SPU0414HR5H-SB

Overview

The SPU0414HR5H-SB is a low-power, bottom-port silicon MEMS microphone manufactured by Syntiant. It operates within a voltage range of 1.5 V to 3.6 V and features an omnidirectional acoustic response. The device delivers a sensitivity of -22dB ±3dB at 94dB SPL. Its functional frequency bandwidth spans from 100 Hz to 10 kHz. The component utilizes solder pads for surface-mount integration.

Feature Summary

• Low-power consumption design optimized for portable electronics
• Bottom-port acoustic architecture for compact form factors
• Omnidirectional sound pickup capability
• Silicon-based MEMS construction

Applications

• Voice recognition systems
• Smartphones
• Tablets

Procurement Notes

Verify the specific suffix SB against official Syntiant documentation to confirm exact mechanical and electrical tolerances. Ensure compatibility with the target operating voltage range of 1.5 V to 3.6 V. Confirm that the bottom-port configuration aligns with the acoustic enclosure design. Validate the solder pad footprint dimensions prior to PCB layout finalization.

Selection Notes

Select this component when a low-power, bottom-port MEMS solution is required for voice-centric applications. The specified sensitivity and frequency range suit standard voice band processing. Verify that the solder pad termination method matches the assembly process capabilities. Ensure the 1.5 V to 3.6 V supply range fits the system power architecture.

Part Context

This part belongs to the Syntiant MEMS microphone portfolio, which includes various digital and analog configurations. The SPU0414HR5H-SB represents the analog output variant within this lineup. It shares the bottom-port design philosophy found in other Syntiant devices but differs in signal output type and power specifications compared to digital PDM counterparts.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.