MAX3172 Просмотр технического описания (PDF) - Maxim Integrated
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MAX3172 Datasheet PDF : 19 Pages
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+3.3V Multiprotocol Software-Selectable
Cable Terminators and Transceivers
A
R1
52Ω
OHMMETER
S1 ON
S2 OFF
R3
127Ω
R2
52Ω
B
VCM = ±7V OR ±2V
A
OHMMETER
VCM = ±2V
B
Test Circuits
R1
52Ω
S1 ON
R3
127Ω
S2 ON
R2
52Ω
Figure 1. V.11 or V.35 Differential Impedance Measurement
Figure 2. V.35 Common-Mode Impedance Measurement
T
CL
RL
T
R
15pF
Figure 3. V.10/V.28 Driver Test Circuit
Figure 4. V.10/V.28 Receiver Test Circuit
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