatic Write Operation - Internal Control Timer - Auto-Clear Before Write Operation - On-Chip Address and Data Latches.
  • Data Polling.
  • Ready/Busy.
  • Chip Clear Operation.

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Other Datasheets by Microchip Technology

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28C64B 64K CMOS EEPROM
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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.

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Obsolete Device 28C64A 64K (8K x 8) CMOS EEPROM FEATURES • Fast Read Access Time—150 ns • CMOS Technology for Low Power Dissipation - 30 mA Active - 100 µA Standby • Fast Byte Write Time—200 µs or 1 ms • Data Retention >200 years • High Endurance - Minimum 100,000 Erase/Write Cycles • Automatic Write Operation - Internal Control Timer - Auto-Clear Before Write Operation - On-Chip Address and Data Latches • Data Polling • Ready/Busy • Chip Clear Operation • Enhanced Data Protection - VCC Detector - Pulse Filter - Write Inhibit • Electronic Signature for Device Identification • 5-Volt-Only Operation • Organized 8Kx8 JEDEC Standard Pinout - 28-pin Dual-In-Line Package - 32-pin PLCC Package - 28-pin SOIC Package • Available for Extended Temperature Ranges: - Commercial: 0°C to +70°C - Indust