Motorola MC68020 User Manual

MOTOROLA MC68838 USER’S MANUAL 13-11
11.2.10 MC68EC020 FG Suffix—Package Dimensions
0.25
A
B
AA
0.20 (0.008)
C
A – B
D
M
S
S
0.50 (0.002)
D
1
30
A
Z
50
31
51
B
80
Y
0.20 (0.008)
H A – B DM S S
0.20 (0.008)
C
A – B D
M
S S
0.05 (0.002) D
A – B
0.20 (0.008)
H
A – B
D
M
S
S
S
DETAIL "C"
U
R
T
Q
K
X
DIM
A
MILLIMETERS
INCHES
MIN
MAX
MIN
MAX
19.90
20.10
0.783
0.791
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
C
OINCIDENT WITH THE LEAD WHERE THE LEAD EXITS THE
P
LASTIC 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. ALLO
WA
P
ROTRUSION IS 0.25 (0.010) PER SIDE. DIMENSIONS A AND B DO INCL
UD
M
OLD MISMATCH AND ARE DETERMINED AT DATUM PLANE -H-.
7
. DIMENSION D DOES NOT INCLUDE DAMBAR PROTRUSION. ALLOWA
BL
D
AMBAR PROTRUSION SHALL BE 0.08 (0.003) TOTAL IN EXCESS OF TH
E D
D
IMENSION AT MAXIMUM MATERIAL CONDITION. DAMBAR CANNOT BE
L
OCATED ON THE LOWER RADIUS OR THE FOOT.
FG SUFFIX
C
ASE 842D-01
M
C68EC020
C
M
M
H
G
E
C
SEATING
P
LANE
H
∩
0.10 (0
DATUM
P
LA
NE
DETAIL "C
DETAIL "B"
F
N
BASE METAL
D
J
0.20 (0.008)
C
A – B
M
DETAIL "A"
L
V
DETAIL "A"
P
A, B, D
H
DATUM
P
LANE
B
13.90
14.10
0.547
0.555
C
3.30
0.130
D
0.22
0.38
0.009
0.015
E
2.55
3.05
0.100
0.120
F
0.22
0.33
0.009
0.013
G
0.65 BSC
0.026 BSC
H
0.10
0.36
0.004
0.014
J
0.13
0.23
0.005
0.009
K
0.65
0.95
0.026
0.037
L
12.35 REF
0.486 REF
M
5
16
5
16
N
0.13
0.17
0.005
0.007
P
0.325 BSC
0.013 BSC
Q
0
7
0
7
R
0.35
0.010
0.014
S
23.65
24.15
0.931
0.951
T
0.13
0.005
U
0
0
V 17.65 18.15 0.695 0.715
° °
°°°°
°°
°°
81
100
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Motorola MC68020 Specifications

General

Brand	Motorola
Model	MC68020
Category	Computer Hardware
Language	English