Hayes Microcomputer Products RCV56HCF - Manual (Page 56)

RCV56HCF PCI/CardBus Modem Designer’s Guide
ROCKWELL PROPRIETARY INFORMATION 1129 4-8
4.4 PACKAGE DIMENSIONS
The package dimensions are shown in Figure 4-1 (144-pin TQFP) and Figure 4-2 (176-pin TQFP) .
e b
D
DETAIL A
DETAIL A
A1
L1
c
L
A
D2 D1 D1
A2
Millimeters
0.05
21.75
0.5
0.17
0.11
1.6 MAX
0.15
1.4 REF
22.25
20.0 REF
17.5 REF
0.75
1.0 REF
0.50 BSC
0.27
0.17
0.08 MAX
0.0020
0.8563
0.0197
0.0067
0.0043
A
A1
A2
D
D1
D2
L
L1
e
b
c
Coplanarity
Min. Max. Min. Max.
Inches*
Dim.
Ref: 144-PIN TQFP (GP00-D252)
* Metric values (millimeters) should be used for
PCB layout. English values (inches) are
converted from metric values and may include
round-off errors.
0.0630 MAX
0.0059
0.0551 REF
0.8760
0.7874 REF
0.6890 REF
0.0295
0.0394 REF
0.0197 BSC
0.0106
0.0067
0.0031 MAX
PD-TQFP-144 (040395)
D1
D
D2
D1
PIN 1
REF
Figure 4-1. Package Dimensions - 144-Pin TQFP