Datasheet
Table Of Contents
- FEATURES
- DESCRIPTION
- DEVICE INFORMATION
- ABSOLUTE MAXIMUM RATINGS
- DISSIPATION RATINGS
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS
- TYPICAL CHARACTERISTICS
- OVERVIEW
- HARDWARE RESET
- DIGITAL CONTROL SERIAL INTERFACE
- I2C CONTROL INTERFACE
- DIGITAL AUDIO DATA SERIAL INTERFACE
- RIGHT JUSTIFIED MODE
- LEFT JUSTIFIED MODE
- I2S MODE
- DSP MODE
- TDM DATA TRANSFER
- AUDIO DATA CONVERTERS
- AUDIO CLOCK GENERATION
- STEREO AUDIO ADC
- AUTOMATIC GAIN CONTROL (AGC)
- STEREO AUDIO DAC
- DIGITAL AUDIO PROCESSING
- DIGITAL INTERPOLATION FILTER
- DELTA-SIGMA AUDIO DAC
- AUDIO DAC DIGITAL VOLUME CONTROL
- ANALOG OUTPUT COMMON-MODE ADJUSTMENT
- AUDIO DAC POWER CONTROL
- AUDIO ANALOG INPUTS
- ANALOG INPUT BYPASS PATH FUNCTIONALITY
- ADC PGA SIGNAL BYPASS PATH FUNCTIONALITY
- INPUT IMPEDANCE AND VCM CONTROL
- PASSIVE ANALOG BYPASS DURING POWER DOWN
- MICBIAS GENERATION
- ANALOG FULLY DIFFERENTIAL LINE OUTPUT DRIVERS
- ANALOG HIGH POWER OUTPUT DRIVERS
- SHORT CIRCUIT OUTPUT PROTECTION
- CONTROL REGISTERS
- Output Stage Volume Controls

TYPICAL CHARACTERISTICS
-90
-80
-70
-60
-50
-40
-30
-20
0.015 0.02 0.025 0.03 0.035 0.04
Capless,VDD=3.6V
Capless,VDD=2.7V
AC-Coupled,VDD=3.6V
AC-Coupled,VDD=2.7V
TotalHarmonic Distortion -d
B
Power-W
AC-Coupled,
VDD=2.7V
Capless,
VDD=2.7V
Capless,
VDD=3.6V
-20
-30
-40
-50
-60
-70
-80
-90
TotalHarmonicDistortion
0.005 0.00
0.01 0.01 0.02
0.02
Power-W
AC-Coupled,
VDD=3.6V
-140.00
-120.00
-100.00
-80.00
-60.00
-40.00
-20.00
0.00
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Frequency-kHz
dB
TLV320AIC32
SLAS479C – AUGUST 2005 – REVISED DECEMBER 2008 .............................................................................................................................................
www.ti.com
Figure 6. Headphone Power vs THD, 16 Ω Load Figure 7. Headphone Power vs THD, 32 Ω Load
Figure 8. DAC to Line Output FFT Plot
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