Technical Data
MC68HC705C8A
—
Rev. 3
196
Mechanical Specifications
MOTOROLA
Mechanical Specifications
14.7 44-Pin Quad Flat Pack (QFP)
Figure 14-5. MC68HC705C8AFB Package Dimensions (Case #824A)
NOTES:
1.
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. ALLOWABLE PROTRUSION IS 0.25
(0.010) PER SIDE. DIMENSIONS A AND B DO
INCLUDE MOLD MISMATCH AND ARE DETERMINED
AT DATUM PLANE -H-.
7. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE 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.
2.
3.
4.
5.
6.
7.
L
33
34
23
22
44
1
11
12
DETAIL A
-D-
-A-
A
M
S
A-B
0.20 (0.008)
0.05 (0.002) A-B
D
S
C
S
A-B
M
0.20 (0.008)
D
S
H
S
B
S
A
C
M
0
D
S
A
H
M
0
D
0
V
L
-B-
-C-
SEATING
M
M
E
H
G
C
-H-
DATUM
PLANE
DETAIL C
0.01 (0.004)
M
-H-
DATUM
PLANE
T
R
K
Q
W
X
DETAIL C
DIM
A
B
C
D
E
F
G
H
J
K
L
M
N
Q
R
S
T
U
V
W
X
MIN
9.90
9.90
2.10
0.30
2.00
0.30
0.80 BSC
---
0.013
0.65
8.00 REF
5
0.13
0
0.13
12.95
0.13
0
12.95
0.40
1.6 REF
MAX
10.10
10.10
2.45
0.45
2.10
0.40
MIN
0.390
0.390
0.083
0.012
0.079
0.012
0.031 BSC
---
0.005
0.026
0.315 REF
5
0.005
0
0.005
0.510
0.005
0
0.510
0.016
0.063 REF
MAX
0.398
0.398
0.096
0.018
0.083
0.016
INCHES
MILLIMETERS
0.25
0.23
0.95
0.010
0.009
0.037
10
0.17
7
0.30
13.45
10
0.007
7
0.012
0.530
---
---
---
---
13.45
0.530
---
---
DETAIL A
B
B
-A-, -B-, -D-
S
A-B
M
0.20 (0.008)
D
S
C
F
N
SECTION B-B
J
D
BASE METAL
°
°
°
°
°
°
°
°
°
°