The SPH1642HT5H-1 is a miniature, high-performance, low power, top-port silicon microphone. Using Knowles’ proven high-performance SiSonic™ MEMS technology, the SPH1642HT5H-1 consists of an acoustic sensor, a low-noise input buffer, and an output amplifier. These devices are suitable for applications such as cell phones, smartphones, laptop computers, sensors, digital still cameras, portable music recorders, and other portable electronic devices where excellent wideband audio performance and RF immunity are required.