The MAX7445EUD is an integrated circuit (IC) component designed by Maxim Integrated. It is a stereo audio volume control with a push-button interface. This IC is specifically created for portable media players, headphones, and other battery-powered audio devices. Here is an overview of its key features:
1. Digital Volume Control: The MAX7445EUD provides digital volume control for stereo audio signals. It offers a seamless, noiseless transition between volume levels, ensuring a high-quality listening experience.
2. Wide Operating Voltage Range: This IC can operate over a wide voltage range from 2.7V to 5.5V. It is compatible with various power sources, making it suitable for battery-powered applications.
3. Push-button Interface: The MAX7445EUD features a push-button interface that allows users to conveniently control the volume. It supports both momentary and latched push-button configurations for volume control.
4. Attenuation Range: This IC offers a wide attenuation range of 95 dB with 0.25 dB steps. This allows precise adjustment of volume levels according to user preferences.
5. Low Quiescent Current: The MAX7445EUD consumes minimal current during operation, making it suitable for power-constrained devices. It has a low quiescent current of 55 µA, contributing to extended battery life.
6. Output Amplifiers: This IC integrates dual output amplifiers, capable of driving 16-ohm stereo headphones
