CMX7011 Datasheet, PDF (1/33 Pages) CML Microcircuits – Embedded audio-band modem

CML Microcircuits
COMMUNICATION SEMICONDUCTORS
CMX7011
Digital Voice
Processor
D/7011_FI1.x/6 April 2013
DATASHEET
Provisional Issue
7011FI-1.x: Digital Voice Encryption for Analogue Radio Systems
Features
Applications
 Digital voice security on analogue PMR channels
(12.5kHz/25kHz)
 Simple interfacing, via audio connections, to existing
PMR radio
 Ultimate in high-level analogue radio security
 Embedded RALCWI Vocoder (supplied under licence
and royalty free)
 Embedded audio-band modem
 Built in robust over-air data protocol with good tolerance
to bit errors
 Ultimate in high-level analogue radio security
 Real-time voice security
 Voice encryption on analogue PMR radios
 Secure wireless door access and gate
entry systems
 Providing the digital advantage on
analogue radio systems
 A Plug and Play device (the CMX188) can
be made available for high quantity
applications
 Real-time digital voice encryption with
user-programmable 16-bit encryption keys
 External voice data routing option
 Programmable instant voice capture – eliminating ‘PTT’ clipping
 Voice storage and retrieval with ‘step back’ feature
 Packet data with user-programmable packet data size
 Flexible 256 address programming
 Late entry operation, provides optimum
performance in fading conditions
 Small 48-pin LQFP/VQFN package options
Audio Signal
Input
Audio Signal
Output
CMX7011 Digital Voice Processor
Digital
Gain
Control
Audio
Codec
Digital
Filters
Vocoder
Air Interface
Voice Data Coding
Packet Data Coding
Real-time Encryption
Audio-band
Data Modem
Voice Storage/Retrieval
Registers and Control Interface
Microcontroller
Optional
Serial Flash
Power
 2013 CML Microsystems Plc