AD8190 Analog Devices, AD8190 Datasheet - Page 8

• Manufacturer Part Number: AD8190
• Description: 2:1 HDMI/DVI Switch with Equalization Data Sheet (Rev. 0, 8/2006)
• Manufacturer: Analog Devices

AD8190
TYPICAL PERFORMANCE CHARACTERISTICS
T
1000 mV, TMDS outputs terminated with external 50 Ω resistors to 3.3 V, pattern = PRBS 2
A
= 27°C, AVCC = 3.3 V, VTTI = 3.3 V, VTTO = 3.3 V, DVCC = 3.3 V, AMUXVCC = 5 V, AVEE = 0 V, DVEE = 0 V, differential input swing =
Figure 6. RX Eye Diagram at TP2 (Cable = 20 m, 24 AWG)
Figure 5. RX Eye Diagram at TP2 (Cable = 2 m, 30 AWG)
REFERENCE EYE DIAGRAM AT TP1
0.125UI/DIV AT 1.65Gbps
0.125UI/DIV AT 1.65Gbps
GENERATOR
PATTERN
DIGITAL
Figure 4. Test Circuit Diagram for RX Eye Diagrams
TP1
Rev. 0 | Page 8 of 24
HDMI CABLE
Figure 8. RX Eye Diagram at TP3, EQ = 12 dB (Cable = 20 m, 24 AWG)
Figure 7. RX Eye Diagram at TP3, EQ = 6 dB (Cable = 2 m, 30 AWG)
TP2
7
− 1, data rate = 1.65 Gbps, unless otherwise noted.
EVALUATION
AD8190
BOARD
0.125UI/DIV AT 1.65Gbps
0.125UI/DIV AT 1.65Gbps
SMA COAX CABLE
TP3
SERIAL DATA
ANALYZER