P80C32UFBB557 Specifications
Manufacturer: NXP Semiconductors
Part Number: P80C32UFBB,557
Product Type: 8-Bit Microcontroller
Core Architecture: 8051 Compatible
Operating Frequency: Up to 20 MHz
Program Memory: External Memory Interface
Data Bus Width: 8 Bit
Supply Voltage: 4.5 V to 5.5 V
Package Type: PLCC-40
Mounting Type: Surface Mount
I/O Ports: Multiple Programmable Digital I/O
Timer Functions: Integrated Timer and Counter Units
Operating Temperature Range: -40°C to +85°C
Applications Class: Embedded Control Systems
Packaging: Factory
Key Features
The P80C32UFBB,557 is an 8-bit microcontroller based on the widely used 8051 architecture. It supports operating frequencies up to 20 MHz and provides a flexible external memory interface for program and data storage. Additionally, the device includes programmable I/O ports and integrated timer functions that support embedded control applications. Because the 8051 architecture remains widely supported, engineers frequently integrate this microcontroller into legacy systems and industrial electronic platforms.
Applications
Industrial automation controllers
Embedded control electronics
Legacy equipment upgrades
Instrumentation control systems
Communication interface controllers
Industrial monitoring equipment
Consumer electronic control boards
Embedded development platforms
Product Overview
The P80C32UFBB,557 microcontroller from NXP Semiconductors provides a reliable embedded processing solution based on the classic 8051 architecture. First, the device operates at clock speeds up to 20 MHz which supports efficient processing for many control applications.
Additionally, the microcontroller uses an external memory architecture which allows designers to configure program and data memory according to system requirements. Because many legacy systems rely on the 8051 instruction set, this device provides compatibility with a wide range of existing software tools and firmware.
Moreover, the PLCC-40 package allows integration into compact embedded control boards. Engineers frequently use this device in industrial electronics, instrumentation systems, and communication hardware that require stable microcontroller performance.
Therefore, the P80C32UFBB,557 remains a practical solution for embedded systems that rely on the established 8051 microcontroller architecture.
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