Datasheet > STA335BWS13TR

STA335BWS13TR

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		/
页数	文件大小	规格书
68页	1764K
描述
2.1-channel high-efficiency digital audio system

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数据手册

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STA335BWS13TR 数据手册

STA335BWS

2.1-channel high-efficiency digital audio system

Features

! Wide supply voltage range

– 4.5 V to 21.5 V operating

– 24 V absolute maximum rating

! Three power-output configurations

– 2-channel ternary PWM (stereo mode)

(2 x 20 W into 8 Ω at 18 V)

PowerSSO-36

Exposed pad down

– 3-channel (left, right using binary and LFE)

ternary PWM (2.1 mode) (2 x 9 W +

1 x 20 W into 2 x 4 Ω, 1 x 8 Ω at 18 V)

– 2-channel ternary PWM (2 x 20 W) +

stereo lineout ternary

! 2-channel I S input data interface

! Input and output channel mapping

! 4 x 28-bit user programmable biquads (EQ) per

channel

! 2.1 channels of 24-bit DDX

! Up to 3 different EQ coefficients settings can

! 100 dB SNR and dynamic range

! Selectable 32 kHz to 192 kHz input sample

be stored and selected using I C interface

! Bass/treble tone control

rates

! DC-blocking selectable high-pass filter

! Selectable de-emphasis

! I C control with selectable device address

! Digital gain/attenuation +48 dB to -80 dB in

0.5 dB steps

! Sub channel mix into left and right channels

! Software volume update

! Advanced AM interference frequency

switching and noise-suppression modes

! Selectable high or low-bandwidth

! Individual channel and master gain/attenuation

! Dual independent limiters/compressors

noise-shaping topologies

! Dynamic range compression or anti-clipping

! Variable max power correction for lower

modes

full-power THD

! Automodes

! Selectable clock input ratio

! 96 kHz internal processing sample rate,

– 15 preset cross-over filters

– 5 preset anti-clipping modes

– Preset night-time listening mode

24 to 28-bit precision

! Individual channel and master software and

! Thermal overload and short-circuit protection

hardware mute

embedded

! Independent channel volume and DSP bypass

! Automatic zero-detect mute

! Video application: 576 x fs input mode

supported

! PowerSSO-36 exposed pad down package

! Automatic invalid input detect mute

Figure 1.

Device summary

Order code

Package

Packaging

STA335BWS

PowerSSO-36 exposed pad down

Tube

Tape and reel

STA335BWS13TR

January 2008

Rev 1

1/68

www.st.com

12 3 4 5 6 7...68

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