The MAX3421EETJ+ is a highly integrated USB peripheral/host controller with an SPI interface that provides a simple and efficient solution for adding USB functionality to various electronic devices. Manufactured by Maxim Integrated, this versatile controller is designed to facilitate both host and peripheral USB functions when interfaced with a microcontroller or any other system with an SPI interface.

Key Features

• USB 2.0 Compliant: The MAX3421EETJ+ is compliant with the USB 2.0 specification, ensuring compatibility with a wide range of USB devices.
• SPI Interface: It features a Serial Peripheral Interface (SPI) that operates at full speed, allowing for easy integration with microcontrollers and other digital systems.
• Versatile Host/Peripheral Capabilities: This controller can function as both a USB host and a USB peripheral, offering flexibility in application design.
• Programmable USB Descriptor: The device allows for the programming of USB descriptors, which means that it can be tailored to suit a wide variety of USB profiles.
• Integrated SIE: It includes a Serial Interface Engine (SIE) which simplifies firmware development and accelerates time-to-market.
• Low-Power Operation: The MAX3421EETJ+ is designed for power-sensitive applications, with low power consumption in both operating and suspend modes.
• Extended Temperature Range: This controller operates over an extended temperature range, making it suitable for industrial applications.

Applications

The MAX3421EETJ+ is ideal for a variety of applications where USB connectivity is required. It is commonly used in:

• Portable Devices
• Point-of-Sale Systems
• Industrial Controls
• Battery Chargers
• Medical Devices
• Embedded Systems

Package and Availability

The MAX3421EETJ+ comes in a 32-pin TQFN package, providing a compact footprint for space-constrained applications. It is available for purchase through Maxim Integrated's authorized distributors, ensuring reliable sourcing for product development and manufacturing.