Freescale Semiconductor, Inc.
Pinout and Signal Descriptions
Pin Assignments in 112-pin QFP
4X
0.20 T L-M N
4X 28 TIPS
0.20 T L-M N
4X
P
J1
J1
PIN 1
IDENT
112
85
C
1
84
L
VIEW Y
X
108X
G
X=L, M OR N
VIEW Y
V
B
L
M
AA
J
B1
V1
28
57
BASE
METAL
F
D
29
56
M
0.13
T L-M N
N
SECTION J1-J1
A1
S1
ROTATED 90 COUNTERCLOCKWISE
°
NOTES:
A
1. DIMENSIONING AND TOLERANCING PER
ASME Y14.5M, 1994.
2. DIMENSIONS IN MILLIMETERS.
3. DATUMS L, M AND N TO BE DETERMINED AT
SEATING PLANE, DATUM T.
S
4. DIMENSIONS S AND V TO BE DETERMINED AT
SEATING PLANE, DATUM T.
5. DIMENSIONS A AND B DO NOT INCLUDE
MOLD PROTRUSION. ALLOWABLE
PROTRUSION IS 0.25 PER SIDE. DIMENSIONS
A AND B INCLUDE MOLD MISMATCH.
6. DIMENSION D DOES NOT INCLUDE DAMBAR
PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL NOT CAUSE THE D
DIMENSION TO EXCEED 0.46.
C2
VIEW AB
θ2
C
0.050
112X
0.10
T
SEATING
PLANE
θ3
MILLIMETERS
T
DIM MIN
MAX
20.000 BSC
10.000 BSC
A
A1
B
B1
C
20.000 BSC
10.000 BSC
---
1.600
0.150
1.450
0.370
0.750
0.330
θ
C1 0.050
C2 1.350
D
E
F
0.270
0.450
0.270
R
R2
G
J
0.650 BSC
0.090
0.170
K
P
0.500 REF
0.325 BSC
0.25
R R1
R1 0.100
R2 0.100
0.200
0.200
GAGE PLANE
S
S1
V
V1
Y
22.000 BSC
11.000 BSC
22.000 BSC
11.000 BSC
0.250 REF
1.000 REF
(K)
C1
θ1
E
Z
(Y)
(Z)
AA 0.090
0.160
8 °
7 °
13 °
13 °
0 °
3 °
11 °
11 °
θ
θ 1
θ 2
θ 3
VIEW AB
Figure 3-2. 112-pin QFP Mechanical Dimensions (case no. 987)
MC68HC912DG128 — Rev 3.0
Technical Data
Pinout and Signal Descriptions
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