SPV21A0LR5H-1V

Overview

The SPV21A0LR5H-1V is a SiSonic™ MEMS silicon microphone featuring an analog output and omnidirectional polar pattern. It operates within a voltage range of 1.6 V to 3.6 V, with a rated voltage of 2.75 V and a supply current of 200 µA. The device provides a sensitivity of -42 dB ±1 dB and a signal-to-noise ratio of 64.5 dB. Its frequency response spans from 45 Hz to 15.5 kHz, with an impedance of 300 Ohms. The component utilizes a bottom port configuration and is housed in a rectangular SMD/SMT package measuring 2.75 mm x 1.85 mm x 1.00 mm.

Feature Summary

• Bottom port acoustic design for optimized sound capture
• High signal-to-noise ratio performance for clear audio
• Low power consumption suitable for battery-operated devices

Applications

• Voice recognition systems
• Smart home audio devices
• Mobile communication equipment

Procurement Notes

Verify the active part status and RoHS compliance details before procurement. Confirm that the specific suffix matches the required electrical characteristics. Ensure compatibility with standard SMD/SMT assembly processes. Check for any recent product change notices or lifecycle updates from Syntiant to ensure long-term availability for production.

Selection Notes

Select this model when a compact form factor and high SNR are required for analog audio applications. The bottom port design facilitates integration into space-constrained enclosures. Compare the 200 µA supply current against system power budgets. Ensure the 1.6 V minimum operating voltage aligns with the target power rail.

Part Context

This component belongs to the Syntiant SiSonic™ series of MEMS microphones. It is designed for high-performance audio sensing in consumer electronics. The SPV21A0LR5H-1V represents a specific variant within the broader portfolio, distinguished by its analog output and specific dimensional constraints.

Replacement Considerations

SPV21A0LR5H-1 is a direct pin-compatible alternative within the same series.