BCM3116 Features
Downstream QAM Receiver for North American settop box and DOCSIS cable modem applications.
Integrated QAMLink receiver with forward error correction (FEC)
* 5.059641/5.360537 MBaud variable symbol rate
* Supports 64 and 256-QAM
* Digital demodulator, Nyquist filters, tracking loops, and 32-tap adaptive decision feedback equalizer
* Digital derotator for wideband carrier phase tracking
ITU-T J.83 Annex B-compliant FEC decoder
* 16-state trellis decoder
* Reed-Solomon (n,k) = (128,122); t = 3
* Programmable convolutional deinterleaver, I*J <128 with internal RAM, I*J>128 with external RAM
IC or SPI-compatible microcontroller interface
On-chip generation of all clock and control signals
3.3V operation
JTAGTest Interface
100-pin PQFP
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