Keyestudio I2S Digital Audio Power Amplifier Module for Arduino Programming

Description

This module is equipped with the MAX98375 as the main control chip. It is a highly efficient, low-noise and highly integrated D-class audio power amplifier, which is particularly suitable for portable audio devices with high requirements for power consumption and anti-interference. Its I2S digital input, anti-distortion function and rich protection mechanisms make it have broad applications in consumer electronic products.
 

Parameters

I2S serial digital audio input interface
Supports wide-range sampling rates: 8kHz to 96kHz
Automatic sampling rate detection, self-adaption
Built-in digital high-pass filter, a single pulse sets its turning point
Optional left and right channels can be set by pressing CTRL to the pin level
Anti-distortion NCN function
Class D amplifier without filter
Output power: 2.5W(VDD=5V, RL=4Ω)
Operating voltage range: 3.0V to 5.5V
0.2% THD (VDD=5V, RL=4Ω, Po=1W)
80% efficiency (VDD=5V, RL=4Ω, Po=2.5W)
Excellent noise suppression for “power-on and power-off”
Overcurrent protection, overheat protection, under-voltage protection
eSOP8 packaging
Dimensions: 48 *24mm
Weight: 6.96g