STA333W

2通道高效率数字音频系统 2-channel high-efficiency digital audio system

Description

The is an integrated circuit comprising digital audio processing, digital amplifier control

and DDX® power output stage to create a high power, single-chip DDX® solution for all-digital amplification with high quality and high efficiency.

Features

Wide supply-voltage range 4.5 V - 20 V

„2 power output configurations

  – 2 channels of binary PWM stereo mode

  – 2 channels of ternary PWM stereo mode

PowerSSO-36 with exposed pad down

2 channels of 24-bit DDX®

100-dB SNR and dynamic range

„Selectable 32- to 192-kHz input sample rates

„I2C control with selectable device address

Digital gain -80 dB to +48 dB in 0.5-dB steps

„Software volume update

„Individual channel and master gain/attenuation

„Individual channel and master software and hardware mute

Independent channel volume bypass

„Automatic zero-detect mute

„Automatic invalid input detect mute

„2-channel I2S input data Interface

Selectable clock input ratio

„Input channel mapping

„Automatic volume control for limiting maximum power

96-kHz internal processing sample rate, 24-bit precision

Advanced AM interference frequency

switching and noise suppression modes

„Thermal-overload and short-circuit protection embedded

Video application: 576

.

fS input mode support