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AD8195
Data Sheet
Rev. B | Page 8 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
TA = 27°C, AVCC = 3.3 V, VTTI = 3.3 V, VTTO = 3.3 V, AVEE = 0 V, differential input swing = 1000 mV, pattern = PRBS 27 1,
TMDS outputs terminated with external 50 resistors to 3.3 V, unless otherwise noted.
REFERENCE EYE DIAGRAM AT TP1
DIGITAL
PATTERN
GENERATOR
AD8195
EVALUATION
BOARD
SERIAL DATA
ANALYZER
SMA COAX CABLE
HDMI CABLE
TP1
TP2
TP3
07049-
104
Figure 4. Test Circuit Diagram for Rx Eye Diagrams
0.125UI/DIV AT 2.25Gbps
250mV
/DI
V
07049-
105
Figure 5. Rx Eye Diagram at TP2
(Cable = 2 Meters, 24 AWG, Data Rate = 2.25 Gbps)
0.167UI/DIV AT 3.0Gbps
250mV
/DI
V
07049-
206
Figure 6. Rx Eye Diagram at TP2
(Cable = 2 Meters, 24 AWG, Data Rate = 3 Gbps)
0.125UI/DIV AT 2.25Gbps
250mV
/DI
V
07049-
107
Figure 7. Rx Eye Diagram at TP3, EQ = 12 dB
(Cable = 2 Meters, 24 AWG, Data Rate = 2.25 Gbps)
0.167UI/DIV AT 3.0Gbps
250mV
/DI
V
07049-
208
Figure 8. Rx Eye Diagram at TP3, EQ = 12 dB
(Cable = 2 Meters, 24 AWG, Data Rate = 3 Gbps)