Introduction

The TVP9900 is a cost-effective digital TV (DTV) front-end IC targeted for low-cost high-volume DTV receivers. The TVP9900 is a system-on-chip (SoC) device that integrates the main functions of a DTV front-end system, including programmable gain amplifier (PGA), A/D converter, VSB demodulator, ATSC forward error correction (FEC), QAM demodulator, and ITU-T Annex B FEC. It provides rich peripheral support including AGC control, tuner control, CEA-909 antenna control, and host I 2C interface. The TVP9900 supports processing of ATSC VSB or ITU-T Annex B QAM IF inputs.

Features

• ATSC 8-VSB Demodulation and FEC

• ITU-J.83B Compliant 64/256 QAM Demodulation and FEC

• Direct 44-MHz IF Sampling Eliminates Need for

• BER Monitor External Downconverter

• Integrated IF PGA

• Integrated High-Speed 10-bit A/D Converter

• Integrated Digital Filter Relaxes External Tuner

• Direct Tuner Control Interface Filters

• Sigma-Delta DAC for AGC Control

• Adjacent Channel Filter

• NTSC Co-Channel Rejection Filter

• All Digital Timing Recovery

Ordering Information(1)

Block Diagram

Stock List

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