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The SPU0410HF5H-PB is a low-power, bottom-port silicon digital microphone manufactured by Syntiant. It features a single-bit PDM output and operates within a supply voltage range of 1.5 V to 3.6 V. The device provides an omnidirectional response with a sensitivity of -42 dB ±3 dB at 94 dB SPL. It supports a frequency range of 100 Hz to 10 kHz and functions at maximum operating temperatures up to +105 °C.
Verify the specific suffix 'PB' against official Syntiant documentation to confirm packaging configuration and tape-and-reel specifications. Ensure compatibility with existing PDM interfaces on target microcontrollers or audio processors. Confirm that the bottom-port orientation aligns with the mechanical housing design requirements.
Select this component when a compact, low-power digital microphone with bottom-port acoustics is required. It is suitable for applications needing standard voice frequency response (100 Hz to 10 kHz) and PDM connectivity. Consider thermal limits if the operating environment exceeds +85 °C, as the maximum rating is +105 °C.
This part belongs to Syntiant's SP series of MEMS microphones, which are designed for edge-AI and voice processing applications. The series emphasizes low power usage and digital integration, distinguishing it from analog MEMS alternatives. It complements Syntiant's neural decision processors in complete audio solution stacks.
Check for direct substitutes within the Syntiant SP series with identical pinouts and electrical characteristics. Verify that alternative models support the same PDM data format and voltage levels. Cross-reference mechanical dimensions to ensure fit in existing enclosures.