Rabbit 2000 - Page 57

User’s Manual 51
Figure 5-3. PC Board Land Pattern for Rabbit 100-pin PQFP
15.29 mm (min.)
18.71 mm (max.)
12.35 mm
17.0 mm
0.3450.44 mm
0.65 mm
21.29 mm (min.)
24.71 mm (max.)
1
30
31
50
51
80
81
100
18.85 mm
23.0 mm
1.71 mm
J
T
: 0.270.53 mm
Toe Fillet
J
H
: 0.220.55 mm
Heel Fillet
J
S
: 00.122 mm
Side Fillet
TOLERANCE AND SOLDER JOINT ANALYSIS
Z
max
: 18.71 or 24.71 mm
G
min
: 15.29 or 21.29 mm
X: 0.44 mm
W
min
S
max
L
min
T
Solder fillet min/max (toe, heel, and side respectively)
Toe-to-toe distance across chip
Heel-to-heel distance across chip
Toe-to-heel distance on pin
Width of pin
J:
L:
S:
T:
W:
(max.)