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25LC640A - 64K SPI Bus Serial EEPROM

General Description

The Microchip Technology

Key Features

  • Max. Clock 10 MHz.
  • Low-Power CMOS Technology: - Max. Write Current: 5 mA at 5.5V, 10 MHz - Read Current: 5 mA at 5.5V, 10 MHz - Standby Current: 1 A at 5.5V.
  • 8192 x 8-bit Organization.
  • 32 Byte Page.
  • Self-Timed Erase and Write Cycles (5 ms max. ).
  • Block Write Protection: - Protect none, 1/4, 1/2 or all of array.
  • Built-In Write Protection: - Power-on/off data protection circuitry - Write enable latch - Write-protect pin.

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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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25AA640A/25LC640A 64K SPI Bus Serial EEPROM Device Selection Table Part Number 25LC640A 25AA640A VCC Range 2.5-5.5V 1.8-5.5V Page Size 32 Byte 32 Byte Features: • Max. Clock 10 MHz • Low-Power CMOS Technology: - Max. Write Current: 5 mA at 5.5V, 10 MHz - Read Current: 5 mA at 5.5V, 10 MHz - Standby Current: 1 A at 5.5V • 8192 x 8-bit Organization • 32 Byte Page • Self-Timed Erase and Write Cycles (5 ms max.