W49F002U-12B

Manufacturer Part NumberW49F002U-12B
ManufacturerWinbond Electronics
W49F002U-12B datasheet
 


Specifications of W49F002U-12B

Density2MbAccess Time (max)120ns
Interface TypeParallelBoot TypeTop
Address Bus18bOperating Supply Voltage (typ)5V
Operating Temp Range0C to 70CPackage TypePDIP
Program/erase Volt (typ)5VSync/asyncAsynchronous
Operating Temperature ClassificationCommercialOperating Supply Voltage (min)4.5V
Operating Supply Voltage (max)5.5VWord Size8b
Number Of Words256KSupply Current50mA
MountingThrough HolePin Count32
Lead Free Status / Rohs StatusNot Compliant  
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PACKAGE DIMENSIONS
32-pin P-DIP
D
32
E
1
1
S
A
A
2
L
B
e
1
B
1
32-pin PLCC
H
E
E
4
1
32
30
5
13
14
20
L
e
b
b
Seating Plane
1
G
E
17
16
E
A
1
Base Plane
Seating Plane
e
a
A
29
G
D
D H
D
21
c
A
2
A
A
1
y
Publication Release Date: February 21, 2002
- 25 -
W49F002U
Dimension in inches
Dimension in mm
Symbol
Min. Nom. Max.
Min.
Nom.
Max.
A
0.210
5.33
A
0.010
0.25
1
A
0.150
0.155
0.160
3.81
3.94
4.06
2
B
0.016
0.018
0.022
0.41
0.46
0.56
B
0.048
0.050
0.054
1.22
1.27
1.37
1
c
0.010
0.014
0.20
0.25
0.36
0.008
D
1.650
1.660
41.91
42.16
E
0.590
0.600
0.610
14.99
15.24
15.49
E
13.84
13.97
14.10
0.545
0.550
0.555
1
e
0.110
0.090
0.100
2.29
2.54
2.79
1
L
3.05
0.120
0.130
0.140
3.30
3.56
a
0
15
0
15
e
0.630
0.650
0.670
16.00
16.51
17.02
A
S
0.085
2.16
Notes:
1.Dimensions D Max. & S include mold flash or
tie bar burrs.
c
2.Dimension E1 does not include interlead flash.
3.Dimensions D & E1 include mold mismatch and
.
are determined at the mold parting line.
4.Dimension B1 does not include dambar
protrusion/intrusion.
5.Controlling dimension: Inches
6.General appearance spec. should be based on
final visual inspection spec.
Dimension in Inches
Dimension in mm
Symbol
Min.
Nom.
Max.
Min.
Nom.
Max.
A
0.140
3.56
A
0.020
0.50
1
A
0.105
0.110
0.115
2.67
2.80
2.93
2
b
0.026
0.028
0.032
0.66
0.71
0.81
1
b
0.016
0.018
0.022
0.41
0.46
0.56
c
0.008
0.014
0.20
0.35
0.010
0.25
D
0.547
0.553
13.89
14.05
0.550
13.97
E
0.447
0.453
11.35
11.51
0.450
11.43
e
0.044
0.050
0.056
1.12
1.27
1.42
G
0.490
0.530
12.45
12.9
13.46
0.51
D
5
0
G
0.390
0.410
0.430
9.91
10.41
10.92
E
H
0.585
0.595
14.86
15.11
0.590
14.99
D
H
0.485
0.495
12.32
12.57
0.49
12.45
E
0
L
0.075
0.090
0.095
1.91
2.29
2.41
y
0.004
0.10
0 °
10 °
0 °
10 °
Notes:
1. Dimensions D & E do not include interlead flash.
2. Dimension b1 does not include dambar protrusion/intrusion.
3. Controlling dimension: Inches
4. General appearance spec. should be based on final
visual inspection sepc.
Revision A6