35

Am28F020

DATASHEET REVISION SUMMARY FOR

AM28F020

Revision E+1

Distinctive Characteristics:

High Performance: The fastest speed option available

is now 70 ns.

General Description:

Paragraph 2: Changed fastest speed option to 70 ns.

Product Selector Guide:

Added -70, deleted -95 and -250 speed options.

Ordering Information, Standard Products:

The -70 speed option is now listed in the example.

Valid Combinations: Added -70, deleted -95 and -250

combinations.

Operating Ranges:

speed options.

AC Characteristics:

Read Only Operations Characteristics: Added the -70

column and test conditions.

Deleted -95 and -250 speed options.

AC Characteristics:

Write/Erase/Program Operations: Added the -70 col-

umn. Deleted -95 and -250 speed options. Changed

speed option in Note 2 to -70.

Switching Test Waveforms:

In the 3.0 V waveform caption, changed -95 to -70.

Revision F

Matched formatting to other current data sheets.

Revision F+1

Figure 3, Flashrite Programming Algorithm: Moved end

of arrow originating from Increment Address box so

that it points to the PLSCNT = 0 box, not the Write Pro-

gram Verify Command box. This is a correction to the

diagram on page 6-189 of the 1998 Flash Memory

Data Book.

Revision F+2

Programming In A PROM Programmer:

Deleted the paragraph “(Refer to the AUTO SELECT

paragraph in the ERASE, PROGRAM, and READ

MODE section for programming the Flash memory de-

vice in-system).”

Trademarks

Copyright © 1998 Advanced Micro Devices, Inc. All rights reserved.

ExpressFlash is a trademark of Advanced Micro Devices, Inc.

AMD, the AMD logo, and combinations thereof are registered trademarks of Advanced Micro Devices, Inc.

Product names used in this publication are for identification purposes only and may be trademarks of their respective companies.