TLV320AIC3253

TLV320AIC3253 www.ti.com SLOS631 – MARCH 2010 Ultra Low Power Stereo Audio Codec With Embedded miniDSP Check for Samples: TLV320AIC3253 FEATURES 1 2 Stereo Audio DAC with 100dB SNR 4.1mW Stereo 48ksps Playback PowerTune™ Extensive Signal Processing Options Embedded miniDSP Stereo Digital Microphone Input Stereo Headphone Outputs Low Power Analog Bypass Mode Programmable PLL Integrated LDO 2.7mm × 2.7mm WCSP or 4mm × 4mm QFN Package APPLICATIONS Mobile Handsets Communication Portable Computing DESCRIPTION The TLV320AIC3253 (sometimes referred to as the AIC3253) is a flexible, low-power, low-voltage stereo audio codec with digital microphone inputs and programmable outputs, PowerTune capabilities, fully-programmable miniDSP, fixed predefined and parameterizable signal processing blocks, integrated PLL, integrated LDO and flexible digital interfaces. Extensive register-based control of power, input/output channel configuration, gains, effects, pin-multiplexing and clocks is included, allowing the device to be precisely targeted to its application. INL INR DMDIN/ MFP3 DMCLK/ MFP4 Dig. Mic IF ADC Signal Proc. miniDSP Data Interface DRC Vol. Ctrl * DAC Signal Proc. Left DAC miniDSP Right * DAC Signal Proc. DAC DRC Vol. Ctrl SPI_Select Reset SPI / I2C Control Block PLL Interrupt Secondary Ctrl I2S IF Primary I2S Interface Pin Muxing/ Clock Routing Mic Bias -6...+29dB + HPL 1dB steps -6...+29dB + HPR 1dB steps ALDO LDOin...