Datasheet

CAD = 0
AUX+
AUX-
SN75DP122A
V =0V
I
V =3.6V
I
I =5mA
O
I =5mA
O
CAD = 0
AUX+
AUX-
SN75DP122A
0-2V
Source
Connector
Sink
Connector
GND
2.5-3.3V
1MΩ
100KΩ
50 Ω
50 Ω
50 Ω
50 Ω
1MΩ
100KΩ
0-2V
75-200nF
75-200nF
75-200nF
75-200nF
A
B
3.3V
GND
AUX
+ or -
3.3 V3.3 V
10 pF 50 pF
2kW
100kW
CAD=1
50%
2.2V
1.8V
T
sk(AUX)
SN75DP122A
www.ti.com ............................................................................................................................................................................................ SLLS939 – NOVEMBER 2008
Figure 5. Auxiliary Channel Test Circuit (CAD = LOW)
Figure 6. Auxiliary Channel Test Circuit (CAD = HIGH)
Figure 7. Auxiliary Channel Skew Measurement
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Product Folder Link(s): SN75DP122A