Datasheet Summary
( DataSheet : .. )
QPSK/BPSK DEMODULATOR AND FEC IC
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FRONT-END INTERFACE I AND Q 6 BITS DIGITAL INPUTS AT 2Fs QPSK DEMODULATION (Two Modes : A and B) INPUT SYMBOL FREQUENCY (Fs) UP TO 30MSYMBOLS/S DIGITAL NYQUIST ROOT FILTER : ROLL-OFF VALUE OF 0.35 IN MODE A DIGITAL CARRIER LOOP :
- ON-CHIP DEROTATOR AND TRACKING LOOP
- CARRIER OFFSET INDICATOR
- LOCK DETECTOR
- C/N INDICATOR FOR DISH POSITIONING DIGITAL TIMING RECOVERY :
- INTERNAL TIMING ERROR EVALUATION AND FILTER
- OUTPUT CONTROL SIGNAL FOR A 2Fs EXTERNAL VCO OR VCXO DIGITAL AGC :
- INTERNAL SIGNAL POWER ESTIMATION AND FILTER
- OUTPUT CONTROL SIGNAL FOR AGC (1 BIT PULSE DENSITY...