Datasheet

© 2006 Fairchild Semiconductor Corporation www.fairchildsemi.com
FSA201 Rev. 1.2.2 15
FSA201

USB2.0 Full-Speed and Audio Switches with Negative Signal Capability
Test Diagrams (Continued)
V
OUT
GND
GND
R
T
GND
GND
V
S
R
S
Network Analyzer
V
CNTRL
GND
R
S
and R
T
are functions of the application
environment (see AC Tables for specific values )
V
IN
V
CNTRL
=fn (V
audio
and V
bus
)
V
OUT
GNDGND
V
S
V
S
S
Figure 22. USB Bandwidth
R
S
and R
T
are functions of the application
environment (see AC Tables for specific values)
V
OUT
GND
GND
R
T
GND
GND
V
S
R
S
Network Analyzer
R
T
GND
V
CNTRL
GND
OFF-Isolation = 20 Log (V
OUT
/ V
IN
)
V
IN
V
CNTRL
= fn (V
audio
and V
bus
)
T
V
OUT
S
V
-
OUT
V
)
Figure 23. Channel Off Isolation
V
OUT
GND
GND
R
T
GND
GND
V
S
R
S
Network Analyzer
R
T
GND
V
CNTRL
GND
NC
CROSSTALK = 20 Log (V
OUT
/ V
IN
)
V
IN
V
CNTRL
= fn V
audio
and V
bus
)
R
S
and R
T
are functions of the application
environment (see AC Tables for specific values)
T
S
GNDGNDGND
Figure 24. Non-Adjacent Channel-to-Channel Crosstalk