AKM4420ET

AKM4420ET


Specifications
Details

BUY AKM4420ET https://www.utsource.net/itm/p/12611886.html

Parameter Description Specifications
Power Supply Voltage Operating voltage range for the power supply VCC: 1.8V to 3.6V
Analog Input Voltage Range of analog input signal 卤0.5V (Differential)
Digital Interface Type of digital interface supported I2S, Left-justified, Right-justified, DSP
Sampling Frequency Supported sampling frequencies 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
SNR (Signal-to-Noise Ratio) Signal-to-noise ratio at standard conditions 120dB (A-weighted)
THD+N (Total Harmonic Distortion + Noise) Distortion and noise level -110dB (A-weighted, 1kHz)
Power Consumption Typical power consumption 10mW (Active mode)
Package Type Physical package type SSOP-B24

Instructions:

  1. Power Supply: Ensure the power supply voltage is within the specified range of 1.8V to 3.6V. Use appropriate decoupling capacitors close to the power pins.
  2. Analog Inputs: Connect differential analog audio signals to the input pins ensuring they do not exceed 卤0.5V.
  3. Digital Configuration: Configure the digital interface settings via control registers according to the desired format (I2S, Left-justified, etc.).
  4. Sampling Rate Setting: Set the sampling frequency as per application requirements using the provided register settings.
  5. Grounding and Layout: Pay attention to proper grounding and PCB layout practices to minimize noise and ensure optimal performance.
  6. Initialization: Initialize the device by writing to its configuration registers through the I2C or SPI interface before starting operation.
  7. Power Management: Manage power modes effectively to balance power consumption and performance, especially in battery-operated devices.
(For reference only)

View more about AKM4420ET on main site