Datasheet

TLV320AIC3101
SLAS520D – FEBRUARY 2007 – REVISED DECEMBER 2008 ........................................................................................................................................ www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
At 25 ° C, AVDD_DAC = DRVDD = IOVDD = 3.3 V, DVDD = 1.8 V, f
S
= 48 kHz, 16-bit audio data (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Programmable setting = 2 V 2
Programmable setting = 2.5 V 2.3 2.455 2.7
Bias voltage V
DRVDD –
Programmable setting = DRVDD
0.24
Current sourcing Programmable setting = 2.5 V 4 mA
AUDIO DAC – DIFFERENTIAL LINE OUTPUT, R
LOAD
= 10 k Ω
1.414 V
RMS
0-dB input full-scale signal, output common-mode setting = 1.35 V,
Full-scale output voltage
output volume control = 0 dB
4 V
PP
A-weighted, f
S
= 48 kHz, output volume control = 0 dB, no input signal,
Signal-to-noise ratio
(3)
90 102 dB
referenced to full-scale input level
A-weighted, f
S
= 48 kHz, – 60-dB input full-scale signal, output volume
Dynamic range 97 dB
control = 0 dB, output common-mode setting = 1.35 V
f
S
= 48 kHz; 0-dB, 1-kHz input full-scale signal; output volume control
Total harmonic distortion – 95 – 75 dB
= 0 dB; output common-mode setting = 1.35 V
217-Hz signal applied to DRVDD, AVDD_DAC 78
PSRR Power-supply rejection ratio dB
1-kHz signal applied to DRVDD, AVDD_DAC 80
DAC channel separation 0-dB full-scale input signal between left and right lineout 86 dB
DAC interchannel gain
1-kHz input, 0-dB gain 0.1 dB
mismatch
0-dB, 1-kHz input full-scale signal; output volume control = 0 dB;
DAC gain error – 0.2 dB
output common-mode setting = 1.35 V; f
S
= 48 kHz
AUDIO DAC – SINGLE ENDED LINE OUTPUT, R
LOAD
= 10 k Ω
0-dB input full-scale signal, output common-mode setting = 1.35 V,
Full-scale output voltage 0.707 V
RMS
output volume control = 0 dB
A-weighted, f
S
= 48 kHz, output volume control = 0 dB, no input signal,
SNR Signal-to-noise ratio 97 dB
output common-mode setting = 1.35 V
f
S
= 48 kHz; 0-dB, 1-kHz input full-scale signal; output volume control
THD Total harmonic distortion – 84 dB
= 0 dB; output common-mode setting = 1.35 V
0-dB, 1-kHz input full-scale signal; output volume control = 0 dB;
DAC gain error 0.55 dB
output common-mode setting = 1.35 V; f
S
= 48 kHz
AUDIO DAC – SINGLE-ENDED HEADPHONE OUTPUT, R
LOAD
= 16 Ω
0-dB input full-scale signal, output common-mode setting = 1.35 V,
Full-scale output voltage 0.707 V
RMS
output volume control = 0 dB
A-weighted, f
S
= 48 kHz, output volume control = 0 dB, no input signal,
96
referenced to full-scale input level
SNR Signal-to-noise ratio dB
A-weighted, f
S
= 48 kHz, output volume control = 0 dB, no input signal,
97
referenced to full-scale input level, 50% DAC current-boost mode
A-weighted, f
S
= 48 kHz, – 60-dB input full-scale signal, output volume
Dynamic range 91 dB
control = 0 dB, output common-mode setting = 1.35 V
f
S
= 48 kHz, 0-dB input full-scale signal, output volume control = 0 dB,
THD Total harmonic distortion – 71 – 65 dB
output common-mode setting = 1.35 V
217-Hz signal applied to DRVDD, AVDD_DAC 43
PSRR Power-supply rejection ratio dB
1-kHz signal applied to DRVDD, AVDD_DAC 41
DAC channel separation Right headphone out 89 dB
0-dB, 1-kHz input full-scale signal; output volume control = 0 dB;
DAC gain error – 0.85 dB
output common-mode setting = 1.35 V; f
S
= 48 kHz
(3) Unless otherwise noted, all measurements use output common-mode voltage setting of 1.35 V, 0-dB output level control gain, 16- Ω
single-ended load.
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