The SPG08P4HM4H-1 is a miniature, high-performance, low power,Top port silicon digital microphone with a single bit PDM output. UsingKnowles’ proven high performance SiSonicTM MEMS technology, theSPG08P4HM4H-1 consists of an acoustic sensor, a low noise inputbuffer, and a sigma-delta modulator. These devices are suitable forapplications such as cellphones, smart phones, laptop computers,sensors, digital still cameras, portable music recorders, and otherportable electronic devices where excellent wideband audioperformance and RF immunity are required. In addition, theSPG08P4HM4H-1 offers multiple performance modes