W27C02-70 Winbond Electronics, W27C02-70 Datasheet - Page 14

• Manufacturer Part Number: W27C02-70
• Manufacturer: Winbond Electronics

Specifications of W27C02-70

• Density: 2Mb
• Interface Type: Parallel
• Organization: 256Kx8
• Access Time (max): 70ns
• Write Protection: No
• Operating Supply Voltage (typ): 5V
• Package Type: PDIP
• Operating Temp Range: 0C to 70C
• Supply Current: 30mA
• Operating Supply Voltage (min): 4.75V
• Operating Supply Voltage (max): 5.25V
• Operating Temperature Classification: Commercial
• Mounting: Through Hole
• Pin Count: 32
• Lead Free Status / Rohs Status: Not Compliant

PACKAGE DIMENSIONS
32-pin P-DIP
32-Lead PLCC
L
E
1
A
L
13
Seating Plane
5
A
2
32
1
S
14
4
e
G
H
1
E
E
E
B
B
b
b
1
32
1
D
20
30
e
1
21
29
A
A
2
1
D H
y
D
A
17
16
1
A
Seating Plane
Base Plane
- 14 -
c
a
D
G
e
E
A
Notes:
Symbol
4. General appearance spec. should be based on final
1. Dimensions D & E do not include interlead flash.
2. Dimension b does not include dambar protrusion/intrusion.
3. Controlling dimension: Inches.
c
G
A
A
A
E
G
b
b
c
D
H
H
e
L
y
visual inspection sepc.
1
2
1
D
D
E
E
0.075
Dimension in Inches
0.020
0.105
0.026
0.016
0.008
0.547
0.447
0.044
0.490
0.390
0.585
0.485
Min. Nom. Max.
0 °
Notes:
Symbol
1. Dimensions D Max. & S include mold flash or
2. Dimension E1 does not include interlead flash.
3. Dimensions D & E1 include mold mismatch and
4. Dimension B1 does not include dambar
5. Controlling dimension: Inches.
6. General appearance spec. should be based on
A
B
E
A
A
B
c
D
E
e
L
e
S
a
tie bar burrs.
are determined at the mold parting line.
protrusion/intrusion.
final visual inspection spec.
1
2
1
1
1
A
0.110
0.028
0.018
0.010
0.550
0.450
0.050
0.510
0.410
0.590
0.490
0.090
Dimension in Inches
0.010
0.150
0.016
0.048
0.008
0.590
0.090
0.120
0.540
0.630
Min. Nom. Max.
0
0.140
0.115
0.032
0.022
0.014
0.553
0.453
0.056
0.530
0.430
0.595
0.495
0.095
0.004
10 °
0.155
0.018
0.050
0.010
1.650
0.600
0.550
0.100
0.130
0.650
13.89
11.35
12.45
14.86
12.32
Min.
2.67
0.66
0.41
0.20
1.12
1.91
0.50
9.91
0 °
Dimension in mm
0.210
0.160
0.022
0.054
0.014
1.660
0.610
0.555
0.110
0.140
0.670
0.085
15
Nom.
13.97
11.43
12.95
10.41
14.99
12.45
2.80
0.71
0.46
0.25
1.27
2.29
14.99
16.00
13.84
0.25
3.81
0.41
1.22
0.20
2.29
3.05
Min.
Dimension in mm
0
Max.
14.05
11.51
10.92
15.11
12.57
13.46
2.93
0.81
0.56
0.35
1.42
3.56
2.41
0.10
10 °
W27C02
41.91
15.24
13.97
16.51
Nom.
3.94
0.46
1.27
0.25
2.54
3.30
42.16
15.49
14.10
17.02
Max.
5.33
4.06
0.56
1.37
0.36
2.79
3.56
2.16
15