TLV320AIC3254 Very Low-Power Stereo Audio CODEC with programmable miniDSP | TI.com

TLV320AIC3254 (ACTIVE) Very Low-Power Stereo Audio CODEC with programmable miniDSP

 

Automotive AEC-Q100 Grade 3 qualified version available, see TLV320AIC3254-Q1.

Description

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.

Features

  • 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

Parametrics

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Part number Order ADC channels ADC SNR (Typ) (dB) DAC channels DAC SNR (Typ) (dB) Analog inputs Analog outputs Sampling rate (Max) (kHz) Digital audio interface Package size: mm2:W x L (PKG) Approx. price (US$)
TLV320AIC3254 Order now 2     93     2     100     6     4     192     L
R
I2S
TDM
DSP    
32VQFN: 25 mm2: 5 x 5 (VQFN | 32)     3.45 | 1ku    
TLV320AIC3204 Order now 2     93     2     100     6     4     192     L
R
I2S
TDM
DSP    
32VQFN: 25 mm2: 5 x 5 (VQFN | 32)     2.05 | 1ku    
TLV320AIC3253 Order now 0       2     100     4     2     192     L
R
I2S
TDM
DSP    
See datasheet (DSBGA)
24VQFN: 16 mm2: 4 x 4 (VQFN | 24)    
2.95 | 1ku