SMO04C-38/1316

Overview

The SMO04C-38/1316 is an analog MEMS microphone manufactured by BeStar Technologies, Inc. It operates within a frequency range of 100 Hz to 10 kHz and requires a supply voltage between 1.6 V and 3.6 V. The device features an omnidirectional acoustic port with a sensitivity of -38 dB ±1 dB. It utilizes solder pads for surface mount assembly and exhibits a signal-to-noise ratio of 63 dB.

Feature Summary

• Omnidirectional acoustic design for uniform sound capture
• Silicon-based MEMS construction for durability
• Analog output interface

Applications

• Consumer electronics audio input
• Voice recognition systems
• Portable communication devices

Procurement Notes

Verify the specific suffix /1316 against official BeStar documentation to confirm packaging and reel specifications. Ensure compatibility with the target PCB footprint and reflow profile requirements. Cross-reference the sensitivity tolerance of ±1 dB with system noise budget constraints before finalizing procurement orders.

Selection Notes

Select this component when an analog output is required for downstream processing. The -38 dB sensitivity and 63 dB SNR suit general voice pickup applications. Confirm that the operating voltage range of 1.6 V to 3.6 V aligns with the host system power rails. Evaluate the rectangular shape and solder pad termination for mechanical integration.

Part Context

This part belongs to the SMO series of microphones from BeStar Technologies. It represents a silicon MEMS solution designed for cost-effective mass production in consumer audio devices. The series offers various sensitivity options, with this specific model providing standard omnidirectional performance.

Replacement Considerations

Check for direct cross-references in distributor databases. Verify pinout and sensitivity matching if substituting with other MEMS microphones. No official substitute part numbers are confirmed in the provided data.