The CMX608/CMX618/CMX638 are flexible, high integration, high performance, RALCWI (Robust Advanced Low Complexity Waveform Interpolation) Vocoders, offering near toll quality voice at very low bit rates. A Forward Error Correction (FEC) engine provides optimum performance in real life applications. The RALCWI Vocoder comprises four independent functions whi.
Near Toll Quality RALCWI Coding Algorithm
Multiple Bit Rate Modes:
2400 or 2750 bps
3600 bps with FEC Enabled
4-bit Viterbi Soft Decision Decoding
Integrated Audio CODEC (CMX618/CMX638 only)
Integrated Input and Output Channel Filters
20ms, 40ms, 60ms and 80ms Packet Lengths
No Licensing or Royalty Payments
Ancillary Audio Functions:
Voice Activity Detector
Comfort Noise Generator
DTMF and Single Tone Regeneration
1.8V Low Power Operation, 3.3V Tolerant I/O
Small 48-pin LQFP and VQFN Packages
Provisional Issue
Applications
Digital PMR, LMR, Voice Radio
Digita.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | CMX602A |
CML |
Calling Line Identifier | |
2 | CMX602B |
CML |
Calling Line Identifier | |
3 | CMX605 |
Consumer Microcircuits Limited |
Digital Line to Pots Interface | |
4 | CMX608 |
Consumer Microcircuits Limited |
RALCWI Vocoders | |
5 | CMX60D10 |
Sensata |
Solid State Relay | |
6 | CMX60D10 |
Sensata |
Solid State Relay | |
7 | CMX60D10 |
Crydom |
Solid State Relay | |
8 | CMX60D20 |
Sensata |
Solid State Relay | |
9 | CMX60D20 |
Sensata |
Solid State Relay | |
10 | CMX60D20 |
Crydom |
Solid State Relay | |
11 | CMX60D5 |
Sensata |
Solid State Relay | |
12 | CMX60D5 |
Crydom |
Solid State Relay |