STA326 datasheet(1/64 Pages) STMICROELECTRONICS

Part #	STA326

Description	2.1-channel high-efficiency digital audio system

PDF	64 Pages

Scroll/Zoom	100%

Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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1 / 64 page

This is information on a product in full production.

January 2016

DocID11531 Rev 9

1/64

STA326

2.1-channel high-efficiency digital audio system

Datasheet

- production data

Features

 Wide supply voltage range (10 V - 36 V)

 Three power output configurations

– 2 x 40 W + 1 x 80 W

– 2 x 80 W

– 1 x 160 W

 PowerSO-36 package (exposed pad up (EPU))

 2.1 channels of 24-bit DDX®

 100-dB SNR and dynamic range

 32 kHz to 192 kHz input sample rates

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

0.5-dB steps

 Four 28-bit user-programmable biquads (EQ)

per channel

 I2C control

 2-channel I2S input data interface

 Individual channel and master gain/attenuation

 Individual channel and master soft/hard mute

 Individual channel volume and EQ bypass

 Bass/treble tone control

 Dual independent programmable

limiters/compressors

 Automodes

– 32 preset EQ curves

– 15 preset crossover settings

– Auto volume-controlled loudness

– 3 preset volume curves

– 2 preset anti-clipping modes

– Preset nighttime listening mode

– Preset TV AGC

 Input and output channel mapping

 AM noise-reduction and PWM

frequency-shifting modes

 Software volume update and muting

 Auto zero detect and invalid input detect

muting

 Selectable DDX® ternary or binary PWM

output + variable PWM speeds

 Selectable de-emphasis

 Post-EQ user-programmable mix with default

2.1 bass-management settings

 Variable max power correction for lower full-

power THD

 Four output routing configurations

 Selectable clock input ratio

 96 kHz internal processing sample rate, 24 to

28-bit precision

 Video application supports 576 * fs input mode

PowerSO-36

with exposed pad up

Table 1. Device summary

Order code

Package

Packaging

STA32613TR

PowerSO-36 EPU

Tape and reel

www.st.com

Obsolete

Product(s)

- Obsolete

Product(s)

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