fsusb31 Fairchild Semiconductor, fsusb31 Datasheet - Page 8
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fsusb31
Manufacturer Part Number
fsusb31
Description
Fsusb31 Low-power 1-port Hi-speed Usb 2.0 480mbps Switch
Manufacturer
Fairchild Semiconductor
Datasheet
1.FSUSB31.pdf
(15 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
fsusb31K8X
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
Company:
Part Number:
fsusb31UMX
Manufacturer:
TI
Quantity:
386
© 2006 Fairchild Semiconductor Corporation
FSUSB31 Rev. 1.0.6
Output: D+, D–
nput:
Test Diagrams
Control
Input
*C
L
HSDn+
HSDn–
includes test fixture and stray capacitance.
800mV
V
400mV
t
O
RISE
= 500ps
V
V
OL
OH
HSDn
HSDn
S
10%
T
Pulse Skew, T
R
(see AC Electrical Tables for specific values).
(Continued)
SK(P)
S
and R
V OE
GND
V
V
50%
GND
= | t
CC
CC
90%
50%
T
PHL
t
are functions of the application environment
PLH
D+, D–
– t
SK(P)
PLH
90%
t
FALL
50%
Figure 13. Break-Before-Make (t
|
FSUSB31
= 500ps
Figure 14. Switch Skew Tests
R
10%
L
50%
Figure 15. Bandwidth
t
PHL
V
OUT
C
L
*
8
Output1:
Input: D+, D–
Output1: D2+, D2–
Control
Input
800mV
400mV
GND
GND
t
RISE
HSD1+
HSD1–
V
V
= 500ps
OUT
0V
V
CC
V
OL
OH
V
BBM
V
V
OL
OH
Network Analyzer
T
Output Skew, T
IN
10%
SK(O)
)
R
S
GND
R
= | t
T
50%
PLH1
GND
90%
50%
V
V
t
PLH1
50%
S
OUT
– t
50%
SK(OUT)
t
PLH2
PLH2
90%
t
R
t
| or | t
D
50%
= t
F
= 2.5ns (10–90%)
PHL1
10%
50%
t
– t
FALL
t
0.9 x V
www.fairchildsemi.com
50%
PHL1
PHL2
t
PHL2
= 500ps
|
OUT