SPQ0410HE5H-PB-7

Overview

The SPQ0410HE5H-PB-7 is an omnidirectional analog MEMS microphone manufactured by Syntiant. It operates within a frequency range of 100 Hz to 10 kHz and supports supply voltages from 1.5 V to 3.6 V. The device features a sensitivity of -42dB ±3dB @ 94dB SPL, a signal-to-noise ratio of 59dB, and an impedance of 400 Ohms. It draws 160 µA of supply current and utilizes solder pad termination. The component measures 3.76mm x 2.24mm with a maximum height of 1.20mm.

Feature Summary

• Omnidirectional acoustic pickup pattern for uniform sound capture
• Analog output interface compatible with standard audio processing circuits
• Low power consumption suitable for battery-operated devices

Applications

• Voice recognition systems
• Smart home audio devices
• Portable consumer electronics

Procurement Notes

Verify the specific suffix 'PB-7' against official manufacturer documentation to confirm package and tape-and-reel specifications. Confirm RoHS compliance status as per the latest datasheet revision. Check for end-of-life notifications or alternative part recommendations directly from Syntiant before finalizing procurement plans.

Selection Notes

Select this component when an omnidirectional analog MEMS microphone with low power requirements is needed. Ensure the application voltage falls within the 1.5 V to 3.6 V range. Verify that the 400 Ohm impedance matches the input requirements of the connected audio amplifier or ADC circuitry.

Part Context

This microphone belongs to the SiSonic™ series from Syntiant, designed for edge-AI and voice processing applications. It complements neural decision processors like the NDP250 by providing high-quality analog audio input for subsequent digital processing stages in compact electronic devices.

Replacement Considerations

Check Syntiant's official obsolescence notices for direct replacements. Similar omnidirectional analog MEMS microphones from other manufacturers may require impedance and sensitivity matching.