This Data Sheet may be revised by subsequent versions

©2004 Eon Silicon Solution, Inc., www.essi.com.tw

or modifications due to changes in technical specifications.

4

EN25F80

Rev. D, Issue Date: 2007/05/16

MEMORY ORGANIZATION

The memory is organized as:

1,048,576 bytes

Uniform Sector Architecture

16 blocks of 64-Kbyte

256 sectors of 4-Kbyte

4096 pages (256 bytes each)

Each page can be individually programmed (bits are programmed from 1 to 0). The device is Sector,

Block or Chip Erasable but not Page Erasable.