Datasheet

TLV320AIC3107
SLOS545C – NOVEMBER 2008 – REVISED MARCH 2009 .............................................................................................................................................. www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
At 25 ° C, AVDD_DAC = 3.3 V, DRVDD = 3.3 V, SPVDD = 5 V, IOVDD = 3.3 V, DVDD = 1.8 V, Fs = 48-kHz, 16-bit audio data
(unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
MICROPHONE BIAS
Programmable setting = 2.0 2
Bias voltage Programmable setting = 2.5 2.3 2.5 2.7 V
Programmable setting = DRVDD DRVDD
Current sourcing Programmable setting = 2.5V 4 mA
AUDIO DAC - SINGLE ENDED LINE OUTPUT, LOAD = 10 k Ω
0 dB Input full-scale signal, output volume control = 0 dB,
Full-scale output voltage 0.707 Vrms
Output common mode setting = 1.35 V
Signal-to-noise ratio, No input signal, output volume control = 0 dB,
97 dB
A-weighted Output common mode setting = 1.35 V, Fs = 48 kHz
0 dB 1 kHz input full-scale signal,
Total harmonic distortion Output volume control = 0 dB, -84 -70 dB
Output common mode setting = 1.35 V, Fs = 48 kHz
0 dB 1 kHz input full-scale signal,
DAC Gain Error Output volume control = 0 dB, -0.8 dB
Output common mode setting = 1.35 V, Fs = 48 kHz
AUDIO DAC - SINGLE ENDED HEADPHONE OUTPUT, LOAD = 16 Ω
0 dB Input full-scale signal,
Full-scale output voltage Output volume control = 0 dB, 0.707 Vrms
Output common mode setting = 1.35 V
No input signal, output volume control = 0 dB,
95 dB
Output common mode setting = 1.35 V, Fs = 48 kHz
Signal-to-noise ratio,
No input signal, output volume control = 0 dB,
A-weighted
Output common mode setting = 1.35 V, 96 dB
Fs = 48 kHz, 50% DAC Current Boost Mode
– 60 dB 1 kHz input full-scale signal,
Dynamic range, A-weighted Output volume control = 0 dB, 92 dB
Output common mode setting = 1.35 V, Fs = 48 kHz
0 dB 1 kHz input full-scale signal,
Total harmonic distortion Output volume control = 0 dB, -84 -65 dB
Output common mode setting = 1.35 V, Fs = 48 kHz
217 Hz Signal applied to DRVDD, AVDD_DAC 41
Power supply rejection ratio dB
1 kHz Signal applied to DRVDD, AVDD_DAC 44
DAC channel separation 0 dB Full-scale input signal between left and right Lineout 84 dB
0 dB 1 kHz input full-scale signal,
DAC Gain Error Output volume control = 0 dB, -1 dB
Output common mode setting = 1.35 V, Fs = 48 kHz
AUDIO DAC - LINEOUT AND HEADPHONE OUT DRIVERS
First option 1.35
Second option 1.5
Output common mode V
Third option 1.65
Fourth option 1.8
Output volume control max
9 dB
setting
Output volume control step size 1 dB
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