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TS3DV642: The HDMI issue for TS3DV642AORUAR

Part Number: TS3DV642


Tool/software:

Hi,

We use the TS3DV642AORUAR for HDMI 2:1 demultiplexer, and now, we have below issue for this device:

1. It have two channels HDMI input signal, and output 1 channel HDMI, the HDMI is HDMI 1.4 version and 3,4Gbps speed;

2. We pull up the SEL2 to high and set the input signal to CHB, the HDMI signal output is fine, our screen is display well;

3. We pull down the SEL1 to low and set the input signal to CHA, the HDMI signal output is abnormal, our screen is blink, plesae refer to below video:

4. We remove the TS3DV642AORUAR and connect the CHA to screen, out screen is display well;

5. Above all, we consider TS3DV642AORUAR design has some error for the CHA;

6. We pull down the HPD but there are no improved

7. Plesae kindly review the schematic diagram and provide your commend if there are any error for our design, thanks.

TS3DV642 HDMI DEMUX.pdf