This document describes the TEA6849H new in-car entertainment car radio tuner IC with Precision Adjacent Channel Suppression (NICE-PACS) feature.
The TEA6849H is a single‑chip car radio tuner IC for AM, FM and Weather Band, featuring Precision Adjacent Channel Suppression (NICE‑PACS). It integrates mixers, oscillators, PLL synthesizer, AGC, demodulators and a digital I²C‑bus interface for microcontroller control.
The document provides a complete pin description, electrical characteristics, ordering information, package outline and recommended soldering methods. It also includes quick reference tables for supply voltages, current consumption, frequency ranges and thermal limits.
| Analog supply voltage (Vopain) typical | 8.5 V |
|---|---|
| Digital supply voltage (Vppp) typical | 5 V |
| Analog supply voltage (Vopas) typical | 5 V |
| Operating temperature range | -40 °C to +85 °C |
| FM input frequency range | 65 MHz – 108 MHz |
| AM input frequency (LW) range | 0.144 MHz – 0.288 MHz |
The typical analog supply voltage (Vopain) for the FM IF amplifier is 8.5 V.
The TEA6849H uses a 5 V digital supply voltage (Vppp) typical.
The IC is rated for operation from –40 °C to +85 °C.
The FM input frequency range is 65 MHz to 108 MHz.