Features

• 25.6MHz or 26.97MHz Clock Rates

• Single Chip QPSK Demodulator with 10kHz Tracking

Loop

• Square Root of Raised Cosine ( = 0.4) Matched

Filtering

• 2.048 MBPS Reconstructed Output Data Stream

• Bit Synchronization with 3kHz Loop Bandwidth

• Internal Equalization for Multipath Distortion

• 6-Bit Real Input: Digitized 10.7MHz or 2.1MHz IF

• Level Detection for External IF AGC Loop

• 0.1s Acquisition Time

• 10-9 BER

• <116mA on +5.0V Supply

Applications

• Cable Data Link Receivers

• Cable Control Channel Receivers