ADMP421BCEZ-RL7 - High Performance, Omnidirectional MEMS Microphone

The ADMP421BCEZ-RL7 is a state-of-the-art, high-quality, omnidirectional MEMS microphone from Analog Devices Inc. that provides a superior audio sensing solution suitable for a wide range of applications. This innovative microphone features an acoustic overload point of 120 dBSPL, a 62 dB signal-to-noise ratio, and a sensitivity of -38 dBV/Pa, making it an excellent choice for environments that demand clear and precise audio capture.

Designed with the latest MEMS technology, the ADMP421BCEZ-RL7 offers a flat wideband frequency response ranging from 100 Hz to 15 kHz, which ensures natural sound with high fidelity. Its omnidirectional pickup pattern captures sound with consistent sensitivity from all directions, which is ideal for applications requiring 360-degree audio detection.

The compact and low-profile package of the ADMP421BCEZ-RL7, measuring just 4.72 mm x 3.76 mm x 1.00 mm, allows for easy integration into space-constrained designs without compromising performance. This microphone is available in a surface-mount package that is reflow-solder-compatible with no sensitivity degradation, providing flexibility for automated manufacturing processes.

With a wide operating temperature range of -40°C to +85°C, the ADMP421BCEZ-RL7 is well-suited for various environmental conditions, ensuring reliable performance in both indoor and outdoor applications. Its low current consumption of 250 μA at 3.3 V makes it an energy-efficient choice for battery-powered devices.

Applications for the ADMP421BCEZ-RL7 are diverse and include smartphones, tablets, smart home devices, teleconferencing systems, digital cameras, and wearable devices. Its high-performance characteristics also make it an excellent choice for noise-cancellation systems and voice recognition applications, where clear and accurate sound capture is crucial.

Analog Devices Inc. is known for its commitment to quality and the ADMP421BCEZ-RL7 is no exception. It delivers a combination of performance, reliability, and versatility, making it a top choice for designers and engineers looking to enhance the audio experience in their products.