fsusb31 Fairchild Semiconductor, fsusb31 Datasheet - Page 7

• Manufacturer Part Number: fsusb31
• Description: Fsusb31 Low-power 1-port Hi-speed Usb 2.0 480mbps Switch
• Manufacturer: Fairchild Semiconductor

© 2006 Fairchild Semiconductor Corporation
FSUSB31 Rev. 1.0.6
Test Diagrams
R
(see AC Electrical tables for specific values).
*C
L
, R
L
includes test fixture and stray capacitance.
GND
S
GND
, and C
V
HSD
IN
Figure 10. AC Test Circuit Load
GND
V
L
V
are functions of the application environment
IN
OE
Figure 8. On Resistance
HSD
R
R
ON
FSUSB31
V
S
ON
= V
ON
FSUSB31
/ I
ON
V
Input – OE
Output – V
OE
S
Figure 12. Turn On / Turn Off Waveform (t
= 0 to V
Dn
D+, D–
C
t
L
RISE
*
V
GND
CC
OUT
CC
GND
= 2.5ns
V
V
OH
OL
GND
R
10%
L
I
ON
V
OUT
V
t
ON
CC
90%
7
/2
90%
Output: D+, D–
Input:
Figure 11. Switch Propagation Delay Waveforms
90%
V
CC
HSD+,
HSD–
t
800mV
400mV
NC
/2
RISE
90%
= 500ps
10%
V
V
t
OFF
OL
OH
t
FALL
Each switch port is tested separately.
ON
FSUSB31
Figure 9. Off Leakage
10%
/ t
= 2.5ns
OFF
)
50%
(t
90%
50%
PD
V
OE
t
S
PLH
)
= 0 or V
ID
90%
n(OFF)
A
50%
CC
10%
50%
www.fairchildsemi.com
t
FALL
t
PHL
GND
= 500ps
V
IN