
Am27C040
13
FI NAL
Revision G (May 1998)
Global
Made formatting and layout consistent with other data
sheets. Used updated common tables and diagrams.
Distinctive Characteristics:
Low Power Consumption: Changed “100 A maximum”
to “<10 A typical”.
TSOP package deleted.
General Description:
In the third paragraph, changed “100 W in standby
mode” to 50 W in standby mode”.
Connection Diagrams:
Deleted TSOP Pinout figure.
Pin Designations:
Changed “Chip Enable Input” to “Chip Enable/Program
Enable Input”.
Ordering Information:
UV EPROM Products: Changed -75 speed option to
-90.
OTP EPROM Products: Changed -75 speed option to
-90.
Temperature Range: Added “E = Extended (–55
°C to
125
°C)”.
Package Type: Deleted “E = 32-pin Thin Small Outline
Package (TSOP) Standard Pinout (TS 032)”.
Valid Combinations: Deleted EC and EI options.
Functional Description:
Replaced device specific text with generic text.
Test Conditions:
New section with Test Setup Figure and Test Specifica-
tions Table.
Switching Test Waveform:
Modified figure.
Operating Ranges:
Supply Read Voltages: Replaced with generic data.
DC Characteristics:
Modified Figures 1 and 2.
Switching Waveform:
Corrected “DF” to “tDF” in Note 2.
Package Capacitance:
Deleted TSOP data.
Physical Dimensions:
New section, added figures for the 32-Pin Ceramic DIP,
32-Pin Plastic DIP, and 32-Pin Plastic Leaded Chip
Carrier.
Revision H (August 25, 1999)
Functional Description
Device Erasure: Changed the dosage from 15W to
30W. Changed the exposure time from 15–20 minutes
to 30–35 minutes.
Copyright 1998 Advanced Micro Devices, Inc. All rights reserved.
AMD, the AMD logo, and combinations thereof are trademarks of Advanced Micro Devices, Inc.
Flashrite is a trademark of Advanced Micro Devices, Inc.
Product names used in this publication are for identification purposes only and may be trademarks of their respective companies.