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