CMX7131
CMX7131 is Digital PMR Processor manufactured by CML Microsystems Plc.
Features
- Digital PMR
- Tx Outputs for Two-Point or I/Q Modulation
- ARIB STD-T98 DCR pliant
- Air Interface Physical Layer (Layer 1)
- Air Interface Data Link Layer (Layer 2)
- Rx Inputs for CMX994 Direct Conversion (I/Q) Receiver
- Two RF Synthesisers (CMX7131 only)
- Two Auxiliary ADCs (4 Multiplexed Inputs)
- 4FSK Modem
- 4.8 and 9.6 kbps Data Rates
- Soft-decision Data Output Option
- AFSD (Automated Frame Sync Detection)
- Raw Data Mode
- Four Auxiliary DACs
- Two Auxiliary System Clock Outputs
- Flexible Powersave Modes
- Available in Small LQFP or VQFN Packages
- Low-power (3.0 to 3.6 V) Operation
- C-BUS Serial Interface to Host µController
- Vocoder Connectivity
- Vocoder Management and Control (RALCWI Vocoders CMX608 and CMX618)
- Vocoder Data Transport (Third-party Vocoders e.g. AMBE3000)
RF Transmit VCO Modulator
RF Receive Discriminator or
Direct Conversion
Receiver CMX994
Rx and Tx Enable RF Synthesisers CMX7131
Sysotenmly clocks GPIO
Reference clock
Tx PA ramp DAC outputs
ADC inputs
3.0V to 3.6V
CMX7131/CMX7141
Digital PMR Processor
Built on Firm ASIC® Technology
7131/7141FI-2.x ARIB STD-T98 DCR
Vocoder RALCWI Vocoder
CMX618 or
Third-Party...