ST TDA7802

АудиоусилительАвтомобильное аудио4I²C

Overview

The TDA7802 is a single chip quad bridge amplifier in advanced BCD technology integrating: a full D/A converter, digital input for direct connection to I2S (or TDM) and powerful MOSFET output stages.

Features 24-bit resolution 110 dB dynamic range (A-weighted) SB-I (SB - improved) high efficiency operation the highest ’non - class D’ efficiency 1 Ohm driving capability (only in PowerSO36 package)   – High output power capability:4 x 28 W 4 Ω @ 14.4 V, 1 kHz, THD = 10 %   – Max output power: 4 x 72 W 2 Ω Flexible mode control:   – Full I2C bus driving 1.8 V/3.3 V) with four addresses selectable (only for PowerSO36 package option)   – Independent front/rear play/ mute   – Four selectable gains for very-low noise line-out function   – Digital diagnostic with DC and AC load detections Optional H/W control (no I2C bus) Start-stop compatibility (operation down to 6 V) Sample rates: 44.1 kHz, 48 kHz, 96 kHz, 192 kHz Flexible serial data port (1.8 V / 3.3 V):   – I2S standard, TDM 4Ch, TDM 8Ch,TDM 16Ch Offset detector (play or mute mode) Independent front/rear clipping detector Programmable diagnostic pin CMOS compatible enable pin Thermal protection Qualification in accordance to AEC Q100 rev. G standard

Features

Applications

• Power control
• Information processing
• Weak signal detection
• Signal amplification
• Signal filtering
• Signal operation
• Video and image computer boards
• Medical instruments
• Television broadcasting equipment
• Displayers for aircraft and air transportation control systems