CXD1961AQ 查看數據表（PDF） - Sony Semiconductor

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CXD1961AQ

DVB-S Frontend IC (QPSK demodulation + FEC)

Sony Semiconductor 

Appendix

Fig.1 Constellation monitor output vs. C/N

104

CXD1961AQ

103

4 6 8 10 12 14 16 18 20 22 24 26 28

C/N [dB]

This figure is an example when AGCREF is set to 32 (hex).

The monitor output value is proportional to AGCREF.

Monitor output : CM [15:0] CPU I/F register 09-B (hex) and 0A (hex)

– 32 –

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