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TDA10046HT

Philips
Part Number TDA10046HT
Manufacturer Philips
Description Single-Chip DVB-T Channel Decoder
Published May 27, 2005
Detailed Description TDA10046HT Delivering a low cost system solution for DVB-T channel decoding, the TDA10046HT single chip channel decoder ...
Datasheet PDF File TDA10046HT PDF File

TDA10046HT
TDA10046HT


Overview
TDA10046HT Delivering a low cost system solution for DVB-T channel decoding, the TDA10046HT single chip channel decoder demonstrates Philips Semiconductors’ continuing leadership in digital broadcast reception, offering advanced features such as adaptive echo cancellation, fast channel scanning and a unique ‘Pulse Killer’ algorithm that reduces impulsive noise disturbances.
Single-chip DVB-T channel decoder Semiconductors The TDA10046HT performs all DVB-T channel decoding functions from IF input to transport stream output, using an internal DSP core for synchronization and control.
Thanks to its sharp adjacent channel digital ilter, this single-chip receiver achieves excellent performance with low cost tuners (one SAW only).
It requires only a low cost crystal oscillator (4 MHz) as a clock source, which can be shared with the tuner.
After sampling of the 1st or 2nd IF by a 10-bit ADC, the signal is converted to baseband and passes through the FFT demodulator.
Channel frequency response is then estimated and iltered in both time and frequency domains, and used to equalize the signal.
correction handles tuner phase noise.
The TDA10046HT implements a number of advanced features including a high-performance ‘Pulse Killer’ algorithm to reduce the disturbing effects of short and strong impulsive noise interference caused by electrical domestic devices and/or car trafic.
For maximum ease of use, the TDA10046HT features fully automatic transmission parameters detection, ultra fast scan of the whole UHF/VHF band, and fast zapping facilities.
Evaluation boards are available with most commercial tuners.
They are provided with all the necessary software including a tailored Graphical User Interface (GUI) that allows easy evaluation and development.
A common phase error Key features • 2K and 8K COFDM demodulator, fully ETS 300-744 compliant • TPS and Cell Identiier2 I • 2nd or 1st IF analog input • On chip 10-bit ADC and PLL • Single or dual AGC loop (with programmable takeover...



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