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MAX3814 Datasheet DVI/HDMI TMDS FR-4 and Cable Equalizer/Driver

Manufacturer: Maxim Integrated (now Analog Devices)

General Description

The MAX3814 TMDS® EQ/driver IC compensates for FR-4 and cable losses up to the DVI/HDMI transmit connector and provides a fully compliant DVI/HDMI TMDS output.

The device can also be used in DVI/HDMI cable applications to extend reach and improve jitter margin of cable channels at the receive-side connector.

The on-chip TMDS drivers operate at a standard current level for implementing a typical DVI/HDMI nonback-terminated transmitter, as well as a 50% higher current mode for using a 200Ω back termination resistor (nonmatching) to achieve a 10dB return loss.

Overview

19-0813; Rev 0; 5/07 KIT ATION EVALU E L B AVAILA www.DataSheet4U.

Key Features

  • Equalizes FR-4 Board Microstrip and Cable HF Losses Up to 15dB at 825MHz for Operation at 0.25Gbps to 1.65Gbps.
  • Compatible with HDMI 1.3.
  • Less Than 0.2UIP-P Residual Jitter at 1.65Gbps for 0 to 15dB Channel Loss at 825MHz.
  • Input Terminations: 50Ω (Each Side to VCC) ±10%.
  • Output of Driver is a Fully DVI/HDMI TMDSCompatible Cable Driver.
  • Output Amplitude: 1.05VP-P Differential.
  • Enable Pin to Select Normal Operation or PowerDown Mode.