General Description

The MAX14579E/MAX14579AE provide a simple solution for detecting the insertion and managing the operation of a 3.5mm stereo headset with a microphone. These devices integrate all circuitry required to detect SEND/END button press events and generate required microphone bias voltages.

Features

● 3.5mm Jack Insertion Detection

● Simple Interface: One Input/Two Open-Drain Outputs

● Low-Power Microphone Mode

● Low-Noise, High-PSRR Microphone Bias Generator

● Click-and-Pop Suppression

● High-ESD Protection on MIC and DETIN Inputs ±15kV Human Body Model (HBM)

Applications

    Cell Phones

    e-Readers

    Tablet PCs