Diodes Incorporated

Frequently Asked Questions

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Can HPD pin be connected to +5V directly?

Per HDMI Spec 1.4, HPD should be pulled high to 5V through a 1kΩ resistor.

Is the TMDS swing specification of DVI different from that of HDMI?

The TMDS swing specification of DVI is the same as that of HDMI.

What is the lowest input TMDS voltage that Periocm IC can accept?

The lowest single-ended TMDS voltage that Peicom IC can accept is 2.0V.  At the same time, the max offset of the DC voltages between TMDS + and – is 0.25V.