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Original question:

TPD12S520: ESD protection testing

TPD12S520: TPD12S520 TPD12S521 difference

Kami Huang60
Genius 3830 points
Part Number: TPD12S520
Other Parts Discussed in Thread: TPD12S521,

Dear Sir/Ms.

My client has the following questions, I don’t know how to reply, can you please help me?
TPD12S520/TPD12S521 has two types: Transmitter and Receiver.
What is the difference between the following two HDMI chips?

Best Regards,

Kami Huang

  • 0
    TI__Expert 8420 points

    Hi,

    The different is the TPD12S512 for transmitter. It have 5V_OUT pin for receiver.

    The TPD12S521 provides an on-chip regulator with current output ratings of 55 mA at pin 38. This current
    enables HDMI receiver detection even when the receiver device is powered off.