Knowles Datasheets for Microphone Chips

Microphone Chips are integrated circuits (IC) microphones.
Microphone Chips: Learn more

Product Name Notes
Introduced in 1976, the EA is a time-tested electret condenser microphone. It is widely used in more cost sensitive applications. Features Rugged construction to withstand severe environmental conditions High resistance...
Introduced in 1986, the EK is the lowest noise Knowles microphone. Its high electroacoustic sensitivity and low noise make this microphone an excellent choice for applications where space is not...
The EM is the most popular omni-directional microphone offered. The superior performance of the low noise EM makes it the choice of hearing instrument manufacturers for all hearing instrument sizes.
The FG Series microphone is the world's smallest electret condenser microphone. Its cylindrical shape and compact size provide for superior fit rates. The FG can also be used in directional...
The NR Series close talking microphones deliver state-of-the-art noise canceling performance. NR microphones are used as headset microphones in the most demanding communication and speech recognition environments. The NR Series...
The TM provides the best combination of performance and size. It boasts performance comparable to the standard EM series, in a package 20% smaller. The TM can also be used...
The TO is the thinnest omni-directional microphone offered. Its small size is perfect for all applications, especially where space is an issue. The TO can also be used in directional...
The uni-directional TD series microphone provides directional performance in a thin space saving design. The module uses two sound ports and a single diaphragm to produce a supercardiod polar pattern.
High stability and reliability Industry-leading balanced armature technology Rejection of background noise Knowles' boom microphones are designed for either flexible or rigid configurations and offer such performance options as noise...
New MaxRF models eliminate GSM/TDMA burst noise and provide wide-band RF noise suppression UltraMini footprint - less than 11.5mm Slim UltraMini footprint - less than 8.5mm Digital mics eliminate analog...