The UPSD3354DV-40T6 is a highly integrated and feature-rich microcontroller from STMicroelectronics, designed to cater to a wide range of embedded applications. This microcontroller is part of the uPSD3300 series, which is well-known for its dual-bank Flash architecture and comprehensive peripheral set, making it an ideal choice for industrial control, automotive, and consumer electronics applications.

Key Features

• High-Performance Core: The device features a Turbo 8051 core that operates at up to 40 MHz, providing a significant performance upgrade over standard 8051 microcontroller units (MCUs).
• Dual-Bank Flash Memory: It comes equipped with 288 KB of Flash memory, organized in two banks that enable firmware updates without interrupting the operation of the application, thus providing greater system reliability.
• Flexible Memory Architecture: The UPSD3354DV-40T6 offers a versatile memory architecture with 16 KB of SRAM and an additional 4 KB of auxiliary Flash memory for critical data storage.
• Advanced Peripherals: A comprehensive set of peripherals includes USB 2.0, I²C, SPI, and up to 46 GPIOs, providing ample options for interfacing with sensors, actuators, and other components.
• Embedded PLD: An embedded programmable logic device (PLD) allows for customizable digital logic, which can be tailored to specific application requirements, enhancing the MCU's flexibility and functionality.
• Robust Security: Security features include an in-application programmable (IAP) Flash memory that allows secure firmware upgrades and a dedicated security logic that helps to protect the device from unauthorized access and software piracy.

Applications

The UPSD3354DV-40T6 is suited for a variety of applications that require high-speed processing, flexible interfacing options, and reliable operation in harsh environments. Typical applications include industrial automation systems, automotive electronics, point-of-sale terminals, and smart home devices.

Package and Availability

This MCU is available in a 52-pin PQFP package, ensuring compatibility with standard PCB assembly processes. STMicroelectronics provides comprehensive technical support and documentation, making the integration of the UPSD3354DV-40T6 into your design project a seamless experience.