TLV320AIC3104-Q1_15 Datasheet, PDF (8/92 Pages) Texas Instruments – LOW-POWER STEREO AUDIO CODEC

TLV320AIC3104-Q1
SLAS715 – JUNE 2010
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
Bias voltage
Programmable setting = 2.5 V
Programmable setting = DRVDD
2.3
2.455
DRVDD –
0.24
2.7 _V
Current sourcing
Programmable setting = 2.5 V
4
mA
AUDIO DAC – DIFFERENTIAL LINE OUTPUT, R_LOAD = 10 kΩ
Full-scale output voltage
0-dB input full-scale signal, output common-mode setting = 1.35 V,
output volume control = 0 dB
Signal-to-noise ratio ⁽³⁾
A-weighted, f_S = 48 kHz, output volume control = 0 dB, no input signal,
referenced to full-scale input level
90
1.414
4
102
V_RMS
V_PP
dB
Dynamic range
A-weighted, f_S = 48 kHz, –60-dB input full-scale signal, output volume
control = 0 dB, output common-mode setting = 1.35 V
97
dB
Total harmonic distortion
f_S = 48 kHz; 0-dB, 1-kHz input full-scale signal; output volume control
= 0 dB; output common-mode setting = 1.35 V
–95
–75 dB
PSRR Power-supply rejection ratio
217-Hz signal applied to DRVDD, AVDD_DAC
1-kHz signal applied to DRVDD, AVDD_DAC
78
dB
80
DAC channel separation
0-dB full-scale input signal between left and right lineout
86
dB
DAC interchannel gain
mismatch
1-kHz input, 0-dB gain
0.1
dB
DAC gain error
0-dB, 1-kHz input full-scale signal; output volume control = 0 dB;
output common-mode setting = 1.35 V; f_S = 48 kHz
AUDIO DAC – SINGLE ENDED LINE OUTPUT, R_LOAD = 10 kΩ
Full-scale output voltage
0-dB input full-scale signal, output common-mode setting = 1.35 V,
output volume control = 0 dB
–0.2
0.707
dB
V_RMS
SNR Signal-to-noise ratio
A-weighted, f_S = 48 kHz, output volume control = 0 dB, no input signal,
output common-mode setting = 1.35 V
97
dB
THD Total harmonic distortion
f_S = 48 kHz; 0-dB, 1-kHz input full-scale signal; output volume control
= 0 dB; output common-mode setting = 1.35 V
–84
dB
DAC gain error
0-dB, 1-kHz input full-scale signal; output volume control = 0 dB;
output common-mode setting = 1.35 V; f_S = 48 kHz
AUDIO DAC – SINGLE-ENDED HEADPHONE OUTPUT, R_LOAD = 16 Ω
Full-scale output voltage
0-dB input full-scale signal, output common-mode setting = 1.35 V,
output volume control = 0 dB
0.55
0.707
dB
V_RMS
SNR Signal-to-noise ratio
A-weighted, f_S = 48 kHz, output volume control = 0 dB, no input signal,
referenced to full-scale input level
A-weighted, f_S = 48 kHz, output volume control = 0 dB, no input signal,
referenced to full-scale input level, 50% DAC current-boost mode
96
dB
97
Dynamic range
A-weighted, f_S = 48 kHz, –60-dB input full-scale signal, output volume
control = 0 dB, output common-mode setting = 1.35 V
91
dB
THD Total harmonic distortion
f_S = 48 kHz, 0-dB input full-scale signal, output volume control = 0 dB,
output common-mode setting = 1.35 V
–71
–65 dB
PSRR Power-supply rejection ratio
217-Hz signal applied to DRVDD, AVDD_DAC
1-kHz signal applied to DRVDD, AVDD_DAC
43
dB
41
DAC channel separation
Right headphone out
89
dB
DAC gain error
0-dB, 1-kHz input full-scale signal; output volume control = 0 dB;
output common-mode setting = 1.35 V; f_S = 48 kHz
–0.85
dB
(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.
8
Submit Documentation Feedback
Copyright © 2010, Texas Instruments Incorporated
Product Folder Link(s): TLV320AIC3104-Q1