Very Low-Power Stereo Codec with miniDSP and DirectPath™ HP Amplifier

TLV320AIC3256

ACTIVE

Product details

Number of ADC channels 2 Number of DAC channels (#) 2 Digital audio interface L, R, I2S, TDM, DSP Analog inputs 6 Sampling rate (Max) (kHz) 192 Rating Catalog ADC SNR (Typ) (dB) 93 DAC SNR (Typ) (dB) 100
Number of ADC channels 2 Number of DAC channels (#) 2 Digital audio interface L, R, I2S, TDM, DSP Analog inputs 6 Sampling rate (Max) (kHz) 192 Rating Catalog ADC SNR (Typ) (dB) 93 DAC SNR (Typ) (dB) 100
DSBGA (YZF) 42 12 mm² 3.509 x 3.309 WQFN (RSB) 40 25 mm² 5 x 5
  • Stereo Audio DAC with 100dB SNR
  • 5.0mW Stereo 48ksps DAC-to-Ground-
    Centered Headphone Playback
  • Stereo Audio ADC with 93dB SNR
  • 5.2mW Stereo 48ksps ADC Record
  • PowerTune™
  • Extensive Signal Processing Options
  • Embedded miniDSP
  • Six Single-Ended or 3 Fully-Differential
    Analog Inputs
  • Stereo Analog and Digital Microphone
    Inputs
  • Ground-Centered Stereo Headphone Outputs
  • Very Low-Noise PGA
  • Low Power Analog Bypass Mode
  • Programmable Microphone Bias
  • Programmable PLL
  • 5mm × 5mm 40-pin QFN Package or
    3.5mm × 3.3mm 42-ball WCSP
  • Stereo Audio DAC with 100dB SNR
  • 5.0mW Stereo 48ksps DAC-to-Ground-
    Centered Headphone Playback
  • Stereo Audio ADC with 93dB SNR
  • 5.2mW Stereo 48ksps ADC Record
  • PowerTune™
  • Extensive Signal Processing Options
  • Embedded miniDSP
  • Six Single-Ended or 3 Fully-Differential
    Analog Inputs
  • Stereo Analog and Digital Microphone
    Inputs
  • Ground-Centered Stereo Headphone Outputs
  • Very Low-Noise PGA
  • Low Power Analog Bypass Mode
  • Programmable Microphone Bias
  • Programmable PLL
  • 5mm × 5mm 40-pin QFN Package or
    3.5mm × 3.3mm 42-ball WCSP

The TLV320AIC3256 (also called the AIC3256) 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, and flexible digital interfaces.

The TLV320AIC3256 (also called the AIC3256) 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, and flexible digital interfaces.

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Technical documentation

Design & development

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

Evaluation board

TLV320AIC3256EVM-U — TLV320AIC3256EVM-U Evaluation Module

The TLV320AIC3256EVM-U is a complete evaluation/demonstration kit for the TLV320AIC3256 audio codec. The AIC3256 CS, is an intuitive, easy-to-use, powerful tool to learn, evaluate, and control the TLV320AIC3256. This tool was specifically designed to make learning the TLV320AIC3256 easy.

Software (...)

In stock
Limit: 1
Driver or library

TLV320AIC32X6-DRIVERS — TLV320AIC32X6 CODEC family Linux driver support

These Linux drivers supports our low power audio CODECs for device family TLV320AIC32x6. These drivers include both .c and .h files. The "Go to Third Party" button will allow you to downlod the appropriate drivers from git.kernal.org.


Linux main line status

Available in Linux main line: Yes
Available (...)

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 (...)

Support software

AIC3256EVM-U_CS_v1_2_1.zip (Rev. A)

SLOC213A.ZIP (89399 KB)
Simulation model

TLV320AIC3256 IBIS Model

SLOM297.ZIP (200 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 (...)
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-01236 — Reference Design to Extend Coin Cell Battery Run Time in Wireless Ultrasonic Gas Leak Detector

This reference design demonstrates a low-power wireless sensor which detects gas leaks by analyzing the ultrasonic spectrum for particular signatures. The system is designed to operate from a single Li-Primary coin cell and communicate wirelessly to a base station, which removes all requirements (...)
Reference designs

TIDA-00090 — USB Audio Reference Design

This reference design, featuring the TLV320AIC3256 audio codec, is a fully-functional USB powered streaming audio platform that allows external audio sources to be connected to the USB port of a PC or laptop. User control is provided via a powerful, easy-to-use Windows-based GUI.

Software (...)

Package Pins Download
DSBGA (YZF) 42 View options
WQFN (RSB) 40 View options

Ordering & quality

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  • Ongoing reliability monitoring

Recommended products may have parameters, evaluation modules or reference designs related to this TI product.

Support & training

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