as7c31026c Alliance Memory, Inc, as7c31026c Datasheet - Page 8

• Manufacturer Part Number: as7c31026c
• Description: 3.3 V 64k X 16 Cmos Sram
• Manufacturer: Alliance Memory, Inc

9/20/06, v 2.0
H
A
C
D
G
E
B
F
J
E2
B1
C1
E1
E2
A
B
C
D
E
Y
6
E1
Side View
Bottom View
5
Minimum
0.25
0.14
0.15
4
–
–
–
–
–
A
B1
3
6.00 BSC
8.00 BSC
Typical
D
2
0.75
3.75
5.25
0.30
1.24
0.68
0.20
–
1
Die
Maximum
Alliance Memory
0.010
1..34
0.40
0.25
–
–
–
–
Ball A1
48-ball BGA
C1
C/4
®
Notes
1
2
3
4
5
6
7
8
Bump counts: 48 (8 row x 6 column).
Pitch: (x,y) = 0.75 mm x 0.75 mm (typ).
Units: millimeters.
All tolerance are +/- 0.050 unless otherwise specified.
Typ: typical.
Y is coplanarity: 0.010 (max).
“A1” ID corner must be identified by chamfer, ink mark,
metallized marking, indentation or other feature on the pack-
age body.
If “A1” ID corner is on the package body, it must be located
within the zone indicated.
B/4
*pin 1 indicator will show as
engraved circle and/or Inc. trade mark
Ball #A1 index (see note 7)
E
E2
SRAM DIE
Top View
(see note 8)
Detail View
B
AS7C31026C
Die
A
P. 8 of 10
Y
0.3/Tµp
C