SPH0644LM4H-1 – Digital MEMS Microphone, Bottom Port, I²S Interface

Description

Technical specifications:

• Interface: I²S digital
• SNR: 65 dB typical
• Acoustic overload point: 120 dB SPL
• Frequency response: 100 Hz – 10 kHz
• Power supply: 1.62V to 3.6V
• Current consumption: 0.8 mA typical
• Package: 3.5 x 2.65 x 0.98 mm LGA
• Applications: Smart speakers, voice recognition, mobile devices, wearables

Product features:

• Digital I²S output: Simplifies integration with digital processors
• Bottom port configuration: Enables compact PCB layouts and improved acoustic performance
• Low power consumption: Ideal for battery-powered devices
• High signal-to-noise ratio (SNR): Ensures clear audio capture
• Omnidirectional response: Picks up sound from all directions
• Surface-mount package: Supports automated assembly