TLV320AIC3101 Datasheet, PDF (84/98 Pages) Texas Instruments – LOW-POWER STEREO AUDIO CODEC FOR PORTABLE AUDIO/TELEPHONY

TLV320AIC3101
SLAS520E – FEBRUARY 2007 – REVISED DECEMBER 2014
www.ti.com
12.2 Typical Application
12.2.1 AC-Coupled Headphone Output With Separate Line Outputs and External Speaker Amplifier
TLV320AIC3101 is a versatile device capable of being configured in several ways suited for portable
applications. This device could be configured to have two microphones with an FM tuner connected to the analog
inputs. High power driver outputs can drive an external power amplifier and headphone, and still have a fully
differential stereo line output.
IOVDD
R_P
R_P
DSP
or
Apps Processor
FM
Tuner
1 kW
1 kW
0.1 mF
1 kW
0.1 mF
A
0.47 mF
0.47 mF
0.1 mF
1 kW
0.1 mF
A
MICBIAS
MIC1LP/LINE1LP
MIC1LM/LINE1LM
MIC2L/LINE2L/MICDET
MIC2R/LINE2R _{TLV320AIC3101}
MIC1RP/LINE1RP
MIC1RM/LINE1RM
AVDD
(2.7 V–3.6 V)
AVDD_DAC
DRVDD
DRVDD
0.1 mF
1 mF
0.1 mF
0.1 mF
10 mF
1 mF
A
IOVDD
(1.1 V–3.3 V)
IOVDD
DVDD
1.525 V–1.95 V
0.1 mF
1 mF
0.1 mF
1 mF
DVSS
D
AVSS_ADC
AVSS_DAC
DRVSS
A
220 mF
220 mF
A
LINE_OUT_L–
LINE_OUT_L+
LINE_OUT_R–
LINE_OUT_R+
External Audio Power Amplifiers
TPA2012D2 (Stereo Class-D in WCSP)
TPA2010D1 (Mono Class-D in WCSP)
TPA2005D1 (Mono Class-D in BGA, QFN, MSOP)
8W
A
8W
A
S0207-02
Figure 33. Typical Connections for AC-Coupled Headphone Output With Separate Line Outputs and
External Speaker Amplifier
84
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