Datasheet > 8XC251TP

8XC251TP

更新时间： 2024-01-09 10:27:03

品牌	Logo	应用领域
英特尔 - INTEL		微控制器
页数	文件大小	规格书
34页	236K
描述
HIGH-PERFORMANCE CHMOS MICROCONTROLLER

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数据手册

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8XC251TP 数据手册

ADVANCE INFORMATION

8xC251TA/TB/TP/TQ

HIGH-PERFORMANCE CHMOS MICROCONTROLLER

Commercial/Express

■ Real-time and Programmed Wait State

■ User-selectable Configurations:

Bus Operation

— External Wait States (0-3 wait

states)

— Address Range & Memory Mapping

— Page Mode

— Extended Data Float Timings or

8xC251Sx Compatible AC Timings

■ Binary-code Compatible with MCS 51

■ Pin Compatible with 44-pin PLCC and

40-pin PDIP MCS 51 Sockets

■ Register-based MCS 251 Architecture

— 40-byte Register File

— Registers Accessible as Bytes,

Words, or Double Words

■ 32 Programmable I/O Lines

■ Eight Maskable Interrupt Sources with

Four Programmable Priority Levels

■ Enriched MCS 51 Instruction Set

■ Three Flexible 16-bit Timer/counters

■ Hardware Watchdog Timer

— 16-bit and 32-bit Arithmetic and

Logic Instructions

— Compare and Conditional Jump

Instructions

— Expanded Set of Move Instructions

■ Programmable Counter Array

— High-speed Output

— Compare/Capture Operation

— Pulse Width Modulator

— Watchdog Timer

■ Linear Addressing

■ 256-Kbyte Expanded External

Code/Data Memory Space

■ Two Programmable Serial I/O Ports

— Framing Error Detection

■ ROM Options:

16 Kbytes (TB/TQ), 8 Kbytes (TA/TP), or

without ROM

— Automatic Address Recognition

■ High-performance CHMOS Technology

■ Static Standby to 24-MHz Operation

■ 16-bit Internal Code Fetch

■ 64-Kbyte Extended Stack Space

■ Complete System Development

■ On-chip Data RAM Options:

Support

1-Kbyte (TA/TB) or 512-Byte (TP/TQ)

— Compatible with Existing Tools

■ 8-bit, 2-clock External Code Fetch in

— MCS 251 Tools Available:

Compiler, Assembler, Debugger,

ICE

Page Mode

■ Fast MCS 251 Instruction Pipeline

■ Package Options (PDIP and PLCC)

November, 1997

Order Number: 273129-001

12 3 4 5 6 7...34

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