20
80 LQFP Dimensions
0.22-0.38
b
e
(Lead width)
(Lead pitch)
0.65 Basic
Max. 0.100
Max. 0.130
16.95 - 17.45
16.95 - 17.45
0.73 - 1.03
1.60 Ref.
ccc (Coplanarity)
ddd (Bent lds)
D
E
L
(Lead to lead width)
(Lead to lead length)
(Foot length)
L1 (Lead length)
R
(Lead foot radius)
0.13 - 0.30
Min. 0.13
R1 (Lead shoulder radius)
A
(Overall height)
Max. 2.45
Max. 0.25
1.80 - 2.20
0.11 - 0.23
13.90 - 14.10
13.90 - 14.10
13.90 - 14.10
13.90 - 14.10
0º - 7º
A1 (Standoff)
A2 (Package thickness)
c
(Lead thickness)
D1 (Bottom package width)
E1 (Bottom package length)
D2 (Top package width)
E2 (Top package length)
@
(Lead flat angle)
@1 (Lead shoulder angle)
Min. 0º
DETAIL "B"
@2 (Top package draft angle)
@3 (Bottom package draft angle)
15º
15º
LATTICE [ LATTICE SEMICONDUCTOR ]
