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HDMI hd port protection scheme
一、 The application background
1. Need support hot plug HDMI
2. The HDMI transmission rate is higher
3. The HDMI chip fragile, easy damage of electrostatic.
二、 The scheme in this paper
1. In the scheme of the HDMI cable, the clock frequency, etc on a transmission line with three TVS, low capacitance, reduce packaging area, electrostatic voltage clamp, can complete the transmission signal.
2. Meet IEC61000-4-2 electrostatic test standard.
3. Can through the ESD IEC61000-4-2 Level 4 Contact Discharge: 8 kv, Air Discharge: 15 kv tes project 三三、Information is as follows:
三、 Project information is as follows:
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