NAU88L24IG

NAU88L24IG is an ultra-low power high performance audio codec designed for smartphone, tablet PC, and other portable devices that supports both analog and digital audio functions.

NAU88L24IG includes one I²S/PCM interface, one digital mixer, two high quality DACs, two high quality ADCs, two mono differential or one stereo differential analog microphone inputs, four analog single-ended microphone inputs, four digital PDM microphone inputs, one single ended stereo auxiliary or one differential mono inputs, one differential headset mic input, one stereo 2.9W class D loudspeaker amplifier driver for 4Ω loads and 5V supply, and one stereo class G headphone amplifier with advanced headset detection.

Applications

• Tablet / Ultra-Portable Laptop
• Smartphone
• Audio Docking System
• Portable Game Player
• Camera

Key Features

• ADC Feature
  • SNR (A-weighted): 100dB @ 0dB Mic gain
  • THD+N: -85dB @ 6dB Mic gain
  • Dynamic Range Compressor
• DAC Feature
  • Class G Headphone Amplifier (27mW @ 32Ω, 1% THD+N)
  • Stereo Class D Loudspeaker Amplifier:
• 0.97W @ 4.2V, 8Ω, 1% THD+N
• 1.38W @ 5.0V, 8Ω, 1% THD+N
• SNR (A-weighted): 103dB @ 0dB gain
• THD+N: -77dB @ 20mW, RL=32ohm
• Audio Input
  • Digital Audio Interface: I²S / PCM Input
  • Microphone Input:
• 1 x Headset Mic
• 4 x Differential Analog Mic Input
• 4 x Digital PDM Mic Input
• Stereo Auxiliary Input
• Sample rates: 8~96kHz
• Advance/Control Feature
  • Headset Detection
  • Jack Insertion and Ejection Detection
  • Distinct Keys Detection
  • I²C Control Interface
• Operating Characteristics
  • Voltage range(VDDC): 1.61V to 1.98V, SR>48KHz /FLL Enable
  • Voltage range(VDDC): 1.1 V to 1.98 V, SR<48KHz /FLL Disable
  • Temperature range: -40°C to 85°C
• Package
  • QFN-48 (6x6mm)

Technical Documents

• For more details, please visit Nuvoton Official Website: GO