fsusb30 Fairchild Semiconductor, fsusb30 Datasheet - Page 8

• Manufacturer Part Number: fsusb30
• Description: Fsusb30 ? Low-power 2-port Hi-speed Usb 2.0 480mbps Switch
• Manufacturer: Fairchild Semiconductor

© 2006 Fairchild Semiconductor Corporation
FSUSB30 Rev. 1.1.5
Input:
Output: D+, D–
Control
Input
*C
L
includes test fixture and stray capacitance.
V
HSDn+
HSDn–
O
800mV
400mV
t
RISE
= 500ps
V
V
OL
OH
HSDn
HSDn
S
10%
R
(See AC Electrical Tables for specific values).
T
Pulse Skew, T
S
SK(P)
and R
GND
V
V
V Sel
CC
CC
GND
50%
= | t
90%
T
50%
D+, D–
PHL
are functions of the application environment
t
PLH
– t
SK(P)
PLH
90%
t
FALL
Figure 9. Break-Before-Make (t
50%
|
FSUSB30
= 500ps
Figure 10. Switch Skew Tests
R
L
10%
50%
Figure 11. Bandwidth
V
t
PHL
OUT
C
L
*
8
Output1:
Input: D+, D–
Output1: D2+, D2–
Control
Input
800mV
GND
GND
400mV
t
RISE
V
HSD1+
HSD1–
V
OUT
0V
CC
= 500ps
V
V
BBM
OL
OH
V
V
V
OL
OH
Network Analyzer
IN
T
Output Skew, T
)
10%
SK(O)
R
S
GND
R
= | t
T
50%
PLH1
GND
90%
50%
V
V
50%
t
S
PLH1
OUT
50%
– t
SK(OUT)
t
PLH2
PLH2
t
R
t
90%
D
= t
| or | t
50%
F
= 2.5ns (10–90%)
PHL1
10%
50%
0.9 x V
www.fairchildsemi.com
t
– t
FALL
t
50%
PHL1
PHL2
t
PHL2
= 500ps
OUT
|