DS91M125_14 Datasheet, PDF (8/15 Pages) Texas Instruments – 125 MHz 1:4 M-LVDS Repeater with LVDS Input

DS91M125
SNLS290B – AUGUST 2008 – REVISED NOVEMBER 2009
DI+
DI-
B
A
V_DIFF
1.2V
t_PLH
0V (Differential)
1.2V
t_PHL
0V
1.3V
1.1V
V_OH
V_OL
V_P(H)
90%
0V
10%
t_TLH
V_DIFF = A - B
90%
V_SS
0V
V_P(L)
10%
t_THL
0 V_SS
Figure 7. Driver Propagation Delays and Transition Time Waveforms
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Power Supply
Power Supply
Generator
50:
DI+
D
DI-
DE
C_L
A
R_L/2
C_D
R_L/2
V_OS(SS) TYP
B
C_L
Figure 8. Driver TRI-STATE Delay Test Circuit
DE
A-B WHEN DIN = L
V_DD /
2
t_PHZ
50%
V_DD /2
V_DD
0V
t_PZH
50%
~ 0.6V
0V
A-B WHEN DIN = H
50%
t_PLZ
50%
t_PZL
0V
~ 0.6V
Figure 9. Driver TRI-STATE Delay Waveforms
8
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