BCM3517®ATSC/VSB DIGITAL CABLE READY DTV RECEIVERDigital Cable Ready DTV System Solution• Integrated VSB/QAM QAMLink® Receiver• 12-bit A/D converter with internal AGC amplifier• Full equalizer architecture spans up to –35 to 49 µs delays• Direct IF sampled architecture reduces system cost• Single IF signal path for QAM/VSB to reduce system costs• ITU-T J.83 Annex A/B/C FEC modes• MPEG-2 transport output (serial/parallel)• All-digital clock and carrier recovery• Integrated PLLs to minimize external components• All acquisition times typically less than 50 ms• QPSK Out-of-Band Receiver• 100–200-MHz receiver LO with input AGC and 6-bit A/D• Variable symbol rate QPSK receiver• Digital demodulator, Nyquist filters, tracking loops, andfour-tap adaptive equalizer• DVS-167 (Davic™)/DVS-178 (DigiCipherII™) FEC decoder• Integrated Acquisition Controller• EIA/CEA-909 Antenna Interface• 144-pin LQFP Package• Complete DTV single chip receiver solution• FCC VSB and Digital Cable Ready• Superior performance under both static and dynamic multi-path channel conditions• Direct interface to CMOS and discrete DTV tuners• Reduces system costs through direct IF sampling• Single IF path for QAM/VSB simplifies board design• Smart antenna support• Automatic NTSC co-channel interference and RFI rejectionfilters• Integrated de-interleaver RAM for VSB FEC, and QAM formodes up to J=4 reduces system costs• BSC master to control peripheralsFE A T UR E SSU MM AR Y O F B E N E FI TSMPEG Transport Serial/ParallelOut-of-band TransportEIA/CEA-909Smart Antenna InterfaceBCM3517VSB/QAMOOB/CableCard™BCM3418TunerBCM3431LNAOut-of-BandCableATSC
