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MSA-0420

Radio Frequency Amplifier Silicon RF Integrated Circuit

Inventory:6,256

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Overview of 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.

Equivalent

For similar functionalities, consider these alternatives to the MSA-0420:

  • INMP441: This is a high-performance I2S digital output MEMS microphone suitable for compact audio capture applications.
  • SPH0645LM4H: A digital microphone with a built-in I2S interface, designed for applications requiring small form factor and high audio quality.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category RF Amplifier RoHS Details
Mounting Style SMD/SMT Package / Case SMD-4
Type General Purpose Amplifiers Technology Si
Operating Frequency 25 GHz Gain 8.5 dB
Operating Supply Voltage 6.9 V OIP3 - Third Order Intercept 30 dBm
Operating Supply Current 120 mA Maximum Operating Temperature + 200 C
Series MSA Brand Broadcom / Avago
Number of Channels 1 Channel Pd - Power Dissipation 850 mW
Product Type RF Amplifier Factory Pack Quantity 100
Subcategory Wireless & RF Integrated Circuits Supply Voltage - Max 6.9 V
Supply Voltage - Min 5.7 V

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packageimg

MSA-0420

Radio Frequency Amplifier Silicon RF Integrated Circuit

Inventory:

6,256