OTP and UV EPROM Products
www.st.com/eprom
Cross Reference Guide
STM i c r o e l e c t r o n i c s
More Intelligent Solutions
Introduction
Long-term commitment
STMicroelectronics will support the EPROM market in the long term with a strong
commitment, guaranteeing manufacturing capability and high quality service. Continuous
investments and innovations in technology are driving the expansion of the product portfolio
and the improvement of the devices performances, thus confirming the Company role of
world leader in EPROMs.
How to use the cross reference guide
This Cross Reference guide is intended as a tool to help you to find out the ST EPROM
products most compatible with the EPROM devices offered by the competition on the
market.
This guide is very easy to use: you just have to choose the competitor part number,
according to the memory size, the pin organization and the package of the device you are
looking for, and you will find the ST equivalent part number.
ST EPROM part numbering scheme
M 2 7
EPROM Family
Supply Voltage
C = 5V
W = 2.7V - 3.6V
V
X X X X - S S S
Memory Size and Organization
64 = 64Kb (x8)
4001 = 4Mb (x8) C
256 = 256Kb (x8)
4002 = 4Mb (x16) C
512 = 512Kb (x8)
400 = 4Mb (x8/x16)
516 = 512Kb (x16)
401 = 4Mb (x8) W
1001 = 1Mb (x8) C
402 = 4Mb (x16) W
1024 = 1Mb (x16) C
801 = 8Mb (x8)
101 = 1Mb (x8) W
800 = 8Mb (x8/x16)
102 = 1Mb (x16) W 160 = 16Mb (x8/x16)
2001 = 2Mb (x8) C
322 = 32Mb (x16)
201 = 2Mb (x8) W
320 = 32Mb (x8/x16)
202 = 2Mb (x16)
642 = 64Mb (x16)
640 = 64Mb (x8/x16)
Access Time
25 = 25ns
35 = 35ns
45 = 25ns
55 = 55ns
70 = 70ns
80 = 80ns
85 = 85ns
90 = 90ns
10 = 100ns
12 = 120ns
15 = 150ns
P
T
Temperature Range
1= 0°C to +70°C
3= -40°C to +125°C
6= -40°C to +85°C
Package
B = PDIP
F = FDIPW
C = PLCC at 5V
K = PLCC at 2.7 - 3.6V
N = TSOP
M = SO
S = SDIP
Some of the products listed in this guide are realized on demand, according to our
customers needs. If you are interested in having more information about these and other
products or if your requirements are not in this guide, contact the ST sales office in your
area: a sales force will answer to your questions giving you the technical support needed.
You can also visit us at www.st.com/eprom or contact us at [email protected]
2
Cross Reference: MACRONIX to ST
Size
1Mb
Org.
x16
x8
2Mb
x8/x16
x16
x8
4Mb
x16
x8
x8/x16
Package
PDIP40
PLCC44
SO40
SO40
TSOP40 (10x14mm)
PDIP32
PDIP32
PDIP32
PLCC32
PLCC32
PLCC32
SO32
SO32
SO32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP42
PDIP40
PDIP40
PLCC44
TSOP40 (10x14mm)
PDIP32
PDIP32
PDIP32
PLCC32
SO32
SO32
SO32
TSOP32 (8x20mm)
TSOP32 (8x13.4mm)
TSOP32 (8x14mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP40
PLCC44
PDIP32
PDIP32
PDIP32
PLCC32
PLCC32
PLCC32
SO32
SO32
SO32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP40
PDIP40
SO40
SO40
SO40
Power Supply
5V
5V
5V
5V
5V
5V
5V
3V
5V
5V
3V
5V
5V
3V
5V
5V
3V
5V
5V
5V
5V
5V
5V
5V
3V
5V
5V
5V
3V
5V
3V
3V
5V
3V
5V
5V
5V
5V
3V
5V
5V
3V
5V
5V
3V
5V
5V
3V
5V
5V
5V
5V
5V
MACRONIX Part Number
MX27C1100
MX27C1024
MX27C1100
MX27C1024
MX27C1024
MX27C1000A
MX27C1000
MX27L1000
MX27C1000A
MX27C1000
MX27L1000
MX27C1000
MX27C1000A
MX27L1000
MX27C1000
MX27C1000A
MX27L1000
MX27C1610
MX27C2100
MX27C2048
MX27C2048
MX27C2048
MX27C2000A
MX27C2000
MX27L2000
MX27C2000
MX27C2000A
MX27C2000
MX27L2000
MX27C2000
MX27L2000
MX27L2000
MX27C2000A
MX27L2000
MX27C4096
MX27C4096
MX27C4000
MX27C4000A
MX27L4000
MX27C4000
MX27C4000A
MX27L4000
MX27C4000
MX27C4000A
MX27L4000
MX27C4000
MX27C4000A
MX27L4000
MX27C4100
MX27C4111
MX27C4100
MX27C4100
MX27C4111
ST Part Number
M27C1024*
M27C1024
M27C1024*
M27C1024*
M27C1024
M27C1001
M27C1001
M27W101
M27C1001
M27C1001
M27W101
M27C1001*
M27C1001*
M27W101*
M27C1001
M27C1001
M27W101
M27C160
M27C202*
M27C202
M27C202
M27C202
M27C2001
M27C2001
M27W201
M27C2001
M27C2001*
M27C2001*
M27W201*
M27C2001
M27W201*
M27W201
M27C2001
M27W201
M27C4002
M27C4002
M27C4001
M27C4001
M27W401
M27C4001
M27C4001
M27W401
M27C4001*
M27C4001*
M27W401*
M27C4001
M27C4001
M27W401
M27C400
M27C400*
M27C400*
M27C400*
M27C400*
* Available on demand.
