SPV0840LR5H-B-8

Overview

The SPV0840LR5H-B-8 is a miniature, high-performance, low-power silicon microphone manufactured by Syntiant. It features an analog output and bottom port design within an LGA-6 package. The device operates on a supply voltage ranging from 1.5 V to 3.6 V with a typical current consumption of 180 uA. Key electrical specifications include a sensitivity of -38 dB ±3 dB at 94 dB SPL, a signal-to-noise ratio of 64.5 dB, and an impedance of 300 ohms. The frequency response spans from 100 Hz to 10 kHz, supporting omnidirectional acoustic pickup.

Feature Summary

• Bottom port architecture for optimized acoustic performance
• Low power consumption suitable for battery-operated devices
• High signal-to-noise ratio for clear audio capture
• Omnidirectional pickup pattern for consistent sound reception

Applications

• Voice recognition systems
• Smart home assistants
• Wearable audio devices
• IoT voice-enabled endpoints

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm lot codes and RoHS compliance status prior to integration. Ensure storage conditions meet moisture sensitivity level requirements to prevent package damage during reflow soldering processes.

Selection Notes

Select this model for applications requiring analog output interfaces and compact form factors. Evaluate the 1.5 V to 3.6 V operating range against system power rails. Consider the bottom port orientation for PCB layout constraints and acoustic path design relative to enclosure openings.

Part Context

This component belongs to the SPV series of MEMS microphones designed for edge AI and physical AI applications. It represents a shift towards low-power, high-fidelity audio sensing solutions compatible with modern processor architectures. The technology leverages proven silicon manufacturing techniques for reliability.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing acoustic enclosures and circuit designs before considering alternative components.