Data Sheet
Omnidirectional Microphone with Bottom Port and Digital Output ADMP421
FEATURES
GENERAL DESCRIPTION
Small and thin 3 mm × 4 mm × 1 mm surface-mount package
The ADMP421 is a high performance, low power, digital output
High SNR of 61 dBA
bottom-ported omnidirectional MEMS microphone. The
High sensitivity of −26 dBFS
ADMP421 consists of a ME...