3
Cross Reference: MACRONIX to ST
Size
8Mb
Org.
x8
x8/x16
Package
PDIP32
PDIP32
PLCC32
PLCC32
SO32
SO32
SO32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP42
PDIP42
SO44
SO44
Power Supply
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
MACRONIX Part Number
MX27C8000
MX27C8000A
MX27C8000
MX27C8000A
MX27C8000
MX27C8000A
MX27C8000A
MX27C8000
MX27C8000A
MX27C8100
MX27C8111
MX27C8100
MX27C8111
ST Part Number
M27C801
M27C801
M27C801
M27C801
M27C801*
M27C801*
M27C801*
M27C801
M27C801
M27C800
M27C800*
M27C800
M27C800*
ATMEL Part Number
AT27C256R
AT27C256R
AT27BV256
AT27LV256A
AT27C256R
AT27BV256
AT27LV256A
AT27C256R
AT27BV256
AT27LV256A
AT27C516
AT27C516
AT27C512R
AT27C512R
AT27BV512
AT27LV512A
AT27LV520
AT27C512R
AT27BV512
AT27LV512A
AT27C512R
AT27BV512
AT27LV512A
AT27C520
AT27LV520
AT27C1024
AT27C1024
AT27BV1024
AT27LV1026
AT27C1024
AT27LV1026
AT27BV1024
AT27C010
AT27C010L
AT27C010
AT27C010
AT27C010L
AT27BV010
AT27LV010A
AT27C010
AT27C010L
AT27BV010
AT27LV010A
ST Part Number
M27C256B
M27C256B
M27W256
M27W256
M27C256B*
M27W256*
M27W256*
M27C256B
M27W256
M27W256
M27C516
M27C516
M27C512
M27C512
M27W512
M27W512
M27W512*
M27C512*
M27W512*
M27W512*
M27C512
M27W512
M27W512
M27C512*
M27W512*
M27C1024
M27C1024
M27W102
M27W102*
M27C1024
M27W102*
M27W102
M27C1001
M27C1001
M27C1001
M27C1001
M27C1001
M27W101
M27W101
M27C1001
M27C1001
M27W101
M27W101
Cross Reference: ATMEL to ST
Size
Org.
256Kb x8
512Kb x16
x8
1Mb
x16
x8
4
Package
PDIP28
PLCC32
PLCC32
PLCC32
SO28
SO28
SO28
TSOP28
TSOP28
TSOP28
PLCC44
TSOP40 (10x14mm)
PDIP28
PLCC32
PLCC32
PLCC32
SO20
SO28
SO28
SO28
TSOP28
TSOP28
TSOP28
TSOP28
TSOP28
PDIP40
PLCC44
PLCC44
PLCC44
TSOP40 (10x14mm)
TSOP40 (10x14mm)
TSOP40 (10x14mm)
PDIP32
PDIP32
PLCC32
PLCC32
PLCC32
PLCC32
PLCC32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
Power Supply
5V
5V
3V
3V
5V
3V
3V
5V
3V
3V
5V
5V
5V
5V
3V
3V
3V
5V
3V
3V
5V
3V
3V
5V
3V
5V
5V
3V
3V
5V
3V
3V
5V
5V
5V
5V
5V
3V
3V
5V
5V
3V
3V
Cross Reference: ATMEL to ST
Size
2Mb
Org.
