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| MAX13171E Datasheet, PDF (21/38 Pages) Maxim Integrated Products – Multiprotocol, Pin-Selectable Data Interface Chipset | |||
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Multiprotocol, Pin-Selectable
Data Interface Chipset
Timing Diagrams (continued)
VL
TIN_
0V
V0H
A
-V0L
VL/2
tPHL
3V
tR, tF ⤠10ns
0
-3V
tF
SRF = 6/tF
VL/2
tPLH
3V
0
-3V
SRR = 6/tR
tR
Figure 10. V.28 Transmitter Propagation Delay
(2.0V) VIH
A
(0.8V) VIL
V0H
R
V0L
1.3V
tPHL
90%
VL/2
10%
tF
Figure 11. V.28 Receiver Propagation Delay
tR, tF ⤠10ns
1.3V
tPLH
90%
10%
VL/2
tR
A
A
I
AMMETER
VDM = ±2V
R1 = 52â¦
S1 ON
R3 = 127â¦
S2 OFF
R2 = 52â¦
B
VCM = ±7V OR ±2V
RDM
=
VDM
I
AMMETER
I
VCM = ±2V
RCM
=
VCM
I
R1 = 52â¦
S1 ON
R3 = 127â¦
S2 ON
R2 = 52â¦
B
Figure 12. V.11 or V.35 Differential Impedance Measurement
Figure 13. V.35 Common-Mode Impedance Measurement
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