UPSD3254A-40U6 - STMicroelectronics

Manufacturer Part Number

UPSD3254A-40U6

Manufacturer

STMicroelectronics

Introduction

The UPSD3254A-40U6 is an obsolete microcontroller embedded within STMicroelectronics µPSD series, designed primarily for sophisticated control applications.

Product Features and Performance

Core Processor: 8032, providing robust processing capabilities

Core Size: 8-Bit, catering to basic and moderate complexity applications

Speed: 40MHz, enabling fast operational capabilities

Connectivity: Enhanced with I2C, UART/USART, USB, for versatile interfacing

Peripherals: Includes LVD, POR, PWM, WDT, enhancing functionality and reliability

Number of I/O: 46, offering ample interfacing options

Program Memory Size: 288KB (288K x 8), for significant storage space

Program Memory Type: FLASH, facilitating easier programming and reprogramming

RAM Size: 32K x 8, providing sufficient temporary data storage

Voltage Supply (Vcc/Vdd): Operates on 4.5V ~ 5.5V, suiting standard power supplies

Data Converters: A/D 4x8b, enabling analog to digital conversion for various inputs

Oscillator Type: Internal, simplifying circuit design

Operating Temperature: -40°C ~ 85°C (TA), ensuring reliability under extreme conditions

Mounting Type: Surface Mount, facilitating integration into a wide range of applications

Package / Case: 80-LQFP, a compact and efficient packaging solution

Product Advantages

High-speed operation at 40MHz for efficient processing

Extensive connectivity options for versatile application use

Ample program memory and RAM for complex application development

Designed for easy integration into varied environments courtesy of its surface mounting and compact packaging

Key Technical Parameters

Speed: 40MHz

Program Memory: 288KB

RAM: 32K x 8

Operating Voltage: 4.5V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Provides Low Voltage Detection (LVD) for power stability

Power-On Reset (POR) ensures reliable startup

Watchdog Timer (WDT) for system recovery and protection

Compatibility

Designed for broad compatibility with various peripheral devices and interfaces due to its comprehensive connectivity options.

Application Areas

Targeted towards sophisticated control applications where speed, memory capacity, and comprehensive peripheral integration are critical.

Product Lifecycle

Status: Obsolete. This implies that the product is no longer being manufactured, and availability may be limited.

Availability of replacements or upgrades must be checked with STMicroelectronics or authorized distributors.

Several Key Reasons to Choose This Product

High-speed 40MHz operation for time-sensitive applications

Ample memory (both program and RAM) accommodates complex applications

Versatile connectivity including I2C, UART/USART, USB, broadening application potential

Comprehensive set of peripherals enhances operational versatility and reliability

Surface mount 80-LQFP package allows for compact and efficient designs

Operational across wide temperature ranges, ensuring performance stability under varying conditions