MSA-0420

The MSA-0420 is a MEMS microphone with an integrated preamplifier, designed for high-quality audio capture in various electronic devices. It incorporates a miniature microphone element, suitable for applications requiring audio input in a compact form factor.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• GND: Ground connection
• VCC: Positive power supply
• AOUT: Analog audio output
• NC: No connection
• NC: No connection
• NC: No connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the MSA-0420 MEMS microphone for a visual representation.

Key Features

• Miniature Size: The MSA-0420 features a compact design, making it suitable for space-constrained applications requiring high-quality audio capture.
• Integrated Preamplifier: This MEMS microphone incorporates an integrated preamplifier, simplifying the audio signal chain and improving overall performance.
• Wide Frequency Response: With a wide frequency range, the MSA-0420 captures detailed audio across various frequencies, ensuring accurate sound reproduction.
• Low Power Consumption: The MEMS technology used in the MSA-0420 enables low power consumption, making it suitable for battery-powered devices.
• High Sensitivity: The MSA-0420 offers high sensitivity for capturing clear audio signals even in challenging environments.

Note: For detailed technical specifications, please refer to the MSA-0420 datasheet.

Application

• Smartphones and Wearable Devices: Ideal for integrating high-quality audio input in smartphones, smartwatches, and other wearable electronics.
• Automotive Systems: Suitable for use in automotive infotainment systems, hands-free calling, and in-car voice recognition applications.
• IoT Devices: The MSA-0420 can be used in various Internet of Things (IoT) devices requiring audio sensing capabilities.

Functionality

The MSA-0420 MEMS microphone with integrated preamplifier delivers high-quality audio capture in a miniature form factor, making it ideal for diverse electronic applications.

Usage Guide

• Power Supply: Connect VCC (Pin 2) to the positive power supply and GND (Pin 1) to ground.
• Analog Output: Use the AOUT (Pin 3) pin to connect to the analog audio input of the target device or audio processing circuit.

Frequently Asked Questions

Q: What is the frequency response range of the MSA-0420?
A: The MSA-0420 has a frequency response range of 50Hz to 15kHz, capturing a wide spectrum of audio frequencies.

Q: Is the MSA-0420 suitable for battery-powered wearable devices?
A: Yes, the MSA-0420's low power consumption makes it well-suited for battery-powered wearable devices requiring high-quality audio input.