# TDA10046HT Single-chip DVB-T Channel Decoder

## Features
· 2K and 8K COFDM demodulator (ETS 300-744 compliant)
· TPS and Cell Identifier (I2C-bus readable)
· 1st or 2nd IF analog input
· On-chip 10-bit ADC and PLL
· Single or dual AGC loop (programmable takeover point)
· Adjacent channel digital filtering (requires one external SAW filter)
· Automatic frequency offset detection (±1, 2, or 3 standard offsets)
· Dynamic FFT window positioning and adaptive echo equalization
· Pulse Killer algorithm for impulsive noise reduction
· DSP-based synchronization for firmware upgrades
· Fast UHF/VHF band scanning
· Simultaneous tri-state parallel and serial Transport Stream interfaces
· 4 GPIO pins with ∑∆ modulator
· I2C-bus interface
· 5V tolerant I/O pins
· Low power consumption (450mW)
· TQFP64 package, CMOS 0.18 µm technology

## Applications
· Integrated Digital TV (iDTV)
· Set-Top Boxes (STB)
· Personal Video Recorder (PVR) with DVB-T reception
· Digital TV PCI card for Personal Computers

## Key Specifications
· Input: 1st or 2nd IF
· Core: Internal DSP for synchronization & control
· Filtering: Sharp adjacent channel digital filter
· Clock Source: 4 MHz crystal oscillator (shared with tuner)
· Interfaces: I2C-bus, Transport Stream (parallel & serial)
· Power Consumption: 450mW