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AK2346A - Two-way Radio Audio Processor

General Description

AK2346A includes audio filter, limiter, splatter filter, Compandor, scrambler, MSK Modem, which is highly integrated two-way radio baseband functions for FRS and LMR.

Key Features

  • Audio processing.
  • TX and RX amplifier.
  • Pre/De-emphasis circuit.
  • Compressor and Expander with no external components.
  • Scrambler and De-scrambler in frequency inversion type with 16 different carrier clocks.
  • Limiter with level adjuster.
  • Splatter filter for wide and narrow band.
  • Digital controlled amplifier for microphone, modulator and demodulator sensitivity.
  • 1200/2400bit/s MSK Modem with frame detection.
  • W.

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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.

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ASAHI KASEI [AK2346A] AK2346A Two-way Radio Audio Processor 1. Features • Audio processing • TX and RX amplifier • Pre/De-emphasis circuit • Compressor and Expander with no external components • Scrambler and De-scrambler in frequency inversion type with 16 different carrier clocks • Limiter with level adjuster • Splatter filter for wide and narrow band • Digital controlled amplifier for microphone, modulator and demodulator sensitivity • 1200/2400bit/s MSK Modem with frame detection • Wide range operation voltage: 2.6V to 5.5V, temperature: -40 to 85 °C • Oscillator circuit for 14.7456MHz crystal • Serial control interface operation • Compact plastic packaging, 24-pin QFNJ (4.0 x 4.0 x 0.75mm 0.5mm pitch) 2.