The UPSD3454EB40T6 is a robust 8-bit microcontroller from STMicroelectronics, designed to deliver high performance and flexibility for a wide range of embedded applications. This microcontroller is part of the uPSD3400 Turbo Plus series which is known for its large memory size, comprehensive peripheral set, and an integrated USB functionality.

Key Features

• High-Performance 8-bit Core: The device is built around a powerful 8-bit microcontroller core with a maximum operating frequency of 40 MHz, providing quick processing capabilities for complex tasks.
• Large Integrated Memory: Equipped with 256KB of flash memory and 16KB of SRAM, the UPSD3454EB40T6 offers ample space for program storage and efficient data management.
• Dual Data Pointer: This feature accelerates data movement with minimal code overhead, enhancing the overall system performance.
• USB Functionality: With an integrated USB 2.0 full-speed function controller, this microcontroller can easily connect to USB devices, supporting a wide range of communication and control applications.
• Flexible I/O Ports: The UPSD3454EB40T6 provides 40 I/O lines that are programmable in terms of polarity, open-drain, and push-pull configurations, offering versatility for interfacing with external devices.
• Embedded Programmable Logic: The device includes a Programmable Logic Cell (PLC) array that allows for the customization of logic functions, which can help in reducing external component count and system cost.
• Advanced Peripherals: It features a wide array of peripherals including I2C, SPI, and UART serial interfaces, PWM channels, and multiple timers, making it suitable for a variety of control applications.
• Security and Protection: The microcontroller comes with security features like Flash memory lock and unlock capabilities to protect intellectual property, as well as power saving modes for energy efficiency.

Applications

The UPSD3454EB40T6 is a versatile microcontroller that is ideal for applications such as:

• Consumer Electronics
• Industrial Control Systems
• USB Interface Applications
• Automotive Systems
• Communication Devices
• Medical Instruments

With its robust feature set and STMicroelectronics' commitment to quality, the UPSD3454EB40T6 microcontroller is a reliable choice for designers looking to enhance their embedded systems with speed, efficiency, and versatility.