as7c3256-20 Alliance Memory, Inc, as7c3256-20 Datasheet - Page 7

• Manufacturer Part Number: as7c3256-20
• Description: 5v 32k X 8 Cmos Sram Common I/o
• Manufacturer: Alliance Memory, Inc

9/24/04; v.1.2
Package diagrams
28-pin SOJ
28-pin TSOP1
Pin 1
b
E
e
e
D
D
Hd
A2
c
L
E1
E2
Alliance Semiconductor
E
A1
c
b
B
®
A2
α
Seating
Plane
A
A1
A
Hd
A1
A2
E1
E2
A1
A2
A
B
D
E
A
D
E
L
b
b
α
c
e
c
e
28-pin TSOP1
0.128
0.026
0.095
0.026
0.016
0.007
0.720
0.255
0.295
0.330
11.70
13.20
Min
Min
1.00
0.05
0.91
0.17
0.10
7.90
0.50
28-pin SOJ
8×13.4 mm
0.55 nominal
0°
0.050 BSC
in inches
P. 7 of 9
AS7C256A
0.032
0.020
0.010
0.148
0.105
0.730
0.275
0.305
0.340
11.90
13.60
Max
Max
8.10
1.20
0.15
1.05
0.27
0.20
0.70
5°
-