AM29DL640D datasheet(52/54 Pages) AMD

52 / 54 page

October 7, 2004

Am29DL640D

REVISION SUMMARY

Revision A (March 5, 2001)

Initial release.

Revision A+1 (March 9, 2001)

Ordering Information

Corrected FBGA package marking to include “V” des-

ignation. Deleted “0” from 120 ns package marking.

Revision B (August 10, 2001)

Global

Replaced the phrase “outermost 8 Kb sectors” with the

actual sector names (sectors 0, 1, 140, and 141) for

greater clarity. Changed data sheet status from “Ad-

vance Information” to “Preliminary”.

Block Diagram

Corrected address bus callout from A20 to A21.

Factory Locked: SecSi Sector Programmed and

Protected At the Factory

Deleted references to top and bottom boot devices.

Customer Lockable: SecSi Sector NOT

Programmed or Protected At the Factory

Deleted reference to 64 Kbyte SecSi Sector.

Table 4, SecSiTM Sector Addresses

Added table.

Table 5, Am29DL640D Autoselect Codes, (High

Voltage Method)

Deleted rows for byte mode.

Table 7, WP#/ACC Modes

Added table for clarity.

Revision B+1 (August 30, 2001)

Autoselect Command Sequence

Deleted explanatory bullets and included references to

the appropriate tables for autoselect functions.

Table 12, Am29DL640D Command Definitions

Added second and third read cycle information for the

autoselect device ID command sequence.

AC Characteristics: Erase and Program Operations

C h a nge d t

BU S Y s pec ifi c a t ion from m i ni mum to

maximum.

Revision B+2 (October 11, 2001)

Connection Diagrams, Ordering Information,

Physical Dimensions

Added 64-ball Fortified BGA package information.

Revision B+3 (November 5, 2001)

Global

Removed Preliminary designation from document.

Ordering Information

Corrected BGA part numbers and markings.

Distinctive Characteristics

Corrected accelerated programming specification.

Device Bus Operations

Added Table 3, Bank Address.

Table 10, Device Geometry Definition

Added definition for address 4Fh.

Revision B+4 (April 15, 2002)

Ordering Information

Added P designator to package marking for Fortified

BGA package.

Revision B+5 (August 19, 2002)

Distinctive Characteristics

Corrected erase cycles.b

Connection Diagram

Changed all references to RFU to NC.

Table 2. Am29DL640D Sector Architecture

Corrected SA20 and SA21 sector’s, sector address to

0001101xxx and 0001110xxx.

C o rr ec te d S A 3 5 s e c t or ’s , s e c t or a ddr es s to

0011100xxx.

DC Characteristics Table

Deleted the I

ACC specification row.

Command Definitions

Modified the last sentence in the first paragraph.

CFI

Changed the text at the end of the last sentence in the

third paragraph to: “reading array data.”

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