STA308A

与DDX TM多声道数字音频处理器 Multi-channel digital audio processor with DDX TM

Description

The is a single chip solution for digital audio processing and control in multi-channel applications. It provides output capabilities for DDX® direct digital amplification. In conjunction with a DDX® power device, it provides high quality, high-efficiency, all digital amplification. The device is extremely versatile, allowing for input of most digital formats including 6.1/7.1-channel and 192 kHz, 24-bit DVD-audio, DSD/SACD. In 5.1 application the additional 2 channels can be used for audio line-out or headphone drive. In speaker mode, with 8 channel outputs in parallel, the STA308A can deliver 1 W maximum.

Features

♦ 8 channels of 24-bit DDX®

♦ >100 dB SNR and dynamic range

♦ Selectable 32 kHz - 192 kHz input sample rates

♦ 6 channels of DSD/SACD input

♦ Digital gain/attenuation +58 dB to -100 dB in 0.5 dB steps

♦ Soft volume update

♦ Individual channel and master gain/attenuation plus channel trim -10 dB to +10 dB

♦ Up to 10 independent 32-bit user programmable biquads EQ per channel

♦ Bass/treble tone control

♦ Pre and post EQ full 8-channel input mix on all 8 channels

♦ Dual independent limiters/compressors

♦ Dynamic range compression or anti-clipping modes

♦ AutoModes:

– 5-band graphic EQ

– 32 preset EQ curves rock, jazz, pop, etc.

– Automatic volume controlled loudness

– 5.1 to 2-channel downmix

– Simultaneous 5.1- and 2-channel downmix outputs

– 3 preset volume curves

– 2 preset anti-clipping modes

– Preset movie nighttime listening mode

– Preset TV channel/commercial AGC mode

– 5.1, 2.1 bass management configurations

– AM frequency automatic output PWM frequency shifting

– 8 preset crossover filters