VESTEL MB120 DS Service Manual page 45

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Cascadable to make more than 2 output ports
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Provide companion HDCP 2.2 Controller (EPF025R) with integrated HDCP keys.
• 100-pin TQFP EPAD package
B. EP025R
General Description
EPF025R is a HDCP 2.2 Controller for Explore HDMI 2.0 chips which has HDCP 2.2 function. It can handle
the HDCP 2.2 authentication and ALU calculation for both HDCP 2.2 RX or TX. The EPF025R also provide
the miscellaneous controls of HDMI 2.0 function. It can support the Software DDC up to 4 port, Hot-Plug
signal detect/control, and CEC. The EPF025R has embedded Flash that provide the HDCP Key storage. It can
also provide the EDID storage.
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Figure 19: Block Diagram