CMX8341 Overview
The 8341FI-1.x Function Image™ (FI) implements a half-duplex digital PMR processor including: 4FSK modem, a large proportion of the dPMR™ Air Interface; Physical, Data Link and Control layers, and an embedded low bit rate RALCWI Vocoder (with no license or royalties required).
CMX8341 Key Features
- Digital PMR (dPMR) Baseband Processor o dPMR (ETSI TS 102 490) pliant o Air Interface Physical Layer (Layer 1) o Air Int
- Soft-decision Decoding
- AFSD (Automatic Frame Sync Detection)
- RALCWI Vocoder o Fully Embedded Implementation o No Licensing or Royalty payments o 3600bps Over Air Data Rate
- Analogue PMR (Legacy mode) o Full Audio Band Processing o Sub-audio Filtering o CTCSS and DCS o 12.5 and 25kHz Channel F
- Built on FirmASIC™ Technology o Function Image™ 8341FI-1.x Required o Serial Memory or Host Loading o Integration Roadma
- Auxiliary functions o 2 System Clock Outputs o Tx PA Ramp DAC o 3 DACs, 4 inputs Multiplexed to 2 ADCs o GPIO o Tx Enabl
- Half-duplex Operation
- Input from RF Discriminator
- 2-point Modulation Drivers