Part Number
|
MAX14579E |
Manufacturer
|
Maxim Integrated Products |
Description
|
Low-Power Headset Detectors |
Published
|
Feb 18, 2012 |
Detailed Description
|
MAX14579E/MAX14579AE
19-5964; Rev 0; 06/11 EVAALVUAAILTAIOBNLEKIT
Low-Power Headset Detectors with SEND/END Button Sup...
|
Datasheet
|
MAX14579E
|
Overview
MAX14579E/MAX14579AE
19-5964; Rev 0; 06/11 EVAALVUAAILTAIOBNLEKIT
Low-Power Headset Detectors with SEND/END Button Support
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.
The devices are managed with only three GPIOs from the host controller to select between call mode and standby mode, and monitor the SEND/END and jack insertion status.
In call mode, the low-noise LDO is enabled to provide DC bias to the externally preamplified microp...
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