首页>AT89C51RB2>规格书详情

AT89C51RB2集成电路(IC)的微控制器规格书PDF中文资料

AT89C51RB2
厂商型号

AT89C51RB2

参数属性

AT89C51RB2 封装/外壳为40-DIP(0.600",15.24mm);包装为托盘;类别为集成电路(IC)的微控制器;产品描述:IC MCU 8BIT 16KB FLASH 40PDIL

功能描述

AT89C51RB2 / RC2 & T89C51IC2 QualPack

封装外壳

40-DIP(0.600",15.24mm)

文件大小

818.16 Kbytes

页面数量

23

生产厂商 Atmel Corporation
企业简称

ATMEL爱特梅尔

中文名称

爱特梅尔公司官网

原厂标识
数据手册

下载地址一下载地址二到原厂下载

更新时间

2025-6-24 22:59:00

人工找货

AT89C51RB2价格和库存,欢迎联系客服免费人工找货

AT89C51RB2规格书详情

Description

The AT89C51RB2/RC2 is a high-performance Flash version of the 80C51 8-bit microcontrollers. It contains a 16K or 32K Bytes Flash memory block for program and data. The Flash memory can be programmed either in parallel mode or in serial mode with the ISP capability or with software. The programming voltage is internally generated from the standard VCC pin.

Features

• 80C52 Compatible

– 8051 Pin and Instruction Compatible

– Four 8-bit I/O Ports

– Three 16-bit Timer/Counters

– 256 Bytes Scratch Pad RAM

– 9 Interrupt Sources with 4 Priority Levels

– Dual Data Pointer

• Variable Length MOVX for Slow RAM/Peripherals

• ISP (In-system Programming) Using Standard VCC Power Supply

• Boot ROM Contains Low Level Flash Programming Routines and a Default Serial Loader

• High-speed Architecture

– In Standard Mode:

40 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)

60 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)

– In X2 mode (6 Clocks/machine cycle)

20 MHz (Vcc 2.7V to 5.5V, both Internal and external code execution)

30 MHz (Vcc 4.5V to 5.5V and Internal Code execution only)

– 16K/32K Bytes On-chip Flash Program/Data Memory

– Byte and Page (128 Bytes) Erase and Write

– 100K Write Cycles

• On-chip 1024 Bytes Expanded RAM (XRAM)

– Software Selectable Size (0, 256, 512, 768, 1024 Bytes)

– 256 Bytes Selected at Reset for TS87C51RB2/RC2 Compatibility

• Keyboard Interrupt Interface on Port P1

• SPI Interface (Master/Slave Mode)

• 8-bit Clock Prescaler

• Improved X2 Mode with Independent Selection for CPU and Each Peripheral

• Programmable Counter Array 5 Channels

– High-speed Output

– Compare/Capture

– Pulse Width Modulator

– Watchdog Timer Capabilities

• Asynchronous Port Reset

• Full Duplex Enhanced UART

• Dedicated Baud Rate Generator for UART

• Low EMI (Inhibit ALE)

• Hardware Watchdog Timer (One-time Enabled with Reset-out)

• Power Control Modes

– Idle Mode

– Power-down Mode

– Power-off Flag

• Power Supply:

– 2.7 to 3.6 (3V Version)

– 2.7 to 5.5V (5V Version)

• Temperature Ranges: Commercial (0 to +70°C) and Industrial (-40°C to +85°C)

• Packages: PDIL40, PLCC44, VQFP44

产品属性

  • 产品编号:

    AT89C51RB2-3CSUL

  • 制造商:

    Microchip Technology

  • 类别:

    集成电路(IC) > 微控制器

  • 系列:

    89C

  • 包装:

    托盘

  • 核心处理器:

    80C51

  • 内核规格:

    8 位

  • 速度:

    40MHz

  • 连接能力:

    SPI,UART/USART

  • 外设:

    POR,PWM,WDT

  • 程序存储容量:

    16KB(16K x 8)

  • 程序存储器类型:

    闪存

  • RAM 大小:

    1.25K x 8

  • 电压 - 供电 (Vcc/Vdd):

    2.7V ~ 3.6V

  • 振荡器类型:

    外部

  • 工作温度:

    -40°C ~ 85°C(TA)

  • 安装类型:

    通孔

  • 封装/外壳:

    40-DIP(0.600",15.24mm)

  • 供应商器件封装:

    40-PDIL

  • 描述:

    IC MCU 8BIT 16KB FLASH 40PDIL

供应商 型号 品牌 批号 封装 库存 备注 价格
Atmel(爱特梅尔)
24+
NA/
8735
原厂直销,现货供应,账期支持!
询价
ATMEL/爱特梅尔
24+
NA
80000
只做自己库存,全新原装进口正品假一赔百,可开13%增
询价
Atmel
23+
40-DIP
11200
主营:汽车电子,停产物料,军工IC
询价
ATMEL
21+
QFP
1398
只做原装正品,不止网上数量,欢迎电话微信查询!
询价
atmel
23+
NA
121
专做原装正品,假一罚百!
询价
MICROCHIP/微芯
25+
25000
原厂原包 深圳现货 主打品牌 假一赔百 可开票!
询价
ATMEL
2018+
QFP
6528
承若只做进口原装正品假一赔十!
询价
ATMEL/爱特梅尔
22+
PLCC44
10000
代理原装现货价格优势
询价
ATMEL
24+
N/A
5650
公司原厂原装现货假一罚十!特价出售!强势库存!
询价
ATMEL
18+
PLCC
85600
保证进口原装可开17%增值税发票
询价