About ICS-43432

The ICS-43432 is a digital I²S output bottom port microphone that offers a complete solution for high-quality audio recording. It includes a MEMS sensor, signal conditioning, analog-to-digital converter, decimation and anti-aliasing filters, power management, and a 24-bit I²S interface. This allows for direct connection to digital processors without the need for additional audio codecs.

With a high SNR of 65 dBA and a wideband frequency response, the ICS-43432 delivers excellent audio performance. Its sensitivity tolerance of ±1 dB enables the creation of high-performance microphone arrays without the need for system calibration. This makes it a versatile choice for applications requiring precise sound capture.

The ICS-43432 operates within a voltage range of 1.62 V to 3.63 V, providing flexibility in power supply options. Its omnidirectional pattern ensures that it captures sound from all directions, making it suitable for various recording scenarios. The microphone features solder pads for easy installation, simplifying the integration process.

Features

• Complete solution: The ICS-43432 includes a MEMS sensor, signal conditioning, analog-to-digital converter, decimation and anti-aliasing filters, power management, and a 24-bit I²S interface. This eliminates the need for additional audio codecs and provides a convenient and efficient solution for audio recording.
• High-quality audio performance: With a high SNR of 65 dBA and a wideband frequency response, the ICS-43432 delivers excellent sound capture capabilities. It ensures accurate and clear audio recording, making it suitable for applications that require high-quality audio.
• Versatility in microphone arrays: The sensitivity tolerance of ±1 dB allows for the creation of high-performance microphone arrays without the need for system calibration. This feature enhances its versatility, making it an ideal choice for applications that require precise sound capture, such as conference systems or voice recognition technology.
• Flexible power supply options: The ICS-43432 operates within a voltage range of 1.62 V to 3.63 V, providing flexibility in power supply options. This allows for easy integration into different devices and systems with varying power requirements.
• Omnidirectional pattern: The omnidirectional pattern ensures that it captures sound from all directions. This makes it suitable for various recording scenarios where capturing sound from multiple sources or in different directions is necessary.

Specifications

Applications

• Consumer electronics: The high-quality audio performance and versatile microphone array capabilities make the ICS-43432 suitable for use in smartphones, tablets, laptops, and other consumer electronic devices that require precise audio recording.
• Automotive systems: The ICS-43432 can be used in automotive applications, such as in-car communication systems, hands-free calling, voice command recognition, and advanced driver assistance systems (ADAS). Its high-quality audio capture and omnidirectional pattern make it suitable for these applications.
• Industrial settings: The ICS-43432 can be used in industrial settings that require precise audio recording, such as voice control systems, surveillance systems, or acoustic monitoring systems. Its ability to capture sound from all directions and its high-quality audio performance make it an ideal choice for these applications.

Datasheet Download: ICS-43432 Datasheet

ECAD Model: PCB Symbol and Footprint

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