參數(shù)資料
型號(hào): MC68EN302CPV20BT
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 4 CHANNEL(S), 10M bps, LOCAL AREA NETWORK CONTROLLER, PQFP144
封裝: 20 X 20 MM, 1.40 MM HEIGHT, 0.50 MM PITCH, PLASITC, LQFP-144
文件頁數(shù): 18/128頁
文件大小: 641K
代理商: MC68EN302CPV20BT
Ordering and Mechanical Information
MOTOROLA
MC68EN302 REFERENCE MANUAL
9-5
9.2.2 144 Thin Quad Flat Pack (TQFP)
0.20 (0.008)
L– M
N
H
0.20 (0.008)
L– M
N
H
CL
DETAIL "C"
K
E
Y
DIM
A
MILLIMETERS
MIN
MAX
INCHES
MIN
MAX
20.00 BSC
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 COINCIDENT WITH THE LEAD WHERE
THE LEAD EXITS THE PLASTIC BODY AT THE
BOTTOM OF THE PARTING LINE.
4. DATUMS -L-, -M-, AND -N- TO BE DETERMINED AT
DATUM PLANE -H-.
5. DIMENSIONS S AND V TO BE DETERMINED AT SEATING
PLANE -T-.
6. DIMENSIONS A AND B DO NOT INCLUDE MOLD PROTRUSION.
ALLOWABLE PROTRUSION IS 0.25 (0.010 PER SIDE.
DIMENSIONS A AND B DO NOT INCLUDE MOLD
MISMATCH AND ARE DETERMINED AT DATUM LINE -H-.
7. DIMENSION D DOES NOT INCLUDE DAMBAR PROTRUSION.
ALLOWABLE DAMBAR PROTRUSION SHALL NOT CAUSE
THE D DIMENSION TO EXCEED 0.35 (0.014).
H
∩ 0.08 (0.003)
SEATING
PLANE
DETAIL "C"
DETAIL "B"
BASE METAL
0.08(0.003)
T L – M
N
M
S
DETAIL "A"
(ROTATED 90°)
144 PL
G
P
CASE 918-02
144 TQFP
B
B1
0.790 BSC
22.00 BSC
0.866 BSC
11.00 BSC
0.433 BSC
22.00 BSC
0.866 BSC
11.00 BSC
0.433 BSC
0.790 BSC
10.00 BSC
0.25 BSC
0.010 BSC
0.394 BSC
C
D
E
F
J
G
S
S1
V
V1
Y
K
P
R1
R2
AA
0.50 BSC.
0.20 BSC.
Z
A1
C1
C2
0.002
0.006
0.15
0.05
0.053
0.057
1.45
1.35
0.007
0.011
0.27
0.17
0.018
0.030
0.75
0.45
0.007
0.009
0.23
0.17
0.004
0.008
0.20
0.09
0.005
0.008
0.20
0.13
0.005
0.008
0.20
0.13
0.16
0.09
0.006
0.004
13°
11°
13°
11°
1
2
0.50 REF
0.020 REF
0.25 REF
0.010 REF
1.00 REF
0.039 REF
0.055
0.063
1.60
1.40
R1
GAGE PLANE
1
2
R2
C1
C2
0.25 (0.010)
C
T
A
S1
A1
S
B
V1
B1
72
73
108
109
144
1
37
36
D
F
J
AA
L, M, N
0.05 (0.005)
θ
Z
V
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