VSC7186 データシートの表示（PDF） - Vitesse Semiconductor
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VSC7186 Datasheet PDF : 16 Pages
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VITESSE
SEMICONDUCTOR CORPORATION
Advance Product Information
VSC7186
Figure 5: RFC1 Waveform
RFC1
TL
TH
Quad Transceiver
for Gigabit Ethernet
VIH(MIN)
VIL(MAX)
Table 4: Reference Clock Requirements
Parameters
Description
FR
Frequency Range
Min Max Units
Conditions
Range over which both transmit and
105
136
MHz
receive reference clocks on any link
may be centered
FO
Frequency Offset
Maximum frequency offset between
transmit and receive reference clocks
-200 200 ppm. on one link
DC
RFC1 duty cycle
TRCR,TRCF RFC1 rise and fall time
35
65
% Measured at 1.4V
—
1.5
ns. Between VIL(max) and VIH(min)
G52306-0, Rev. 2.0
3/27/00
VITESSE SEMICONDUCTOR CORPORATION
741 Calle Plano, Camarillo, CA 93012 • 805/388-3700 • FAX: 805/987-5896
Page 7
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