80C51 8位微控制器系列8K-64K/256-1K OTP/ROM/无ROM,低电压(2.7V-5.5V),低功率,高速(33 MHz) | NXP 半导体

80C51 8位微控制器系列8K-64K/256-1K OTP/ROM/无ROM,低电压(2.7V-5.5V),低功率,高速(33 MHz)

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特征

  • 80C51中央处理单元
  • 速度高达33 MHz
  • 全静态工作
  • 工作电压范围:16 MHz时为2.7 V至5.5 V
  • 安全位:
    • ROM - 2位
    • OTP-EPROM - 3位
  • 加密阵列 - 64字节
  • RAM可扩展到64K字节
  • 4个中断优先级
  • 6或7个中断源,具体取决于器件
  • 4个8位I/O端口
  • 全双工增强型UART
    • 帧错误检测
    • 自动地址识别
  • 电源控制模式
    • 可停止并恢复时钟
    • 空闲模式
    • 掉电模式
  • 可编程时钟输出
  • 第二个DPTR寄存器
  • 异步端口复位
  • 低EMI(禁止ALE)

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