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 0.5mm spacing between the pads.

The device designator for the TQFP package is PV.

Figure 20-2. MC68VZ328 TQFP Mechanical Drawing
N0. 20T 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
C2
θ
VIEW AB
J1
J1
140X
4X
VIEW Y
PLATING
FAA
J
D
BASE
METAL
SECTION J1-J1
(ROTAT E D 90 )
144 PL
°
N0. 08 MTL-M
θ
DIM
AMIN 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
N0. 20 T L-M
M
L
N
2
θ
T
T
144X
X
X=L, M OR N