M28W640ECT datasheet(54/55 Pages) STMICROELECTRONICS

Part #	M28W640ECT

Description	64 Mbit 4Mb x16, Boot Block 3V Supply Flash Memory

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M28W640ECT, M28W640ECB

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REVISION HISTORY

Table 34. Document Revision History

Date

Version

Revision Details

17-Jun-2002

-01

First Issue

03-Oct-2002

1.1

Revision numbering modified: a minor revision will be indicated by incrementing the

digit after the dot, and a major revision, by incrementing the digit before the dot

(revision version 01 equals 1.0).

Document Revision History moved to end of document.

Minimum VDDQ voltage changed from 2.7V to 1.65V. Note removed from Figure 6,

Protection Register Memory Map. Note removed from Table 7, Read Protection

Register and Lock Register, and DQ2 value changed.

“Double Word Program Command” and “Quadruple Word Program Command”

paragraphs clarified.

Part numbers corrected in Figures 2, 3 and 5.

29-Apr-2003

1.2

Lead-Free Package options added (see Table 22, Ordering Information Scheme and

Table 23, Daisy Chain Ordering Scheme.)

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