AM27C040 AMD [Advanced Micro Devices], AM27C040 Datasheet - Page 13

• Manufacturer Part Number: AM27C040
• Description: 4 Megabit (512 K x 8-Bit) CMOS EPROM
• Manufacturer: AMD [Advanced Micro Devices]

Operating Ranges:
Changed Supply Read Voltages listings to match those
in the Product Selector Guide.
AC Characteristics:
Added -90 and deleted -100 speed options in table, re-
arranged notes, moved text from table title to Note 4,
renamed table.
Revision F
Deleted -255 speed option.
Changed all active low signal designations from over-
bars or trailing “#”s.
Revision G
Global
Made formatting and layout consistent with other data
sheets. Used updated common tables and diagrams.
Distinctive Characteristics:
Low Power Consumption: Changed “100 µA maximum”
to “<10 µA typical”.
TSOP package deleted.
General Description:
In the third paragraph, changed “100 µW in standby
mode” to 50 µW 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.
Trademarks
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.
F I N A L
Am27C040
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 “t
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.
”.
DF
” in Note 2.
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