3 tqfp package dimensions, Tqfp package dimensions -3, Figure 20-2 – Motorola MC68VZ328 User Manual
Page 355: Mc68vz328 tqfp mechanical drawing -3
TQFP Package Dimensions
Mechanical Data and Ordering Information
20-3
20.3
TQFP Package Dimensions
Figure 20-2 illustrates the TQFP 20 mm
×
20 mm package, which has 0.5 mm spacing between the pads.
The device designator for the TQFP package is PV.
Figure 20-2. MC68VZ328 TQFP Mechanical Drawing
N
0.20 T L-M
144
GAGE PLANE
73
109
37
SEATING
108
1
36
72
PLANE
4X
4X 36 TIPS
PIN 1
IDENT
VIEW Y
B
B1
V1
A1
S1
V
P
G
A
S
0.1
C
2
θ
VIEW AB
J1
J1
140X
4X
VIEW Y
PLATING
F
AA
J
D
BASE
METAL
SECTION J1-J1
(ROTATED 90 )
144 PL
°
N
0.08
M
T L-M
θ
DIM
A
MIN
MAX
20.00 BSC
MILLIMETERS
A1
10.00 BSC
B
20.00 BSC
B1
10.00 BSC
C
1.40
1.60
C1
0.05
0.15
C2
1.35
1.45
D
0.17
0.27
E
0.45
0.75
F
0.17
0.23
G
0.50 BSC
J
0.09
0.20
K
0.50 REF
P
0.25 BSC
R1
0.13
0.20
R2
0.13
0.20
S
22.00 BSC
S1
11.00 BSC
V
22.00 BSC
V1
11.00 BSC
Y
0.25 REF
Z
1.00 REF
AA
0.09
0.16
θ
0
θ
0
7
θ
11 13
1
2
NOTES:
1.
DIMENSIONS AND TOLERANCING PER
ASME Y14.5M, 1994.
2.
DIMENSIONS IN MILLIMETERS.
3.
DATUMS L, M, N TO BE DETERMINED AT THE
SEATING PLANE, DATUM T.
4.
DIMENSIONS S AND V TO BE DETERMINED
AT THE 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 DO INCLUDE MOLD MISMATCH
AND ARE DETERMINED AT DATUM PLANE
H.
CASE 918-03
ISSUE C
°
°
°
°
°
0.05
C
L
(Z)
R2
E
C2
(Y)
R1
(K)
C1
1
θ
0.25
VIEW AB
N
0.20 T L-M
M
L
N
2
θ
T
T
144X
X
X=L, M OR N