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AD9867 Datasheet Broadband Modem Mixed-Signal Front End

Manufacturer: Analog Devices

General Description

The AD9867 is a mixed-signal front-end (MxFE) IC for transceiver applications requiring Tx and Rx path functionality with data rates up to 75 MSPS.

Its flexible digital interface, power-saving modes, and high Tx-to-Rx isolation make the part well suited for half-duplex and full-duplex applications.

The digital interface is extremely flexible allowing simple interfaces to digital back ends.

Overview

Broadband Modem Mixed-Signal Front End AD9867.

Key Features

  • Low cost, 3.3 V CMOS MxFE® for broadband modems 10-bit digital-to-analog converter (DAC) 2×/4× interpolation filter 250 MSPS DAC update rate 10-bit, 75 MSPS ADC Low noise RxPGA Dual channel muxed input 6 dB input overload attenuator.
  • 12 dB to +48 dB (without attenuator) Third-order programmable low-pass filter Flexible digital datapath interface Half-duplex and full-duplex operation Programmable delay Tx driver disable signal Various power-down/reduction modes Internal clock multiplier (.