Cs181Xx Package; Figure 29. 144-Pin Lqfp Package Drawing - Cirrus Logic CobraNet Silicon Series Hardware User Manual

9.3

CS181xx Package

Notes:
1. Controlling dimension is millimeter.
2. Dimensioning and tolerancing per ASME
Y14.5M-1994.
DIM
A
A1
b
D
D1
E
E1
e
θ
L
L1
ddd
DS651UM21
Version 2.1
D D1
e b
θ
L

Figure 29. 144-Pin LQFP Package Drawing

MILLIMETERS
MIN NOM
--- ---
0.05 ---
0.17 0.22
22.00 BSC
20.00 BSC
22.00 BSC
20.00 BSC
0.50 BSC
0° ---
0.45 0.60
1.00 REF
TOLERANCES OF FORM AND POSITION
0.08
©
Copyright 2004 Cirrus Logic, Inc.
CobraNet Hardware User's Manual
Mechanical Drawings and Schematics
E
E1
ddd
M B
INCHES
MAX MIN NOM
1.60 ---
0.15 .002"
0.27 .007" .009"
.866"
.787"
.866"
.787"
.020"
7° 0°
0.75 .018" .024"
.039" REF
.003"
B
SEATING PLANE
L1
A
A1
MAX
--- .063"
--- .006"
.011"
--- 7°
.030"
49