CMX882, a full-function half-duplex audio and signalling processor IC for FRS and PMR446 type facilities suitable for both complex and simple end-designs. Under the control of the host µC, all voiceband requirements are catered for: voiceband and sub-audio filtering, pre/de-emphasis, compression and expansion and audio routing and global level setting with s.
• Automatic signal type scanning and IRQ on detection of valid Rx signals, level or RSSI
• Tone generator for caller recognition tunes
• Programmable power down control
• Programmable signal detection thresholds
• Low Power operation with Zero Power mode
• Uncommitted Aux ADC with switchable input
to monitor signals
• Silent operation by removal of unwanted calls
• Voice processing facilities, including Tx and Rx gain setting and voice/subaudio filtering
• C-BUS serial host interface
• RF interface allowing 1 or 2 point modulation
• Programmable soft limiter
• Enhanced CTCSS and 23/24 bit DC.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | CMX885 |
Consumer Microcircuits Limited |
Marine VHF Audio and Signalling Processor | |
2 | CMX8341 |
Consumer Microcircuits Limited |
Digital PMR (dPMR) Baseband Processor | |
3 | CMX865 |
CML |
FSK Modem and DTMF Codec | |
4 | CMX865A |
CML |
DTMF CODEC AND TELECOM SIGNALLING COMBO | |
5 | CMX867 |
CML Microcircuits |
Low Power V.22 Modem | |
6 | CMX867A |
CML Microcircuits |
Low Power V.22 Modem | |
7 | CMX869 |
CML Microcircuits |
Low Power V.32 bis Modem | |
8 | CMX-3000 |
Pioneer |
CD Player | |
9 | CMX-309 |
ETC |
CMX-309 | |
10 | CMX017 |
ETC |
UHF FM/FSK Transmitter | |
11 | CMX018 |
ETC |
UHF FM/FSK Receiver | |
12 | CMX100D10 |
Sensata |
Solid State Relay |