Pass HDMI compliance tests with ease
Bill Martin
Abstract
The LTC4300A-1, a 2-wire bus buffer with a capacitance buffering feature that allows devices to pass the HDMI DDC input capacitance compliance test with ease, is described.
Keywords
HDMI
display data channel
LTC4300A-1
Introduction
The high definition multimedia interface (HDMI) is fast becoming the de facto standard for passing digital audio and video data in home entertainment systems. This standard includes an I2C type bus called a display data channel (DDC) that is used to pass extended digital interface data (EDID) from the sink device (such as a digital TV) to the source device (such as a digital A/V receiver). EDID includes vital information on the digital ...
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