# 3SM123C4T1QA (Component) ## Description 100 Hz ~ 10 kHz Analog Microphone MEMS (Silicon) Omnidirectional (-42dB ±1dB @ 94dB SPL) Surface Mount MEMS analog microphone with an omnidirectional top-port acoustic design for audio signal capture. It operates over a 100 Hz to 10 kHz frequency range with -42 dB ±1 dB sensitivity, 57 dB signal-to-noise ratio, 80 µA supply current, and is housed in a 4-pin LGA surface-mount package measuring 3.76 × 2.24 × 1.10 mm. #MEMSMicrophone #AnalogMicrophone #Omnidirectional #TopPort #AudioSensor #LGA4 #SurfaceMount #100HzTo10kHz #LowPower #3S #SolidStateSystem #PCBLibrary ## Component Details - **Owner:** silicon-yard - **Created:** 7/28/2026 - **Last Updated:** 7/28/2026 - **Visibility:** Public - **Manufacturer Part Number:** 3SM123C4T1QA - **Manufacturer Name:** 3S (Solid State System) - **Datasheet URL:** https://storage.googleapis.com/graviton-electric-symbols/document_assets/user-uploaded/4499240e75b025ccdc653f0b6b7f75c586ab7e4538718f727ef9758b0aad69b6.pdf - **Part Type:** Microphone - **Symbol Style:** parametric-v1 - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **MPN:** 3SM123C4T1QA - **Mount Type:** Surface Mount - **Package / Case Code:** LGA - **Pin Count:** 4 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VDD | | | 2 | GND | | | 3 | GND__1 | | | 4 | OUTPUT | | --- *Generated from [https://www.flux.ai/silicon-yard/3sm123c4t1qa](https://www.flux.ai/silicon-yard/3sm123c4t1qa)*