Stereo Codecs

All ICs are RoHS compliant.

* Status: P - mass production, S - samples, UD - under development, N - not recommended for new design.

Chip	Description	Supply   voltage   [V]	Sampling frequency  (bandwidth)	Operating temperature [°C]	Package	Status *
NAU8820 (1343 KB)	Linear stereo audio CODEC: double ADC and DAC inside 24-bit signal processing SNR: ADC: ≥ 90 dB, DAC: ≥ 94 dB THD: ADC: ≤ -80 dB, DAC: ≤ -84 dB ADC notch filter and programmable high pass filter automatic level control (ALC) with audio level limiter programmable PLL programmable stereo microphone amplifier line inputs and outputs 2 mixers for analog input and output signals stereo headset driver I2S and µ-Law/A-Law PCM audio interfaces 2/3/4-wire control interface (I2C or SPI) 5-band equalizer 3-D stereo enhancement	Analog: 2.5 – 3.6 Digital: 1.65 – 3.6	8 - 48 kHz	-40 – +85	QFN-32	P
NAU8822L (2612 KB)	Linear stereo audio CODEC: double ADC and DAC inside 24-bit signal processing SNR: ADC: ≥ 90 dB, DAC: ≥ 94 dB THD: ADC: ≤ -80 dB, DAC: ≤ -84 dB ADC notch filter and programmable high pass filter automatic level control (ALC) with audio level limiter programmable PLL programmable stereo microphone amplifier line inputs and outputs 2 mixers for analog input and output signals stereo BTL speaker driver and stereo headset driver I2S and µ-Law/A-Law PCM audio interfaces 2/3/4-wire control interface (I2C or SPI) 5-band equalizer 3-D stereo enhancement	Analog: 2.5 – 3.6 Digital: 1.65 – 3.6	8 - 192 kHz	-40 – +85	QFN-32	P
NAU88C22 (2655 KB)	Linear stereo audio CODEC, cost down version of NAU8822: double ADC and DAC inside 24-bit signal processing SNR: ADC: ≥ 89 dB, DAC: ≥ 89 dB THD: ADC: ≤ -78 dB, DAC: ≤ -84 dB ADC notch filter and programmable high pass filter automatic level control (ALC) with audio level limiter programmable PLL programmable stereo microphone amplifier line inputs and outputs 2 mixers for analog input and output signals stereo BTL speaker driver and stereo headset driver I2S and µ-Law/A-Law PCM audio interfaces 2/3/4-wire control interface (I2C or SPI) 5-band equalizer 3-D stereo enhancement	Analog: 2.5 – 3.6 Digital: 1.65 – 3.6	8 - 192 kHz	-40 – +85	QFN-32	P
NAU88L24	Ultra low power linear stereo audio CODEC: double ADC and DAC inside SNR: ADC: ≥ 100 dB, DAC: ≥ 103 dB THD: ADC: ≤ -77 dB, DAC: ≤ -85 dB Dynamic Range Compressor (DRC) one stereo differential microphone amplifier and two stereo single-ended microphone amplifiers line inputs and outputs digital mixer stereo Class-D speaker driver stereo Class-G headphone amplifier I2S, µ-Law/A-Law PCM and TDM audio interfaces 2-wire control interface 5-band equalizer	Analog: 1.6 – 2.0 Digital: 1.1 – 1.98	8 - 96 kHz	-40 – +85	QFN-48	P
NAU88L25	Ultra low power linear stereo audio CODEC: single mono ADC and single stereo DAC inside SNR: ADC: 101 dB, DAC: 113 dB THD: ADC: -91 dB, DAC: -89 dB Dynamic Range Compressor (DRC) one stereo differential microphone amplifier and two stereo single-ended microphone amplifiers one headset microphone input line input stereo Class-G headphone amplifier with headset detection I2S and µ-Law/A-Law PCM audio interfaces jack insertion and ejection detection		8 - 192 kHz		QFN-32 WLCSP-42 (optional)	P