Very Low-Power Stereo Audio CODEC with programmable miniDSP - TLV320AIC3254

TLV320AIC3254 (ACTIVE)

Very Low-Power Stereo Audio CODEC with programmable miniDSP

 

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

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Parametrics Compare all products in Audio CODEC

 
DACs (#)
# Inputs / # Outputs
Resolution (Bits)
Control Interface
Digital Audio Interface
# of Digital Audio Interfaces
Additional Features
Operating Temperature Range (C)
Pin/Package
Approx. Price (US$)
Headphone Driver
THD+N ADC(Typ) (dB)
THD+N DAC(Typ) (dB)
Rating
TLV320AIC3254 TLV320AIC3204 TLV320AIC3253
2    2    2   
6 / 4    6 / 4    4 / 2   
32    32    32   
SPI
I2C   
SPI
I2C   
I2C
SPI   
L
R
I2S
TDM
DSP   
L
R
I2S
TDM
DSP   
L
R
I2S
TDM
DSP   
1    1    1   
MiniDSP
PowerTune (tm)
LP Bypass
PLL
Digital Mic Support
LDO (for single supply operation up to 3.6V)   
PowerTune (tm)
Processing blocks for digital audio effects
LP Bypass
PLL
Digital Mic Support
LDO   
MiniDSP
PowerTune (tm)
LP Bypass
PLL
Digital Mic Support
LDO (for single supply operation)   
-40 to 85    -40 to 85    -40 to 85   
32VQFN    32VQFN    24VQFN
25DSBGA   
3.45 | 1ku    2.05 | 1ku    2.95 | 1ku   
Yes    Yes     
-85    -85     
-83    -83    -80   
Catalog    Catalog    Catalog   

Other qualified versions of TLV320AIC3254

Version Part Number Definition
Automotive TLV320AIC3254-Q1 Q100 devices qualified for high-reliability automotive applications targeting zero defects