STMicroelectronics STA333IS

Description

The STA333W 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