M29W320DT datasheet(54/56 Pages) STMICROELECTRONICS

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Revision history

M29W320DT, M29W320DB

54/56

Revision history

Table 28.

Document revision history

Date

Revision

Changes

March-2001

-01

First Issue (Brief Data)

08-Jun-2001

-02

Document expanded to full Product Preview

22-Jun-2001

-03

Minor text corrections to Read/Reset and Read CFI commands and

Status Register Error and Toggle Bits.

27-Jul-2001

-04

Document type: from Product Preview to Preliminary Data

TFBGA connections and Block Addresses (x16) diagrams

clarification

Write Protect and Block Unprotect clarification

CFI Primary Algorithm table, Block Protection change

05-Oct-2001

-05

Added Block Protection Appendix

“Write Protect/VPP” pin renamed to “VPP/Write Protect” to be

consistent with abbreviation. Changes to the VPP/WP pin description,

Figure 13 and Table 15. IPP added to Table 11 and ICC3 clarified.

Modified description of VPP/WP operation in Unlock Bypass

Command section. Added VPP/WP decoupling capacitor to Figure

Figure 1.

Clarified Read/Reset operation during Erase Suspend.

07-Feb-2002

-06

TFBGA package changed from 48 ball to 63 ball

05-Apr-2002

-07

Description of Ready/Busy signal clarified (and Figure 12 modified)

Clarified allowable commands during block erase

Clarified the mode the device returns to in the CFI Read Query

command section

19-Nov-2002

7.1

Erase Suspend Latency Time (typical and maximum) added to

Program, Erase Times and Program, Erase Endurance Cycles table.

Typical values added for Icc1 and Icc2 in DC characteristics table.

Logic Diagram and Data Toggle Flowchart corrected.

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 07 equals 7.0).

Document promoted to full datasheet.

26-May-2003

7.2

Data Retention added to Table 6: Program, Erase Times and

Program, Erase Endurance Cycles, and Typical after 100k W/E

Cycles column removed. TSOP48 package mechanical updated.

Lead-free package options E and F added to Table 18: Ordering

Information Scheme.

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