x16
x8
4Mb
x16
x8
x8/x16
8Mb
x8
x8/x16
Package
PDIP40
PLCC44
TSOP40 (10x14mm)
PDIP32
PLCC32
PLCC32
PLCC32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP40
PLCC44
PLCC44
TSOP40 (10x20mm)
TSOP40 (10x20mm)
PDIP32
PLCC32
PLCC32
PLCC32
SO32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP40
PLCC44
PLCC44
SO44
SO44
TSOP48
TSOP48
PDIP32
PLCC32
SO32
TSOP32 (8x20mm)
PDIP42
PLCC44
PLCC44
SO44
SO44
TSOP48
TSOP48
Power Supply
5V
5V
5V
5V
5V
3V
3V
5V
3V
3V
5V
5V
3V
5V
3V
5V
5V
3V
3V
5V
5V
3V
3V
5V
5V
3V
5V
3V
5V
3V
5V
5V
5V
5V
5V
5V
3V
5V
3V
5V
3V
ATMEL Part Number
AT27C2048
AT27C2048
AT27C2048
AT27C020
AT27C020
AT27BV020
AT27LV020A
AT27C020
AT27BV020
AT27LV020A
AT27C4096
AT27C4096
AT27BV4096
AT27C4096
AT27BV4096
AT27C040
AT27C040
AT27BV040
AT27LV040A
AT27C040
AT27C040
AT27BV040
AT27LV040A
AT27C400
AT27C400
AT27BV400
AT27C400
AT27BV400
AT27C400
AT27BV400
AT27C080
AT27C080
AT27C080
AT27C080
AT27C800
AT27C800
AT27BV800
AT27C800
AT27BV800
AT27C800
AT27BV800
ST Part Number
M27C202
M27C202
M27C202
M27C2001
M27C2001
M27W201
M27W201
M27C2001
M27W201
M27W201
M27C4002
M27C4002
M27W402
M27C4002
M27W402
M27C4001
M27C4001
M27W401
M27W401
M27C4001*
M27C4001
M27W401
M27W401
M27C400
M27C400*
M27W400
M27C400*
M27W400*
M27C400*
M27W400*
M27C801
M27C801
M27C801*
M27C801
M27C800
M27C800
M27W800
M27C800
M27W800*
M27C800*
M27W800*
Power Supply
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
AMD Part Number
AM27C64
AM27C64
AM27X64
AM27C64
AM27X64
AM27C256
AM27C256
AM27X256
AM27C256
AM27X256
AM27C512
AM27C512
AM27X512
AM27C512
AM27X512
ST Part Number
M27C64A
M27C64A*
M27C64A*
M27C64A
M27C64A
M27C256B
M27C256B
M27C256B
M27C256B
M27C256B
M27C512
M27C512
M27C512
M27C512
M27C512
Cross Reference: AMD to ST
Size
64Kb
Org.
x8
256Kb x8
512Kb x8
Package
FDIP28
PDIP28
PDIP28
PLCC32
PLCC32
FDIP28
PDIP28
PDIP28
PLCC32
PLCC32
FDIP28
PDIP28
PDIP28
PLCC32
PLCC32
* Available on demand.
5
Cross Reference: AMD to ST
Size
1Mb
Org.
x8
2Mb
x8
4Mb
x8
Package
FDIP32
PDIP32
PDIP32
PLCC32
PLCC32
FDIP32
PDIP32
PDIP32
PLCC32
PLCC32
FDIP32
PDIP32
PDIP32
PLCC32
PLCC32
Power Supply
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
AMD Part Number
AM27C010
AM27C010
AM27X010
AM27C010
AM27X010
AM27C020
AM27C020
AM27X020
AM27C020
AM27X020
AM27C040
AM27C040
AM27X040
AM27C040
AM27X040
ST Part Number
M27C1001
M27C1001
M27C1001
M27C1001
M27C1001
M27C2001
M27C2001
M27C2001
M27C2001
M27C2001
M27C4001
M27C4001
M27C4001
M27C4001
M27C4001
Power Supply
OKI Part Number
MR27V401E
MR27V401E
MR27V402E
MR27V402E
MR27V402E
MR27V802D
MR27V802D
MR27V802D
MR27V1602E
MR27V1602E
MR27V1602E
MR27V3202E
MR27V3202E
ST Part Number
M27W401
M27W401
M27W402
M27W402
M27W402
M27W800
M27W800
M27W800
M27V160
M27V160*
M27V160
M27V160*
M27V160*
WINBOND Part Number
W27E257
W27C257
W27E512
W27C512
W27E512
W27E512
W27E010
W27C010
W27L010
W27E010
W27C010
W27L010
W27E010
W27C010
W27L010
W27E020
W27C020
W27C020
W27C020M
W27C4096
W27C4096
W27C4096
W27E040
W27E040
W27E040
W27E040
ST Part Number
M27C256B
M27C256B
M27C512
M27C512
M27C512*
M27C512
M27C1001
M27C1001
M27W101
M27C1001
M27C1001
M27W101
M27C1001*
M27C1001
M27W101
M27C2001
M27C2001
M27C2001
M27C2001
M27C4002
M27C4002
M27C4002
M27C4001
M27C4001
M27C4001*
M27C4001
Cross Reference: OKI to ST
Size
4Mb
Org.
