深圳市谷科智电子有限公司

Features

Analog Features:

 Digital-to-Analog Converter with 100dBA SNR

 Analog-to-Digital Converter with 94dBA SNR

 Differential analog microphone inputs with boost pre-amplifiers and low noise microphone bias

 +20/+24/+30/+35/+40/+44/+50/+52 dB microphone boost gain

 MIC input to ADC with 50dB boost gain, SNR > 66dBA and THD+N < -65dB

 Adjustable MICBIAS (0.9*MICVDD or 0.75*MICVDD)

 Stereo line inputs

 Line input to ADC with 0dB gain, SNR >= 94dBA, THD+N <= -83dB

 Stereo line outputs

 DAC to line output with 0dB gain, SNR >= 100dBA, THD+N <= -86dB

 Stereo Cap-Free headphone amplifier with ultra low power consumption for playback

 20mW/CH (AVDD=CPVDD=1.8V, THD+N <= -80dB, 16Ohm Load)

 Playback power consumption <= 5.5mW (AVDD=VBVDD=CPVDD=1.8V, 16Ohm, With I2S

Clock, Playback Silence)

 Playback power consumption <= 13mW (AVDD=VBVDD=CPVDD=1.8V, 16Ohm, With I2S

Clock, Playback 1mW/CH)

 Audio jack insert/combo jack detection

 Inside PLL can receiver wide range clock input

Digital Features:

 One 24bit/8kHz ~ 192kHz I

2

S/PCM/TDM interface for stereo DAC and stereo ADC

 One 24bit/8kHz ~ 192kHz I

2

S/PCM interface for stereo DAC and stereo ADC

 I

2C control interface

 One digital microphone interface support

 Asynchronous sample rate converter (ASRC) for each interface

 7-bands flexible equalizer (EQ) for DAC path or ADC path

 Enhanced DRC(Dynamic Range Control)/AGC(Auto Gain Control) function for DAC path or ADC

path

 One wind noise reduction filter

 Zero detection and soft volume for pop noise suppression

 SounzRealTM audio sound processing

 OminiSound EXPTM

 TruTreble EXPTM

 BassBack EXPTM