Knowles SPK0838HT4H-1-7 Top Port Digital MEMS Microphone

The SPK0838HT4H-1 is a miniature, high-performance, low power, top port silicon digital microphone with a single-bit PDM output. Using Knowles’ proven high performance SiSonic MEMS technology, the SPK0838HT4H-1 consists of an acoustic sensor, a low noise input buffer, and a sigma-delta modulator.

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Key features

Flat Frequency Response
Low Current
Small package
MaxRF protection
Zero-Height MicTM
Ultra-Stable Performance
Standard SMD Reflow
Omnidirectional

Applications

Consumer Eletronics

knowles-sensors-spk0838ht4h-digital-microphone datasheet

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Knowles SPU0410HR5H-PB-7 Top Port Analog MEMS Microphone

The SP0410HR5H-PB is a miniature, highperformance, low power, top port silicon microphone. Using Knowles’ proven high performance SiSonicTM MEMS technology, the SPU0410HR5H-PB consists of an acoustic sensor, a low noise input buffer, and an output amplifier. These devices are suitable for applications such as cellphones, smart phones, laptop computers, sensors, digital still cameras, portable music recorders, and other portable electronic devices where excellent wideband audio performance and RF immunity are required.