TLV320AIC3256

ACTIVE

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

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

TLV320AIC3256

ACTIVE

Product details

Parameters

ADC channels 2 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 open-in-new Find other Audio CODECs

Package | Pins | Size

DSBGA (YZF) 42 12 mm² 3.509 x 3.309 WQFN (RSB) 40 25 mm² 5 x 5 open-in-new Find other Audio CODECs

Features

  • 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
open-in-new Find other Audio CODECs

Description

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.

open-in-new Find other Audio CODECs
Download

Technical documentation

Design & development

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

Hardware development

EVALUATION BOARDS Download
document-generic User guide
$99.00
Description

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 (...)

Features
  • Full-featured evaluation board for the TLV320AIC3256 stereo audio codec.
  • USB connection to PC provides power, control, and streaming audio data for easy evaluation.
  • Analog input and output jacks.
  • Connection points for external control and digital audio signals for quick connection to other (...)

Software development

IDES, CONFIGURATION, COMPILERS & DEBUGGERS Download
PurePath™ Studio graphical development environment
AICPUREPATH_STUDIO 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 Download
SLOC213A.ZIP (89399 KB)

Design tools & simulation

SIMULATION MODELS Download
SLOM297.ZIP (200 KB) - IBIS Model
CALCULATION TOOLS Download
Coefficient Calculator For Digital Biquad Filters
COEFFICIENT-CALC 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 (...)

Reference designs

REFERENCE DESIGNS Download
Reference Design to Extend Coin Cell Battery Run Time in Wireless Ultrasonic Gas Leak Detector
TIDA-01236 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 for (...)
document-generic Schematic document-generic User guide
REFERENCE DESIGNS Download
USB Audio Reference Design
TIDA-00090 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 development (...)

document-generic Schematic document-generic User guide

CAD/CAE symbols

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

Ordering & quality

Support & training

TI E2E™ forums with technical support from TI engineers

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If you have questions about quality, packaging or ordering TI products, see TI support. ​​​​​​​​​​​​​​

Videos

PurePath Studio for portable audio (Part 3 of 3)

This is the final video in a series of three videos developed to help you create custom algorithms for TI’s family of miniDSP audio codecs.

Posted: 10-Oct-2010
Duration: 03:15

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