CM1412 Datasheet (California Micro Devices) - 2 Channel Headset Microphone EMI Filter

CM1412, 2 Channel Headset Microphone EMI Filter

The CM1412 is a dual low-pass filter array integrating two pi-style filters (C-R-C) that reduce EMI/RFI emissions while at the same time providing ESD protection.

This part is custom-designed to interface with a microphone port on a cellular telephone or similar device.

Each high quality filter prov

CM1412 Features

* Functionally and pin compatible with CMD’s CSPEMI202A OptiGuard™ coated for improved reliability at assembly Two channels of EMI filtering Pi-style EMI filters in a capacitor-resistor-capaci