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參數(shù)資料
| 型號(hào)： | P83C251TQ24 |
| 廠商： | INTEL CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT, MROM, 24 MHz, MICROCONTROLLER, PDIP40 |
| 封裝： | PLASTIC, DIP-40 |
| 文件頁數(shù)： | 1/36頁 |
| 文件大?。?/td> | 813K |
| 代理商： | P83C251TQ24 |
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Information in this document is provided in connection with Intel products. Intel assumes no liability whatsoever, including infringement of
any patent or copyright, for sale and use of Intel products except as provided in Intel’s Terms and Conditions of Sale for such products.
Intel retains the right to make changes to these specifications at any time, without notice. Microcontroller products may have minor varia-
tions to this specification known as errata.
COPYRIGHT INTEL CORPORATION, 2004
July 2004
Order Number: 273129-003
8xC251TB/TQ
HIGH-PERFORMANCE CHMOS MICROCONTROLLER
Commercial/Express
Real-time and Programmed Wait State
Bus Operation
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
Enriched MCS 51 Instruction Set
— 16-bit and 32-bit Arithmetic and
Logic Instructions
— Compare and Conditional Jump
Instructions
— Expanded Set of Move Instructions
Linear Addressing
256-Kbyte Expanded External
Code/Data Memory Space
ROM Options:
16 Kbytes or without ROM
16-bit Internal Code Fetch
64-Kbyte Extended Stack Space
On-chip Data RAM Options:
512-Byte
8-bit, 2-clock External Code Fetch in
Page Mode
Fast MCS 251 Instruction Pipeline
User-selectable Configurations:
— External Wait States (0-3 wait
states)
— Address Range & Memory Mapping
— Page Mode
— Extended Data Float Timings or
8xC251Sx Compatible AC Timings
32 Programmable I/O Lines
Eight Maskable Interrupt Sources with
Four Programmable Priority Levels
Three Flexible 16-bit Timer/counters
Hardware Watchdog Timer
Programmable Counter Array
— High-speed Output
— Compare/Capture Operation
— Pulse Width Modulator
— Watchdog Timer
Two Programmable Serial I/O Ports
— Framing Error Detection
— Automatic Address Recognition
High-performance CHMOS Technology
Static Standby to 24-MHz Operation
Complete System Development
Support
— Compatible with Existing Tools
— MCS 251 Tools Available: Compiler,
Assembler, Debugger, ICE
Package Options (PDIP and PLCC)
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