x8
x8x16
8M
x8x16
16Mb
x8/x16
32Mb
x16
Package
SO32
TSOP32 Type I
SO40
PDIP40
TSOP44 Type II
PDIP42
SO44
TSOP44 Type II
SO44
TSOP44 Type II
TSOP48
SO44
TSOP44 Type II
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
Cross Reference: WINBOND to ST
Size
Org.
256Kb x8
512Kb x8
1Mb
x8
2Mb
x8
4Mb
x16
x8
6
Package
PDIP28
PLCC32
PDIP28
PLCC32
SO28
TSOP28
PDIP32
PDIP32
PDIP32
PLCC32
PLCC32
PLCC32
SO32
TSOP32 (8x20mm)
TSOP32 (8x20mm)
PDIP32
PDIP32
PLCC32
PLCC32
PDIP40
PLCC44
TSOP40 (10x20mm)
PDIP32
PLCC32
SO32
TSOP32 (8x20mm)
Power supply
5V
5V
5V
5V
5V
5V
5V
5V
3V
5V
5V
3V
5V
5V
3V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
5V
Cross Reference: FAIRCHILD to ST
Size
Org.
256Kb x8
512Kb x8
1Mb
x8
4Mb
x8
Package
FDIP28
PLCC32
FDIP28
PLCC32
FDIP32
PLCC32
FDIP32
PLCC32
Power Supply
5V
5V
5V
5V
5V
5V
5V
5V
FAIRCHILD Part Number
FM27C256
FM27C256
FM27C512
FM27C512
FM27C010
FM27C010
FM27C040
FM27C040
ST Part Number
M27C256B
M27C256B
M27C512
M27C512
M27C1001
M27C1001
M27C4001
M27C4001
HOLTEK Part Number
HT27C512
HT27C512
HT27C512
HT27LC512
HT27C010
HT27C010
HT27C010
HT27LC010
HT27C020
HT27C020
HT27C020
HT27LC020
HT27C4096
HT27C4096
HT27C4096
HT27LC4096
HT27C040
HT27C040
HT27C040
HT27LC040
ST Part Number
M27C512
M27C512
M27C512*
M27W512*
M27C1001
M27C1001
M27C1001*
M27W101*
M27C2001
M27C2001
M27C2001*
M27W201*
M27C4002
M27C4002
M27C4002*
M27W402*
M27C4001
M27C4001
M27C4001*
M27W401*
Cross Reference: HOLTEK to ST
Size
Org.
512Kb x8
1Mb
x8
2Mb
x8
4Mb
x16
x8
Package
PDIP28
PLCC32
SO28
SO28
PDIP32
PLCC32
SO32
SO32
PDIP32
PLCC32
SO32
SO32
PDIP32
PLCC32
SO32
SO32
PDIP32
PLCC32
SO32
SO32
Power Supply
5V
5V
5V
3V
5V
5V
5V
3V
5V
5V
5V
3V
5V
5V
5V
3V
5V
5V
5V
3V
* Available on demand.
7
For selected STMicroelectronics sales offices fax:
France +33 1 55489569; Germany +49 89 4605454; Italy +39 02 8250449; Japan +81 3 57838216; Singapore +65 4820240;
Sweden +46 8 7504950; Switzerland +41 22 9292900; United Kingdom and Eire +44 1628 890391; USA +1 781 861 2678
Full product information at www.st.com
ORDER CODE: CREPROM/0202
© STMicroelectronics - February 2002 - Printed in Italy - All rights reserved.
The STMicroelectronics corporate logo is a registered trademark of the STMicroelectronics group of companies.
All other names are the property of their respective owners.