The MC92305 is a high performance digital demodulator/decoder optimized for demodulation and block error correction of QAM signals used in Digital Video Broadcast by Cable (DVB-C) and DAVIC 1.0 compliant applications.

FEATURE Summary
• Single A/D IF interface
• Maximum signaling rate of 7Mbaud (42Mbits/sec for 64 QAM and 56Mbits/sec for 256 QAM)
• DVB compliant QAM Coherent Demodulator
• Transversal/Decision Feedback adaptive equalizer No external components or control required
• Micro-reflection cancellation up to 1.4µs
• Nyquist baseband filtering (α=0.15)
• 1-bit Σ∆ control outputs for AGC, VCO and optional external NCO
• Programmable De-Interleaving For MPEG Transport Packets
• DVB Compliant (204,188,16) Reed Solomon Decoding
• DVB Compliant PRBS Descrambling
• 0.5 micron CMOS, 3.3V technology
• I2C Interface for control/monitoring of system