# ICS-40730 (Component) ## Description 25 Hz ~ 20 kHz Analog Microphone MEMS (Silicon) 1.5 V ~ 3.63 V Omnidirectional (-32dB @ 94dB SPL) Solder Pads The ICS-40730 is a high-performance analog MEMS microphone designed for precision audio capture in compact electronic systems. It integrates a micro-electromechanical sensing element with an internal impedance conversion amplifier, providing a stable analog output suitable for direct interfacing with audio processing circuits. The device is optimized for applications requiring high signal integrity, low noise, and consistent performance across a wide frequency range. Its small form factor and surface-mount package make it ideal for space-constrained designs such as portable electronics, embedded systems, and industrial sensing equipment. Key Features Omnidirectional microphone response Low noise floor for high signal clarity Wide dynamic range for accurate sound reproduction Analog output interface Surface-mount package for automated assembly Stable performance over temperature variations Electrical Characteristics Supply voltage range suitable for low-power systems Low current consumption for energy-efficient operation High signal-to-noise ratio enabling clear audio capture Consistent sensitivity across operating conditions Acoustic Performance Omnidirectional pickup pattern Flat frequency response over the audible range High acoustic overload point for handling loud sound sources Low total harmonic distortion Mechanical Characteristics Compact surface-mount package Designed for reflow soldering processes Robust structure for reliable operation in portable devices Environmental Specifications Operational across standard industrial temperature ranges Resistant to typical humidity and environmental conditions encountered in consumer and industrial electronics Applications Voice-enabled devices Audio recording systems Industrial monitoring equipment Smart home and IoT devices Portable and wearable electronics Compliance and Standards Designed to meet common environmental and electronic component compliance requirements for modern electronic assemblies #commonpartslibrary #audio #microphone #analog ## Component Details - **Owner:** adrian95 - **Created:** 4/25/2026 - **Last Updated:** 4/25/2026 - **Visibility:** Public - **Manufacturer Name:** TDK - **Manufacturer Part Number:** ICS-40730 - **Datasheet URL:** https://product.tdk.com/system/files/dam/doc/product/sw_piezo/mic/mems-mic/data_sheet/ics-40730-datasheet.pdf - **Part Type:** Audio - **License:** https://creativecommons.org/licenses/by/4.0/ - **Used in:** 1 project - **Part Type:** Electromechanical Components - **Manufacturer:** TDK - **MPN:** ICS-40730 - **Mount Type:** Surface Mount - **Package / Case Code:** TO - **Pin Count:** 4 ## Pins | Pin | Name | Type | |-----|------|------| | 1 | VDD | | | 2 | OUTPUT+ | | | 3 | OUTPUT- | | | 4 | GND | | --- *Generated from [https://www.flux.ai/adrian95/ics-40730](https://www.flux.ai/adrian95/ics-40730)*