MP3276
68 LEAD PIN GRID ARRAY
(PGA)
G68
D
D
1
A
e
b
L
K
J
H
e
G
F
D
D
1
E
D
C
B
IP
A
1
2
3
4
5
6
7
8
9
10 11
Index
Mark
Q
Pin 1
IP = Index Pin, not connected
L
1
Seating Plane
INCHES
MILLIMETERS
CONNECTION TABLE
SYMBOL
MIN
MAX
MIN
MAX
PAD PIN
PAD PIN
PAD PIN
PAD PIN
A
b
0.079
0.016
1.086
0.788
0.095
0.020
2.00
0.406
27.6
2.41
0.508
1
B2
B1
C2
C1
D2
D1
E2
E1
F2
F1
G2
G1
H2
H1
J2
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
K2
L2
K3
L3
K4
L4
K5
L5
K6
L6
K7
L7
K8
L8
K9
L9
L10
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
K10
K11
J10
J11
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
B10
A10
B9
A9
B8
A8
B7
A7
B6
A6
B5
A5
B4
A4
B3
A3
A2
2
3
D
1.110
28.2
4
D
e
0.812
20.0
20.6
1
5
H10
H11
G10
G11
F10
F11
E10
E11
D10
D11
C10
C11
B11
0.100 typ.
0.190
2.54 typ.
4.83
6
7
L
1
0.170
4.32
8
Q
0.050 typ.
1.27 typ.
9
10
11
12
13
14
15
16
17
J1
K1
Note: The letters A-H and numbers 1-8 are the coordinates
of a grid. For example, pin 1 is at the intersections of the “B”
vertical line and the “2” horizontal line.
Rev. 4.00
13
EXAR [ EXAR CORPORATION ]
