SP0404LE5H-PB

Overview

The SP0404LE5H-PB is a SiSonic analog MEMS microphone manufactured by Syntiant. It features an omnidirectional response with a sensitivity of -42dB ±4dB at 94dB SPL and a signal-to-noise ratio of 59dB. The device operates within a voltage range of 1.5V to 3.6V, drawing a supply current of 250µA. Its frequency range spans from 100Hz to 8kHz, and it utilizes a pad termination style in a rectangular LGA-6 package measuring 6.15mm x 3.76mm x 1.25mm.

Feature Summary

• Analog output type for direct interface with audio processing circuits
• Omnidirectional acoustic port design for uniform sound capture
• Low power consumption suitable for battery-operated devices

Applications

• Voice recognition systems requiring high-fidelity audio input
• Consumer electronics such as smart speakers and voice assistants
• IoT devices with limited power budgets

Procurement Notes

Verify component authenticity through authorized distributors or official manufacturer channels. Confirm RoHS compliance status and check for end-of-life notifications, as this part may be discontinued. Ensure storage conditions meet moisture sensitivity level requirements prior to assembly.

Selection Notes

Select this model when analog output is required rather than digital interfaces. Consider the specific sensitivity and SNR specifications for noise-critical applications. Evaluate the rectangular package dimensions against available PCB real estate constraints.

Part Context

This component belongs to the Syntiant SiSonic family of MEMS microphones. It represents an analog silicon microphone solution designed for integration into compact electronic systems requiring reliable acoustic sensing capabilities.

Replacement Considerations

Check for direct substitutes within the SP0408LE5H-SB series or other Syntiant analog MEMS variants. Verify pin compatibility and electrical parameter alignment before transitioning to alternative components.