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CMX983 - Analogue Front End

General Description

The CMX983 is an Analogue Front End (AFE) IC that bridges the gap between a digital radio’s RF section and the DSP.

Key Features

  • Rx channel.
  • Two 16-bit Σ-Δ ADCs.
  • Programmable Channel Filter.
  • Tx Channel.
  • Two 14-bit Σ-Δ DACs.
  • Programmable Channel Filter.
  • RF Support.
  • Two 2.1GHz Fractional-N Synthesisers.
  • Auxiliary Functions.
  • 10-bit ADC supporting 10 inputs.
  • Five Analogue Comparators.
  • 10-bit DACs driving 9 outputs.
  • DSP Interface.
  • C-BUS Control and Configuration Port.
  • Fast Serial Interface for Rx/Tx Data Provisional Information.
  • Duplex and Half d.

📥 Download Datasheet

Datasheet Details

Part number CMX983
Manufacturer Consumer Microcircuits Limited
File Size 5.43 MB
Description Analogue Front End
Datasheet download datasheet CMX983 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
CML Microcircuits COMMUNICATION SEMICONDUCTORS CMX983 Analogue Front End (AFE) for Digital Radio D/983/8 June 2018 Features  Rx channel  Two 16-bit Σ-Δ ADCs  Programmable Channel Filter  Tx Channel  Two 14-bit Σ-Δ DACs  Programmable Channel Filter  RF Support  Two 2.1GHz Fractional-N Synthesisers  Auxiliary Functions  10-bit ADC supporting 10 inputs  Five Analogue Comparators  10-bit DACs driving 9 outputs  DSP Interface  C-BUS Control and Configuration Port  Fast Serial Interface for Rx/Tx Data Provisional Information  Duplex and Half duplex operation  Narrow bandwidth and wide bandwidth operating modes  Direct connection to  CMX998 Cartesian Loop Transmitter  CMX994 Direct Conversion Receiver  Low power operation  3.3V and 1.