MEMS microphone

The utility model discloses a MEMS microphone, include the packaging structure who is formed by shell and circuit board encirclement, packaging structure is equipped with hole on the surface, is equipped with MEMS sound electric chip on the circuit board internal surface in the packaging structure, and MEMS sound electric chip and gate board passes through the metal wire electricity to be connected, and circuit board inside is equipped with the ASIC chip, and ASIC chip and gate board electricity is connected. The utility model discloses a set up the inside at the circuit board with the ASIC chip to the usable floor area of circuit board among the less MEMS microphone makes the MEMS microphone that produces miniaturation more, and reduced MEMS microphone's manufacturing cost.