EPROM Cross Reference Guide
Competitor
Density
(bits)
Org.
(bits)
Company
Part No.
Voltage
Speed (ns)
Description
Package
Type
Part No.*
Winbond
Note
100% drop-in replacement; Program/Erase requires external
programmer support
100% drop-in replacement; Program/Erase requires external
programmer support
100% drop-in replacement; Program/Erase requires external
programmer support
100% drop-in replacement; Program/Erase requires external
programmer support
100% drop-in replacement; Program/Erase requires external
programmer support
4M
512K*8
Atmel
AT27C040-70/90/12-PC
AT27C040-70/90/12-JC
M27C4001-70/80/90/10/12/15 F1
12V/5V
12V/5V
70, 90, 120
70, 90, 120
OTP
OTP
PDIP
PLCC
Ceramic
DIP
PDIP
PLCC
W27E040-12
W27E040P-12
W27E040-12
W27E040-12
W27E040P-12
12V/5V
70, 80, 90, 120, 150
UV EPROM
12V/5V
70, 80, 90, 120, 150
12V/5V
70, 80, 90, 120, 150
OTP
OTP
ST Micro
M27C4001-70/80/90/10/12/15 B1
M27C4001-70/80/90/10/12/15 C1
Note: This competitive data was obtained from public sources. There could be minor differences on AC/DC electrical spec and features.
Winbond is not responsible for any changes or errors in this information.
*All Winbond EPROM are electrically erasable and are in plastic packaging.
Winbond Electronics Corporation America
WECA Headquarters
Southwest Area Sales Office
2727 North First Street
San Jose, CA 95134
U.S.A.
Tel: 408-943-6666
Fax: 408-544-1787
http://www.winbond-usa.com
Winbond Electronics Corp.
Corporate Headquarters
No. 4, Creation Rd. 3,
Science-Based Industrial Park
Hsinchu, Taiwan
Tel: +886-3-5770066
Fax: +886-3-5792668
http://www.winbond.com.tw
Winbond Electronics Corporation America
WECA Europe Office
Mundsburg Tower, 17th Floor
Hamburger Strasse 11
D-22083 Hamburg
Germany
Tel: +49 49 300367-0
Fax: +49-40-300367-10
Winbond Electronics Corporation America
Southeast Area Sales Office
5318 Hwy. 290 West, Suite 400
Austin, TX 78735
U.S.A.
Tel: 830-899-5710
Fax: 830-899-5716
Winbond Electronics Corporation America
Northwest Area Sales Office
7767 Elm Creek Blvd, Suite 300
Maple Grove, MN 55369
U.S.A.
Tel: 763-416-9042
Fax: 763-416-9078
Winbond Electronics Corporation America
Northeast Area Sales Office
1740 Massachusetts Avenue
Boxborough, MA 01719
U.S.A.
Tel 978-264-2088
Fax: 978-264-3277
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