ETC WED7F2325ZXEBSN90C

WED7Fx325ZXEBSNyyC
2, 4, and 8MB, STmicro, 5.0V 4Mb Based,
Uniform Sector FLASH Module Family
FEATURES
PIN CONFIGURATION
■ 2, 4, and 8MB Density FLASH Modules
PIN#
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
■ Organized as; 512K x 32, 2 x 512K x 32, and 4 x 512K x 32
■ Based on STmicro's M29F040B 5.0V FLASH Device
■ Base Component DEVICE ID = E2h
■ Base Component MANUFACTURERS ID = 20h
■ Uniform Sector Architecture
■ Sector Erase
■ Sector Protection
■ Embedded Erase Algorithm
■ Embedded Program Algorithm (AMD Compatible)
■ Data Polling and Toggle Bit for Detection
■ 100,000 Program/Erase Cycles per Block
■ 20 Year Data Retention
DESCRIPTION
The WED7F325ZXEBSN, WED7F2325ZXEBSN, and
WED7F4325ZXEBSN are organized as 512K x 32, 2 x 512K x 32
and 4 x 512K x 32 respectively. The modules are based on 4Mb
TSOP components from STmicro which are mounted onto an FR4
substrate.
PIN Name
V SS
VCC
NC
G
W0
W1
NC
DQ16
DQ17
DQ18
DQ19
DQ20
DQ21
DQ22
DQ23
DQ24
DQ25
DQ26
DQ27
DQ28
PD1
512K x 32
VSS
VSS
VSS
Open
2 x 512K x 32
Open
Open
Open
VSS
Open
Open
PD4
VSS
PIN CAPACITANCE
Parameter
Input Capacitance
Input Capacitance
Output Capacitance
Input Capacitance
Input Capacitance
March 2000 Rev. 0
ECO #12508
Sym
Cin
Cin
Cio
Cin
Cin
Pins
Address
G
Input / Output Data Bus
E0-3
W0-3
PIN Name
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
W3
V SS
DQ15
DQ14
DQ13
DQ12
DQ11
DQ10
PIN#
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
PIN Name
DQ9
DQ8
DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ0
NC
VCC
PD1
PD2
PD3
PD4
PD5
PD6
PD7
VSS
Pin 24
E0
Pin 23
NC
Pin 22
NC
Pin 21
NC
2 x 512K x 32
E0
E1
NC
NC
4 x 512K x 32
E0
E1
E2
E3
PIN NAME, DEFINITION
SIMM
Density
VSS
PIN#
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
SIMM Density
512K x 32
PRESENCE DETECT PINS;
MODULE DENSITY
4 x 512K x 32
PIN Name
(Note 1)
(Note 1)
(Note 1)
(Note 1)
V SS
DQ29
DQ30
DQ31
W2
NC
NC
NC
NC
A18
A17
A16
A15
A14
A13
A12
Note 1: Bank Enable
The Modules are offered in Access Speeds from 70 to 150ns with an
Operation Voltage Requirement of 5.0V ±10%.
Presence Select Pin
PD2
PD3
PIN#
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
2MB
Value
20pF
20pF
5pF
20pF
5pF
4MB
Value
40pF
40pF
10pF
20pF
10pF
8MB
Value
80pF
80pF
20pF
20pF
20pF
1
A0-19
Address Inputs
DQ0-31
Common Data Input / Output
W0-3
Byte Write Enables
E0-3
Bank Enable
G
Output Enable
PD0-7
Presence Detect
NC
No Connect
VCC
Power 5V ±10%
V SS
Ground
White Electronic Designs Corporation • (508) 366-5151 • www.whiteedc.com
WED7Fx325ZXEBSNyyC
ORDERING INFORMATION
8MB, 4 X 512K X 32
2MB, 512K X 32
Part Number
WED7F325ZXEBSN70C
WED7F325ZXEBSN90C
WED7F325ZXEBSN12C
WED7F325ZXEBSN15C
Density
2MB
2MB
2MB
2MB
Speed
70ns
90ns
120ns
150ns
Package
366
366
366
366
Density
4MB
4MB
4MB
4MB
Speed
70ns
90ns
120ns
150ns
Package
367
367
367
367
Part Number
WED7F4325ZXEBSN90C
WED7F4325ZXEBSN12C
WED7F4325ZXEBSN15C
Density
8MB
8MB
8MB
Speed
90ns
120ns
150ns
Package
368
368
368
4MB, 2 X 512K X 32
Part Number
WED7F2325ZXEBSN70C
WED7F2325ZXEBSN90C
WED7F2325ZXEBSN12C
WED7F2325ZXEBSN15C
FIG. 1
FIG. 2
FUNCTIONAL BLOCK DIAGRAM
2MB; 512K X 32
FUNCTIONAL BLOCK DIAGRAM
4MB; 2 X 512K X 32
A0-18
E0
G
A0-18
G
E0
512K x 8
DQ0-7
M29F040
512K x 8
512K x 8
M29F040
M29F040
512K x 8
512K x 8
M29F040
M29F040
512K x 8
512K x 8
M29F040
M29F040
512K x 8
512K x 8
M29F040
M29F040
DQ0-7
W0
W0
512K x 8
DQ8-15
W1
M29F040
W1
512K x 8
DQ8-15
DQ16-23
DQ16-23
W2
M29F040
W2
512K x 8
DQ24-31
W3
DQ24-31
E1
M29F040
W3
White Electronic Designs Corporation • (508) 366-5151 • www.whiteedc.com
2
March 2000 Rev. 0
WED7Fx325ZXEBSNyyC
FIG. 3
FUNCTIONAL BLOCK DIAGRAM
8MB; 4 X 512K X 32
A0-18
G
E0
512K x 8
512K x 8
512K x 8
512K x 8
M29F040
M29F040
M29F040
M29F040
512K x 8
512K x 8
512K x 8
512K x 8
M29F040
M29F040
M29F040
M29F040
512K x 8
512K x 8
512K x 8
512K x 8
M29F040
M29F040
M29F040
M29F040
512K x 8
512K x 8
512K x 8
512K x 8
M29F040
M29F040
M29F040
M29F040
DQ0-7
W0
DQ8-15
W1
DQ16-23
W2
DQ24-31
W3
E1
E2
E3
FIG. 4
MECHANICAL; PACKAGE - 366
4.655 MAX
4.384
0.705
MAX
0.250
R4
P1
0.050
TYP
0.062 R
March 2000 Rev. 0
0.120
MAX
0.250
4.150
0.062 R
2.245
2.192
3
0.400
0.125
MIN
White Electronic Designs Corporation • (508) 366-5151 • www.whiteedc.com
WED7Fx325ZXEBSNyyC
FIG. 5
MECHANICAL; PACKAGE - 367
4.655 MAX
4.384
0.170
MAX
0.125 DIA (2x)
R1 R3
REV. #
0.250
R2 R4
0.705
0.400 MAX
P1
0.050
TYP
0.250
0.125
MIN
4.150
2.245
2.192
0.225
MIN
+0.004
0.050 -0.003
0.062 R(2X)
FIG. 6
MECHANICAL; PACKAGE - 368
4.655 MAX
4.384
0.200
MAX
1.135
J1
J2
J3
J4
J5
J6
J7
0.400
P1
0.050 TYP
0.250
0.125 DIA (2x)
0.062 R (2x)
4.150
2.245
2.192
White Electronic Designs Corporation • (508) 366-5151 • www.whiteedc.com
4
0.125
MIN
March 2000 Rev. 0