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TLV320AIC3256 Datasheet(PDF) 1 Page - Texas Instruments |
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TLV320AIC3256 Datasheet(HTML) 1 Page - Texas Instruments |
1 / 44 page SPI_Select IN1_R IN2_R IN3_R IN3_L IN2_L IN1_L Left ADC DRC tpl Left DAC AGC * + + + + * ADC Signal Proc. DAC Signal Proc. Right ADC DRC tpr Right DAC AGC * * ADC Signal Proc. DAC Signal Proc. + + + + Vol . Ctrl Vol . Ctrl Data Interface Gain Adj . Gain Adj . 0… +47.5 dB 0.5 dB steps 0…+47.5 dB 0.5 dB steps -6...+14dB 1dB steps -6...+29dB 1dB steps -6...+29dB 1dB steps -6...+14dB 1dB steps SPI / I2C Control Block Pin Muxing / Clock Routing Sec. I 2S I/F Primary I 2S Interface Dig Mic Inter rupt PLL Mic Bias Ref MicBias Ref Supplies miniDSP miniDSP HPL LOL HPR LOR Reset -30...0 dB -30...0 dB Charge Pump GND_Sense MicDet VNEG Fly_N Fly_P TLV320AIC3256 www.ti.com SLOS630A – DECEMBER 2010 – REVISED DECEMBER 2010 Ultra Low Power Stereo Audio Codec With Embedded miniDSP Check for Samples: TLV320AIC3256 1 FEATURES • Future 3.5mm x 3.3mm 42-ball WCSP 2 • Stereo Audio DAC with 100dB SNR APPLICATIONS • 5.0mW Stereo 48ksps • Portable Navigation Devices (PND) DAC-to-Ground-Centered Headphone Playback • Portable Media Player (PMP) • Stereo Audio ADC with 93dB SNR • Mobile Handsets • 5.2mW Stereo 48ksps ADC Record • Communication • PowerTune™ • Portable Computing • Extensive Signal Processing Options • Acoustic Echo Cancellation (AEC) • Embedded miniDSP • Active Noise Cancellation (ANC) • Six Single-Ended or 3 Fully-Differential Analog • Advanced DSP algorithms Inputs • Stereo Analog and Digital Microphone Inputs DESCRIPTION • Ground-Centered Stereo Headphone Outputs The TLV320AIC3256 (sometimes referred to as the • Very Low-Noise PGA AIC3256) is a flexible, low-power, low-voltage stereo audio codec with programmable inputs and outputs, • Low Power Analog Bypass Mode PowerTune capabilities, fully-programmable miniDSP, • Programmable Microphone Bias fixed predefined and parameterizable signal • Programmable PLL processing blocks, integrated PLL, and flexible digital interfaces. • 5mm x 5mm 40-pin QFN Package 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. 2 PowerTune is a trademark of Texas Instruments. PRODUCTION DATA information is current as of publication date. Copyright © 2010, Texas Instruments Incorporated Products conform to specifications per the terms of the Texas Instruments standard warranty. Production processing does not necessarily include testing of all parameters. |
Similar Part No. - TLV320AIC3256_12 |
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Similar Description - TLV320AIC3256_12 |
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