Texas Instruments TS3USB221E Evaluation Module TS3USB221EEVM TS3USB221EEVM Scheda Tecnica
Codici prodotto
TS3USB221EEVM
EVM Configuration and Description
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3.3
Board Stack-Up
shows the board stack-up.
Table 3. Board Stack-Up
Subclass
Thickness
Dielectric
Loss
Width
Impedance
Coupling
Spacing
Diff Z
o
Type
Shield
Name
(mils)
Constant
Tangent
(mils)
(
Ω
)
Type
(mils)
(
Ω
)
1
SURFACE
2
TOP
CONDUCTOR
2.4
1
0
7.5
47.72
EDGE
7.5
85.004
3
DIELECTRIC
4
4.1
0.035
4
GND
PLANE
1.2
1
0
YES
5
DIELECTRIC
48
4.1
0.035
6
VCC
PLANE
1.2
1
0
YES
7
DIELECTRIC
4
4.1
0.035
7.5
47.72
EDGE
7.5
85.004
8
BOTTOM
CONDUCTOR
2.4
1
0
9
SURFACE
6
TS3USB221/A/E High Speed USB 2.0 (480 Mbps) 1:2 Multiplexer/Demultiplexer
SCDU001A – July 2009 – Revised October 2009
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Copyright © 2009, Texas Instruments Incorporated