PS20230 Datasheet, PDF (1/26 Pages) List of Unclassifed Manufacturers – COFDM demodulator with USB interface for PC-TV

PS20230
COFDM demodulator with USB interface for PC-TV
Data Sheet
1 System
Data Sheet 292107 issue 2
1.1 Features
Ordering Information
PS20230C1L1A5 80 Pin LQFP* Trays
• Nordig Unified and ETSI 300 744 compliant
*Pb Free Matte Tin
• Superior Single Frequency Network performance
0°C to +70°C
• Unique active impulse-noise filtering
• Single SAW operation on 6, 7 & 8 MHz OFDM
• Excellent performance with any echo profile: pre, post, inside or outside the guard interval
• Automatic co-channel and adjacent-channel interference suppression
• Fast AGC and good Doppler performance for portable applications
• Large frequency capture range to enable channel acquisition with triple offsets
• Clock generation from single low-cost 24.0 MHz crystal
• IF sampling at 36.17, 43.5 or 5 - 10 MHz from a single crystal frequency
• Channel bandwidth of 6, 7 & 8 MHz
• Blind acquisition capability (including 2K/8K mode detect)
• Automatic spectral inversion detection
• Fast auto-acquisition technology
• Very low software overhead
• Access to channel SNR, pre- and post-Viterbi bit error rates
• 7-bit ADC for RF signal level measurement
• USB 2.0 compliant interface, 1.1 compatible
• On-chip 8051 microcontroller with 12K program and 4K data RAM.
• Hardware MPEG2 PID filters (enables USB1.1 operation)
• Infra-red port for remote control signal decode in software
• Self or bus powered modes
• 8 general purpose ports
• Full chip control over USB bus
• 3.3/1.8V operation
• 80 pin LQFP
• Low external component count
Applications
• Terrestrial PC applications
• Digital terrestrial TV set-top boxes
• Digital terrestrial integrated televisions