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Intel 8XC251SP, 8XC251SA, 8XC251SQ, 8XC251SB, Embedded Microcontroller Data Sheet, Application Notes

Models: Embedded Microcontroller 8XC251SP 8XC251SA 8XC251SQ 8XC251SB

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8XC251SA, SB, SP, SQ USER’S MANUAL

1.3.1Data Sheet

The data sheet is included in Embedded Microcontrollers and is also available individually.

8XC251SA, SB, SP, SQ High-Performance CHMOS Microcontroller Order Number 272783 (Commercial/Express)

1.3.2

Application Notes

 

The following application notes apply to the MCS 251 microcontroller.

 

AP-125, Designing Microcontroller Systems

Order Number 210313

for Electrically Noisy Environments

 

AP-155, Oscillators for Microcontrollers

Order Number 230659

AP-708, Introducing the MCS® 251 Microcontroller

Order Number 272670

—the

8XC251SB

 

AP-709,Maximizing Performance Using MCS® 251 Microcontroller

Order Number 272671

—Programming the 8XC251SB

 

AP-710, Migrating from the MCS® 51 Microcontroller to the MCS 251

Order Number 272672

Microcontroller (8XC251SB)—Software and Hardware

 

Considerations

 

The following MCS 51 microcontroller application notes also apply to the MCS 251 microcon- troller.

AP70, Using the Intel MCS® 51 Boolean Processing Capabilities

Order Number 203830

AP-223, 8051 Based CRT Terminal Controller

Order Number 270032

AP-252, Designing With the 80C51BH

Order Number 270068

AP-425, Small DC Motor Control

Order Number 270622

AP-410, Enhanced Serial Port on the 83C51FA

Order Number 270490

AP-415, 83C51FA/FB PCA Cookbook

Order Number 270609

AP-476, How to Implement I2C Serial Communication

Order Number 272319

Using Intel MCS® 51 Microcontrollers

 

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Intel 8XC251SP, 8XC251SA, 8XC251SQ, 8XC251SB, Embedded Microcontroller manual Data Sheet, Application Notes
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Embedded Microcontroller, 8XC251SP, 8XC251SA, 8XC251SQ, 8XC251SB specifications

The Intel 8XC251 series of embedded microcontrollers is a family of versatile and powerful devices, designed to meet the demands of a wide range of applications. With models such as the 8XC251SB, 8XC251SQ, 8XC251SA, and 8XC251SP, this series offers unique features while maintaining a high level of performance and reliability.

At the heart of the 8XC251 microcontrollers is the 8051 architecture, which provides a 16-bit processor capable of executing complex instructions efficiently. This architecture not only allows for a rich instruction set but also facilitates programming in assembly language and higher-level languages like C, which are essential for developing sophisticated embedded systems.

One of the significant features of the 8XC251 family is its integrated peripherals, including timer/counters, serial communication interfaces, and interrupt systems. These peripherals enable developers to implement timing functions, data communication, and real-time processing, all of which are crucial in modern embedded applications. The 8XC251SB and 8XC251SQ models, for instance, come equipped with multiple I/O ports that allow for interfacing with other devices and systems, enhancing their functionality in various environments.

The memory architecture of the 8XC251 devices is noteworthy, featuring on-chip ROM, RAM, and EEPROM. The on-chip memory allows for fast access times, which is essential for executing programs efficiently. Moreover, the EEPROM serves as non-volatile memory, enabling the storage of configuration settings and important data that must be retained even when power is lost.

In terms of operating voltage, the 8XC251 devices are designed to operate in a wide range, typically between 4.0V and 6.0V. This flexibility makes them suitable for battery-powered applications, where energy efficiency is critical. The power management features, including reduced power modes, further enhance their suitability for portable devices.

Lastly, the 8XC251 series is supported by a wide range of development tools and resources, allowing engineers and developers to streamline the development process. This support, combined with the microcontrollers' robust features, makes the Intel 8XC251 family a reliable choice for various embedded applications, such as industrial automation, automotive systems, and consumer electronics.

Overall, the Intel 8XC251SB, 8XC251SQ, 8XC251SA, and 8XC251SP deliver high performance, versatility, and ease of use, making them a preferred choice for embedded system designers looking to develop efficient and effective solutions.