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CXD1961Q - DVB-S Front-end IC (QPSK demodulator + FEC)

Description

The CXD1961Q is a single chip DVB Satellite Broadcasting Front-end IC, including dual ADC for analog I/O inputs, QPSK demodulator, Viterbi decoder, de-interleaver, Reed-Solomon decoder and Energy Dispersal descrambler.

It is suitable for use in a DVB Integrated Receiver Decoder.

Features

  • Dual 6 bit A/D converters.
  • QPSK demodulator Multi-symbol rate operation Nyquist roll off filter (α = 0.35) Clock recovery circuit Carrier recovery circuit AGC control circuit.
  • Viterbi decoder Constraint length K =7 Punctured rate R = 1/2.
  • 7/8 Truncation length 144 Punctured rate search function BER monitor.
  • De-interleaver Packet synchronization Convolutional de-interleaver.
  • Reed-Solomon decoder (204, 188).
  • Energy dispersal descramble.

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CXD1961Q DVB-S Front-end IC (QPSK demodulator + FEC) Preliminary For the availability of this product, please contact the sales office. Description The CXD1961Q is a single chip DVB Satellite Broadcasting Front-end IC, including dual ADC for analog I/O inputs, QPSK demodulator, Viterbi decoder, de-interleaver, Reed-Solomon decoder and Energy Dispersal descrambler. It is suitable for use in a DVB Integrated Receiver Decoder. Features • Dual 6 bit A/D converters • QPSK demodulator Multi-symbol rate operation Nyquist roll off filter (α = 0.
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