SPV0142LR5H-1

Overview

The SPV0142LR5H-1 is an analog MEMS microphone from the SiSonic series by Syntiant. It features a bottom-port design with omnidirectional sensitivity. The device operates within a supply voltage range of 1.5 V to 3.6 V and delivers a typical sensitivity of -38 dB ±1 dB at 94 dB SPL. It supports a frequency response from 25 Hz to 16 kHz, ensuring broad audio capture capabilities for various acoustic applications.

Feature Summary

• Bottom-port MEMS architecture for optimized acoustic performance
• Analog output interface compatible with standard audio processing circuits
• Omnidirectional pickup pattern for uniform sound reception
• Low power consumption suitable for battery-operated devices

Applications

• Voice recognition systems requiring high-fidelity audio input
• Smart home devices utilizing always-on voice activation
• Portable consumer electronics needing compact audio sensors
• IoT endpoints for environmental sound monitoring

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status and check for specific packaging variants such as cut tape or reel options. Ensure the procurement source provides valid traceability documentation to guarantee quality standards are met for production integration.

Selection Notes

Select this model when a low-profile, bottom-port analog microphone is required. It is suitable for designs prioritizing small footprint and consistent sensitivity across the audible spectrum. Consider the operating voltage range and interface compatibility with existing audio codecs before finalizing the bill of materials.

Part Context

This component belongs to the SiSonic family of silicon microphones designed for embedded audio applications. It complements other Syntiant offerings like the SPV1142 and SPH series, providing a specialized solution for developers seeking reliable analog signal conversion in a miniature surface-mount package.

Replacement Considerations

Direct substitutes include the SPV1142LR5H-1 for similar performance profiles. For legacy replacements, verify pinout and electrical parameter alignment with older models like the SPV0842LR5H-1, noting that some predecessors may be discontinued.