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| GS6081 Datasheet, PDF (9/19 Pages) Semtech Corporation – Input signal trace equalizationnull | |||
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3. Input/Output Circuits
VCC
VCC
VCC
VCC
DDI
DDI
EQ RC*
VCC
5kΩ
50Ω
50Ω
700pF
10kΩ
*RC Network
for Trace Equalization
Figure 3-1: Differential Input Stage (DDI/DDI)
VCC
IREF
VCC
VCC
SDO SDO
Figure 3-2: Differential Output Stage (SDO1/SDO1,
SDO2/SDO2)
VCC
VCC
Pull-up
80μA typical
(50-150μA)
IN
VREF
VCC
IN
Pull-down
80μA typical
(50-150μA)
VREF
Figure 3-3: Control Input (DISABLE1, SD_EN, EQ_EN)
Figure 3-4: Control Input (DISABLE2)
GS6081
Final Data Sheet
PDS-060046
Rev.4
July 2014
www.semtech.com
9 of 19
Proprietary & Confidential
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