Mc68Ec020 Fg Suffix-Package Dimensions - Motorola MC68020 User Manual

11.2.10 MC68EC020 FG Suffix—Package Dimensions
FG SUFFIX
CASE 842D-01
MC68EC020
P
A, B, D
DETAIL "A"
DATUM
H
PLANE
DETAIL "C"
MILLIMETERS
DIM MIN
A 19.90
B 13.90
C
D 0.22
E
2.55
F 0.22
G
H 0.10
J
0.13
K 0.65
L
M
N 0.13
P
Q
R 0.25
S 23.65
T 0.13
U
V 17.65
MOTOROLA
Y
80
81
V
L
A
100
1
Z
0.20 (0.008)
0.50 (0.002)
0.20 (0.008)
C
Q
K
C
X
SEATING
PLANE
INCHES
MAX MIN MAX
20.10 0.783 0.791
14.10 0.547 0.555
— —
3.30 0.130
0.38 0.009 0.015
3.05 0.100 0.120
0.33 0.009 0.013
0.65 BSC 0.026 BSC
0.36 0.004 0.014
0.23 0.005 0.009
0.95 0.026 0.037
12.35 REF 0.486 REF
° ° ° °
5 16 5 16
0.17 0.005 0.007
0.325 BSC 0.013 BSC
° ° ° °
0 7 0 7
0.35 0.010 0.014
24.15 0.931 0.951
— —
0.005
° °
— —
0 0
18.15 0.695 0.715
MC68838 USER'S MANUAL
AA
DETAIL "A"
D
A
C A – B D
M
S S
A – B
S
H A – B D
S S
M
E
G DETAIL "B"
H
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETER.
3. DATUM PLANE -H- IS LOCATED AT BOTTOM OF LEAD AND IS
COINCIDENT WITH THE LEAD WHERE THE LEAD EXITS THE
PLASTIC BODY AT THE BOTTOM OF THE PARTING LINE.
4. DATUMS -A-, -B-, AND -D- TO BE DETERMINED AT DATUM PLANE -H-.
5. DIMENSIONS S AND V TO BE DETERMINED AT SEATING PLANE -C-.
6. DIMENSIONS A AND B DO NOT INCLUDE MOLD PROTRUSION. ALLOWA
PROTRUSION IS 0.25 (0.010) PER SIDE. DIMENSIONS A AND B DO INCLUD
MOLD MISMATCH AND ARE DETERMINED AT DATUM PLANE
7. DIMENSION D DOES NOT INCLUDE DAMBAR PROTRUSION. ALLOWABL
DAMBAR PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN EXCESS OF THE D
DIMENSION AT MAXIMUM MATERIAL CONDITION. DAMBAR CANNOT BE
LOCATED ON THE LOWER RADIUS OR THE FOOT.
51
50
B
B
31
30
F
J
BASE METAL
D
0.20 (0.008)
M
M
H
∩ 0.10 (0
M
N
C A – B
DETAIL "C
DATUM
PLANE
-H-.
13-11