TLV320AIC3206 Datasheet, PDF (1/42 Pages) Texas Instruments – Ultra Low Power Stereo Audio Codec

TLV320AIC3206
www.ti.com
SLAS649A – DECEMBER 2010 – REVISED DECEMBER 2010
Ultra Low Power Stereo Audio Codec
Check for Samples: TLV320AIC3206
FEATURES
1
•2 Stereo Audio DAC with 100dB SNR
• 5.8mW Stereo 48ksps
DAC-to-Ground-Centered Headphone Playback
• Stereo Audio ADC with 93dB SNR
• 5.2mW Stereo 48ksps ADC Record
• PowerTune™
• Extensive Signal Processing Options
• Six Single-Ended or 3 Fully-Differential Analog
Inputs
• Stereo Analog and Digital Microphone Inputs
• Ground-Centered Stereo Headphone Outputs
• Very Low-Noise PGA
• Low Power Analog Bypass Mode
• Programmable Microphone Bias
• Programmable PLL
• 5mm x 5mm 40-pin QFN Package
APPLICATIONS
• Portable Navigation Devices (PND)
• Portable Media Player (PMP)
• Mobile Handsets
• Communication
• Portable Computing
DESCRIPTION
The TLV320AIC3206 (sometimes referred to as the
AIC3206) is a flexible, low-power, low-voltage stereo
audio codec with programmable inputs and outputs,
PowerTune capabilities, fixed predefined and
parameterizable signal processing blocks, integrated
PLL and flexible digital interfaces.
IN1_L
IN2_L
IN3_L
IN3_R
IN2_R
IN1_R
SPI_Select
Reset
MicBias
MicDet
Ref
Mic
Bias
Ref
AGC
+
+
0…+47.5 dB
Left
ADC
ADC
* ^tpl
Signal
Proc.
Gain Adj.
0.5 dB
steps
-30...0 dB
DRC
Vol . Ctrl
DAC
Signal
Proc.
*
Left
DAC
-30...0 dB
Data Interface
0…
+
+47.5 dB
Right
ADC
Gain Adj.
ADC
* ^tpr
Signal
Proc.
+
0.5 dB steps
AGC
DAC
Signal
Proc.
*
Right
DAC
DRC
Vol . Ctrl
-6...+14dB
+
HPL
1dB steps
-6...+29dB
+
LOL
1dB steps
-6...+29dB
+
LOR
1dB steps
-6...+14dB
+
HPR
1dB steps
GND_Sense
Supplies
SPI / I2C
Control Block
PLL
Dig
Mic
Inter
rupt
Sec.
I²S I/F
Primary
I²S Interface
Pin Muxing / Clock Routing
Charge
Pump
VNEG
Fly_N
Fly_P
Figure 1. Simplified Block Diagram
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PowerTune is a trademark of Texas Instruments.
2
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2010, Texas Instruments Incorporated