eP91H1 is an HDMI 1.4 HeC (HDMI ethernet Channel) Physical Layer Transceiver. eP91H1 uses one signal pair composed of the HeC- and the HeC+ lines to transmit/receive 100BASe-TX ethernet signal. It is totally compliant with HDMI 1.4a specification. -HDMI ethernet Tx/Rx (HeC) -HDMI 1.4a compliant -Support 100BASe-TX ethernet signal transmission and receiving (HeC). -Support Power Down control -24-pin SSOP package