Analog Microphone to I2S Module Nuvoton NAU85L40B

Description

The RAK18040 is a stereo analog microphone to I2S module based on the Nuvoton NAU85L40B Audio ADC which extends the WisBlock system with sound sensing capability.

The RAK18040 allows a user to connect two analog microphones into a WisBlock System.

The RAK18040 can be used in applications such as audio sensing, audio recording and more specialized.

Features

• Analog microphone input to I2S
• Samples rates from 8 kHz to 96 kHz at 24bit resolution
• 92 dB THD+N
• 101 dB(A) signal-to-noise ratio
• I2C control interface
• Size 15mmx 25mm

Package Inclusion

• 1 pc RAK18040
• 3 pc M1.2x4 Screw
• 2 pc Mic connector to bare wire

Documentation

• RAK18040 Datasheet
• Build Your Own Voice Recognition Device Using Wisblock Audio
• RAK18040 3D model
• WisBlock Quick Start Guide
• WisBlock Source Code Repository
• 40-Pin Male Connector 3D File
• WisBlock IO Tutorial