Datasheet

© 2006 Fairchild Semiconductor Corporation www.fairchildsemi.com
FSA201 Rev. 1.2.2 8
FSA201

USB2.0 Full-Speed and Audio Switches with Negative Signal Capability
USB Full-Speed Related AC Electrical Characteristics
Symbol Parameter V
AUDIO
/ V
BUS
(V) Condition
T
A
=-40ºC to +85ºC
Unit
Min. Typ. Max.
t
SK(o)
Channel-to-Channel
Skew
(9)
V
AUDIO
=2.7V
V
BUS
=4.25V
t
R
=t
F
=12ns
(10-90%) at 6MHz
C
L
=50pF, R
L
=50
Figure 20, Figure 21
150 ps
t
SK(P)
Skew of Opposite
Transitions of the Same
Output
(9)
V
AUDIO
=2.7V
V
BUS
=4.25V
t
R
=t
F
=12ns
(10-90%) at 6MHz
C
L
=50pF, R
L
=50
Figure 20, Figure 21
150 ps
t
J
Total Jitter
(9)
V
AUDIO
=2.7V
V
BUS
=4.25V
R
L
=50, C
L
=50pF,
t
R
=t
F
=12ns
(10-90%) at 12Mbps
(PRBS=2
15
– 1)
1.6 ns
Note:
9. Guaranteed by characterization, not production tested.
Capacitance
Symbol Parameter V
AUDIO
/ V
BUS
(V) Condition
T
A
=-40ºC to +85ºC
Unit
Min. Typ. Max.
C
IN (ASEL)
Control Pin Input
Capacitance (A
SEL
)
V
AUDIO
=2.7V
V
BUS
=4.25V
V
Bias
=0.2V 2.5 pF
C
ON(D+/R, D-/L)
D+/R, D-/L (Common Port)
On Capacitance
V
AUDIO
=2.7V
V
BUS
=4.25V
A
SEL
=0V
(C
ONUSB
)
V
Bias
=0.2V, f=6MHz
Figure 26
25
pF
V
AUDIO
=2.7V
V
BUS
=4.25V
A
SEL
=2.7V
(C
ONAudio
)
V
Bias
=0.2V, f=6MHz
Figure 26
29
C
OFF(D+, D-)
USB Input Source
Off Capacitance
V
AUDIO
=2.7V
V
BUS
=4.25V
A
SEL
=2.7V
f=6MHz, Figure 25 5 pF
C
OFF(R/L)
Audio Input Source
Off Capacitance
V
AUDIO
=2.7V
V
BUS
=4.25V
A
SEL
=0V
f=6MHz, Figure 25 17 pF