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MOTOROLA M68040 USER’S MANUAL 12-9
12.3 MECHANICAL DATA
Figure 12-1 illustrates the MC68040, MC68LC040, and MC68EC040 PGA package
dimensions. Figure 12-2 illustrates the MC68040, MC68LC040, and MC68EC040 QFP
package dimensions. Due to space limitation, Figure 12-2 is represented by a general
(smaller) package outline drawing rather than showing all 184 leads.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
S
T
DIM
MILLIMETERS INCHES
MIN MAXMIN MAX
1.840 1.880
1.840 1.880
0.110 0.140
0.016 0.020
0.100 BSC
A
B
C
D
G
K
46.74 47.75
2.79 3.05
0.41 0.51
2.54 BSC
46.74 47.75
K
D
C
B
AG
G
PIN A1 INDICATOR
– T –
– A –
– B –
179 PLACES
0.150 0.170
3.81 4.32
.030 (.76) M T B M C M
.010 (.25) M T
Figure 12-1. PGA Package Dimensions
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