AS7C256A ETC, AS7C256A Datasheet - Page 7

• Manufacturer Part Number: AS7C256A
• Description: 5V/3.3V 32K X 8 CMOS SRAM (Common I/O)
• Manufacturer: ETC

Package diagrams
3/7/01; V.0.9.2
Pin 1
b
E
e
e
D
D
Hd
A2
Note: This part is compatible with both pin numbering
c
L
E1
conventions used by various manufacturers.
pin 1(22)
pin 1(7)
E2
Alliance Semiconductor
E
28-pin
A1
pin 8(21)
pin 5(8)
c
b
B
®
A2
Seating
Plane
A
A1
A
A1
A2
A1
Hd
E1
E2
D
A2
D
A
B
A
b
c
E
e
b
c
e
E
L
28-pin TSOP
Min
0.025
0.095
0.245
0.295
0.327
Min
11.60
13.30
0.10
0.95
0.15
0.10
0.50
28-pin SOJ
AS7C3256A
0°
–
-
-
0.55 nominal
8.0 nominal
AS7C256A
8×13.4
0.028 TYP
0.018 TYP
0.010 TYP
0.050 BSC
P. 7 of 8
Max
Max
0.140
0.105
0.730
0.285
0.305
0.347
11.80
13.50
1.20
0.20
1.05
0.25
0.20
0.70
5°
-