Overview
The UPSD3254A-40U6 is an 8-bit microcontroller from STMicroelectronics, part of the µPSD series. Although it is now obsolete, this microcontroller was designed for sophisticated control applications requiring high-speed operation, extensive memory, and comprehensive peripheral integration. It features an 8032 core processor, operating at a speed of 40 MHz, and is equipped with various interfaces such as I2C, UART/USART, and USB. The device is known for its robust processing capabilities, ample program and RAM memory, and a wide range of peripherals that enhance its functionality and reliability.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer Part Number | UPSD3254A-40U6 |
| Manufacturer | STMicroelectronics |
| Core Processor | 8032 |
| Core Size | 8-Bit |
| Speed | 40 MHz |
| Connectivity | I²C, UART/USART, USB |
| Peripherals | LVD, POR, PWM, WDT |
| Number of I/O | 46 |
| Program Memory Size | 288 KB (288K x 8) |
| Program Memory Type | FLASH |
| RAM Size | 32K x 8 |
| Voltage Supply (Vcc/Vdd) | 4.5V ~ 5.5V |
| Data Converters | A/D 4x8b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 80-LQFP |
Key Features
- High-speed operation at 40 MHz for efficient processing.
- Extensive connectivity options including I²C, UART/USART, and USB for versatile application use.
- Ample program memory (288 KB) and RAM (32K x 8) for complex application development.
- Comprehensive set of peripherals such as LVD, POR, PWM, and WDT, enhancing operational versatility and reliability.
- Surface mount 80-LQFP package allowing for compact and efficient designs.
- Operational across a wide temperature range (-40°C ~ 85°C) ensuring performance stability under varying conditions.
Applications
- Uninterruptible power supplies (UPS) for computers, servers, and networking equipment.
- Emergency backup power systems for industrial machinery and equipment.
- Telecommunication systems and infrastructure.
- Medical equipment and devices that require a reliable power source.
- Security systems and surveillance cameras.
- Data centers and server rooms.
- Oil and gas industry applications.
- Agricultural irrigation systems.
- Water treatment plants.
- Emergency lighting systems.
Q & A
- What is the core processor of the UPSD3254A-40U6?
The core processor is the 8032. - What is the operating speed of the UPSD3254A-40U6?
The operating speed is 40 MHz. - What types of connectivity does the UPSD3254A-40U6 support?
The device supports I²C, UART/USART, and USB connectivity. - What is the program memory size and type of the UPSD3254A-40U6?
The program memory size is 288 KB (288K x 8) and it is of the FLASH type. - What is the RAM size of the UPSD3254A-40U6?
The RAM size is 32K x 8. - What is the voltage supply range for the UPSD3254A-40U6?
The voltage supply range is 4.5V ~ 5.5V. - What are the key peripherals included in the UPSD3254A-40U6?
The key peripherals include LVD, POR, PWM, and WDT. - What is the operating temperature range of the UPSD3254A-40U6?
The operating temperature range is -40°C ~ 85°C (TA). - What is the package type of the UPSD3254A-40U6?
The package type is 80-LQFP. - Is the UPSD3254A-40U6 still in production?
No, the UPSD3254A-40U6 is obsolete and no longer in production.
