CMX7163

www.DataSheet4U.com CML Microcircuits COMMUNICATION SEMICONDUCTORS CMX7163 QAM Modem D/7163_FI-4.x/1 May 2010 DATASHEET 7163 FI-4.x QAM Modem Advance Information Features Half-duplex QAM modem supports multiple modulations and channel spacings No DSP or codecs required; simply upload modulation Function Image™ (FI) QAM 7163 FI-4.x o o o o o o o o o 4/16/64 QAM up to 96kbps in 25kHz Different rate, robust FEC choices Channel estimation and equalisation FEC and raw (uncoded) modes Two frame sync detectors Automatic frame sync detect Formatted blocks for packet construction Rx carrier frequency and phase correction Receive signal quality measurement Tx and Rx: ‘Direct connect’ to zero IF transceiver Simple external RC filters Digital IF filter reconfigures for multiple RF channel spacings (Rx) Deviation control without manual trim (Tx) I/Q trims SPI-like with register addressing Read/Write 128-byte FIFOs and data buffers streamline transfers and relax host service latency Auxiliary functions o o o o o o o Four 10-bit DACs One autonomous RAMDAC sequencer Four 10-bit ADCs ADC averaging and trip on high/low ‘watch’ modes Four GPIO Sequence GPIO on Tx or Rx trigger Start Tx on digital trigger input For external slave devices e.g. RF transceiver and synthesiser Pass-through mode expands host C-BUS/SPI capacity Master C-BUS/SPI serial interface o o High performance I/Q radio analog interface o o o o o Two Synthesised clock generators Low power 3.3V op...