VITESSE
VSC8101/8102
Preliminary Data Sheet
155.52 Mb/s Clock and
Data Recovery Units
VSC8101/8102 DC Characteristics (Over recommended operating conditions)
Table 1: Inputs and Outputs
Parameter
Description
VIH
Input HIGH voltage
VIL
Input LOW voltage
VOH
Output HIGH voltage
VOL
Output LOW voltage
∆ VI
Input voltage swing for
REFCK+/- and SDAT+/-
VOCM
∆ VO
Output common mode
voltage for RDAT+/- and
RCLK+/-
Output voltage swing for
RDAT+/- and RCLK+/-
Min Typ Max Units
Conditions
VCC -
1150
—
VCC -
600
mV
Guaranteed HIGH signal for all
inputs
VTT
—
VCC-
1500
mV
Guaranteed LOW signal for all
inputs
VCC -
1020
—
VCC -
700
VIN = VIH (max) or VIL (min).
mV Outputs terminated identically into
VTT with 50 ohms.
VTT
—
VCC -
1620
VIN = VIH (max) or VIL (min).
mV Outputs terminated identically into
VTT with 50 ohms.
(1) For AC-Coupling: input swing
at the pin.
450
—
—
mV (2) For DC-Coupling: input swing
referenced to the common mode
voltage;
.5 +
VTT
—
.8 +
VTT
Differential Outputs terminated
identically into VTT with 50 ohms.
600
—
—
mV
Differential Outputs terminated
identically into VTT with 50 ohms.
Table 2: Power Dissipation
Parameter
Description
Min Typ Max Units
Conditions
PD
Power dissipation
(VSC8101)
—
—
400
mW Outputs open, VCC = 2.1V
PD
Power dissipation
(VSC8102)
—
—
3.0
W same as above
ICC
Supply current (VSC8101)
—
—
190
mA same as above
ICC
Supply current (VSC8102)
—
—
1430 mA same as above
G52087-0 Rev. 1.3
® VITESSE Semiconductor Corporation
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