SPM0687LR5H-1

$1.67

Description：MIC MEMS ANALOG OMNI -40DB
Series：SiSonic™ SPM
Mfr：Syntiant
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:399dbf9e0439 Category: Microphones Brand: Syntiant

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Product introduction

Product Detailed Parameters

Description：MIC MEMS ANALOG OMNI -40DB
Series：SiSonic™ SPM
Mfr：Syntiant
Package：Tape & Reel (TR),Cut Tape (CT)
Type：MEMS (Silicon)
Output Type：Analog
Direction：Omnidirectional
Frequency Range：-
Sensitivity：-40dB ±1dB @ 130dB SPL
S/N Ratio：70dB
Impedance：-
Voltage Range：2.3 V ~ 3.6 V
Current - Supply：285 µA
Port Location：Bottom
Ratings：-
Termination：Solder Pads
Size / Dimension：0.186" L x 0.148" W (4.72mm x 3.76mm)
Height (Max)：0.049" (1.25mm)
Shape：Rectangular
Grade：-
Qualification：-
Voltage - Rated：-

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SPM0687LR5H-1

Overview

The SPM0687LR5H-1 is a SiSonic MEMS microphone featuring an analog output and omnidirectional polar pattern. It operates within a voltage range of 2.3 V to 3.6 V with a supply current of 285 µA. The device provides a sensitivity of -40 dB ±1 dB at 130 dB SPL and achieves a signal-to-noise ratio of 70 dB. Its physical dimensions are 4.72 mm in length, 3.76 mm in width, and 1.25 mm in height.

Feature Summary

Integrated silicon MEMS acoustic sensor for audio capture
Analog output interface for direct signal processing
Omnidirectional sound pickup capability
Bottom port design for flexible PCB mounting

Applications

Voice recognition systems
Smart home devices
Wearable electronics
IoT audio sensors

Procurement Notes

Verify component status as the SPM0687LR5H-1 is listed as obsolete or end-of-life by the manufacturer. Confirm availability through authorized distributors or secondary markets. Ensure that any replacement components maintain identical electrical specifications and mechanical footprint requirements for your specific application design.

Selection Notes

Select this component when a high-sensitivity analog MEMS microphone is required for voice applications. Consider the 70 dB SNR and -40 dB sensitivity for clear audio capture. Evaluate the 285 µA supply current against power constraints. Verify compatibility with existing analog front-end circuits due to the analog output type.

Part Context

This part belongs to the Syntiant SiSonic series of MEMS microphones. It is designed for low-power, high-performance audio sensing applications. The series typically includes various packages and sensitivity options to suit different consumer and industrial electronic needs.

Replacement Considerations

Public confirmed substitute part numbers: AMM-2738-2-B, AMM-2738-3-B, AMM-4038-B (PUI Audio, Inc.). Verify pinout and electrical parameter alignment before substitution.