TLV320AIC3254

VQFN (RHB)

32

25 mm² 5.0 x 5.0

VQFN (RHB)

32

25 mm² 5 x 5

Stereo Audio DAC with 100dB SNR
4.1mW Stereo 48ksps DAC Playback
Stereo Audio ADC with 93dB SNR
6.1-mW Stereo 48-ksps ADC Record
PowerTune™
Extensive Signal Processing Options
Embedded miniDSP
Six Single-Ended or Three Fully-
Differential Analog Inputs
Stereo Analog and Digital Microphone Inputs
Stereo Headphone Outputs
Stereo Line Outputs
Very Low-Noise PGA
Low Power Analog Bypass Mode
Programmable Microphone Bias
Programmable PLL
Integrated LDO
5 mm × 5 mm 32-pin QFN Package

Stereo Audio DAC with 100dB SNR
4.1mW Stereo 48ksps DAC Playback
Stereo Audio ADC with 93dB SNR
6.1-mW Stereo 48-ksps ADC Record
PowerTune™
Extensive Signal Processing Options
Embedded miniDSP
Six Single-Ended or Three Fully-
Differential Analog Inputs
Stereo Analog and Digital Microphone Inputs
Stereo Headphone Outputs
Stereo Line Outputs
Very Low-Noise PGA
Low Power Analog Bypass Mode
Programmable Microphone Bias
Programmable PLL
Integrated LDO
5 mm × 5 mm 32-pin QFN Package

The TLV320AIC3254 (sometimes referred to as the AIC3254) is a flexible, low-power, low-voltage stereo audio codec with programmable inputs and outputs, PowerTune capabilities, fully-programmable miniDSP, fixed predefined and parameterizable signal processing blocks, integrated PLL, integrated LDOs and flexible digital interfaces.

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Technical documentation

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	Type	Title	Date
*	Data sheet	TLV320AIC3254 Ultra Low Power Stereo Audio Codec with Embedded miniDSP datasheet (Rev. D)	06 Nov 2014
	Application note	Out-of-Band Noise Measurement Issues for Audio Devices (Rev. A)	31 Dec 2019
	Application note	Audio Serial Interface Configurations for Audio Codecs (Rev. A)	27 Jun 2019
	Application note	Common Noise Issues in Audio Codecs	21 Jul 2017
	Application note	TLV320AIC32x4 Sleep and Standby Modes (Rev. B)	31 Jan 2014
	Application note	Using the MSP430 Launchpad as a Standalone I2C Host for Audio Products (Rev. A)	28 Oct 2013
	Application note	TLV320AIC3254 Application Reference Guide (Rev. A)	05 Oct 2012
	Application note	Coefficient RAM Access Mechanisms.. (Rev. D)	25 Jan 2012
	More literature	Журнал по применению аналоговых компонентов 2кв. 2010	08 Aug 2011
	Application note	TLV320AIC32x4 Power Supply Sequencing (Rev. A)	13 May 2011
	Application note	Stereo AGC Functionality for the TLV320AIC3254	20 Oct 2010
	Application note	Audio Serial Interface Configurations for Audio Codecs	22 Sep 2010
	Analog design journal	2Q 2010 Issue Analog Applications Journal	06 May 2010
	Analog design journal	How digital filters affect analog audio signal levels	06 May 2010
	Application note	Design and Configuration Guide for the TLV320AIC3204 & TLV320AIC3254 Audio Codec (Rev. C)	26 Apr 2010
	Application note	Interfacing an I2S Device to an MSP430 Device (Rev. A)	22 Mar 2010
	Application note	Using the AGC,DRC and Beep generator Function in TLV320AIC3204/3254/3100/3110/31	03 Mar 2010
	Application note	Solving Enumeration Errors in USB Audio DAC and CODEC Designs	30 Oct 2009
	Application note	Configuring I2S to Generate BCLK from Codec Devices & WCLK from McBSP Port	08 Jul 2009
	Application note	Using TLV320AIC3x Digital Audio Data Serial Interface w/TDM Support	05 Jul 2006
	Application note	How to Set the TSC/AIC EVM to Record & Playback Audio or Other Sound Through PC	14 Dec 2004

Design & development

For additional terms or required resources, click any title below to view the detail page where available.

Evaluation board

CC3200AUDBOOST — SimpleLink Wi-Fi CC3200 Audio BoosterPack

The SimpleLink™ Wi-Fi® CC3200 Audio BoosterPack enables the evaluation and development with the digital audio peripheral [I2S] present on the SimpleLink™ Wi-Fi® CC3200 device. It contains a Class-D power amplifier to drive speakers and an ultra-low power audio codec, TLV320AIC3254, supporting (...)

User guide

In stock

Limit: 50

Evaluation board

TLV320AIC3254EVM-K — TLV320AIC3254 Evaluation Module (EVM) and USB motherboard

The TLV320AIC3254EVM-K is a complete evaluation/demonstration kit for the TLV320AIC3254 audio codec. The kit includes a TLV320AIC3254EVM, and a USB-based motherboard called the USB-MODEVM Interface board. The TLV320AIC3254EVM-K software, the AIC3254 CS, is an intuitive, easy-to-use, powerful tool (...)

User guide

In stock

Limit: 3

Driver or library

TLV320AIC32X4SW-LINUX — Linux Driver for TLV320AIC32X4

The Linux driver supports the TLV320AIC32x device family of low-power stereo CODECs, communication through the I²C and SPI bus, and interfaces with the Linux Dynamic Audio Power Management for Portable Devices (DAPM) class.
Linux main line status

Available in Linux Main line: Yes
Available through (...)

View options

IDE, configuration, compiler or debugger

AICPUREPATH_STUDIO — PurePath™ Studio graphical development environment

PurePath™ Studio Graphical Development Environment is a powerful, easy-to-use tool designed specifically to simplify software development for Audio products with a miniDSP/ Audio Processing capability.

The GDE permits these devices to be programmed to support the processing requirements of a wide (...)

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Support software

MSP430 Audio Boot Code

SLAC640.ZIP (77 KB)

Simulation model

TLV320AIC3254 IBIS Model (Rev. A)

SLAM153A.ZIP (118 KB) - IBIS Model

Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)

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Calculation tool

COEFFICIENT-CALC — Coefficient Calculator For Digital Biquad Filters

COEFFICIENT-CALC (TIBQ) calculates the coefficients for the digital filter biquad transfer function implemented in TI audio codecs. The characteristics of the digital filter are adjusted by selecting a filter type and moving a control point within a window that shows the transfer function gain and (...)

Calculation tool

Audio CODEC/ADC PLL Calculator

SLAR163.ZIP (487 KB)

Reference designs

TIDA-00662 — High Performance Capacitive Sensor Front-End Reference Design

The TIDA-00662 is a high performance capacitive sensor front-end reference design. With the usage of an audio codec including a programmable miniDSP functionality impedance measurement and change in phase detection is realized. The frequency-domain sensing front-end is for pressure and flow (...)

Schematic

Reference designs

TIDC-CC3200AUDBOOST — Wi-Fi Audio Streaming Application for SimpleLink Wi-Fi CC3200 Launchpad

This SimpleLink Wi-Fi CC3200 LaunchPad and Audio BoosterPack design brings Wi-Fi audio streaming capability to new applications as well as existing ones such as HD digital speakers. It enables the capture, streaming and playback of audio from a digital microphone or a stereo/mono audio jack to (...)