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IS24C256A - 2-WIRE SERIAL CMOS EEPROM

Download the IS24C256A datasheet PDF. This datasheet also covers the IS24C128A variant, as both devices belong to the same 2-wire serial cmos eeprom family and are provided as variant models within a single manufacturer datasheet.

Description

The IS24C128A/256A is an electrically erasable PROM device that uses the standard 2-wire interface for communications.

The IS24C128A is 128K-bit (16Kx8) and the IS24C256A is 256K-bit (32Kx8).

Features

  • Two-Wire Serial Interface, I2CTM compatible.
  • Bi-directional data transfer protocol.
  • Wide Voltage Operation.
  • Vcc = 1.8V to 5.5V.
  • 400 KHz (2.5V) and 1 MHz (5.0V) compatibility.
  • Low Power CMOS Technology.
  • Active Current less than 3 mA (2.5V).
  • Standby Current less than 20 µA (2.5V).
  • Hardware Data Protection.
  • Write Protect Pin.
  • Sequential Read Feature.
  • Filtered Inputs for Noise Suppression.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (IS24C128A-ISSI.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription

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IS24C128A IS24C256A 128K-bit/ 256K-bit 2-WIRE SERIAL CMOS EEPROM PRELIMINARY INFORMATION JUNE 2006 FEATURES • Two-Wire Serial Interface, I2CTM compatible –Bi-directional data transfer protocol • Wide Voltage Operation –Vcc = 1.8V to 5.5V • 400 KHz (2.5V) and 1 MHz (5.0V) compatibility • Low Power CMOS Technology –Active Current less than 3 mA (2.5V) –Standby Current less than 20 µA (2.5V) • Hardware Data Protection –Write Protect Pin • Sequential Read Feature • Filtered Inputs for Noise Suppression • Self time write cycle with auto clear –5 ms @ 2.
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