CMX7861

CML Microcircuits COMMUNICATION SEMICONDUCTORS CMX7861 FirmCODEC® D/7861_FI-1.x/2 June 2012 DATASHEET 7861FI-1.x Programmable Baseband Interface Advance Information Features  Dual Channel Codecs o Can operate in modem or codec mode o Two ADCs 16 bit o Two DACs 14 bit o Programmable input and output gain o Differential/single ended inputs/outputs  Digital Channel Filters o Two fully-programmable digital filters o Filter design and configuration support  Auxiliary ADCs o Four 10-bit DACs o Autonomous RAMDAC sequencer  Auxiliary ADC o One 10-bit ADC with four-input MUX o ADC averaging, trip on high/low ‘watch’ modes  Auxiliary GPIO o Four programmable input/outputs  Auxiliary Synthesised Clock Generators o Two programmable clock outputs  C-BUS Host Serial Interface o SPI-like with register addressing o Read/write 128-byte FIFOs and data buffers o Streamline transfers, low host service latency  Master SSP Interface o External slave device control o Serial Flash connection o Pass-through (Thru-port) mode expands host C-BUS/SPI capacity Features Cont.  Low-power 3.0V to 3.6V operation  Multiple power-saving options  Small 64-pin VQFN Package  Evaluation support o PE0601-7861 Evaluation kit o PE0002 Interface card Applications  General-purpose DSP analogue/digital interface o Sensors o Control systems o Telemetry/SCADA/data modems  High Performance Narrowband Data Radio o DMR o APCO P25 o Software Defined Radio (SDR) o 6.25kHz to 25kHz RF channel spacings o worl...