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CA51F005N2


FLASH (BYTE) :

64K

RAM (BYTE) :

4K

高速RC振荡器(MHz) :

低速RC振荡器(KHz) :

PLL锁相环 :

24

外部时钟(MHz) :

--

通用IO :

--

RTC :

18

12位ADC :

2

DAC :

1

UART :

1

12C :

6

SPI :

12

16位PWM :

17

电容触摸按键 :

LCD 驱动 :

--

升压LCD驱动 :

LED 驱动 :

比较器 :

--

放大器 :

--

片上仿真 :

CS标准 :

EFT标准 :

2.0-5.5

工作电压 (V) :

符合CS标准EFT 4KV

封装形式 :

QFN20

CA51F005N2

产品详情


  1. 内核
  • CPU1T 8051, 最高速度比传统805110
  • 兼容8051指令集, DPTR工作模式
  1. 存储器
  • Flash: 64K 字节,支持多次重复擦写
  • Flash可划分为程序空间和数据空间,数据空间可用于存储掉电需要保存数据,可省略EEPROM
  • RAM:256字节内部RAM4K字节外部RAM
  1. 工作电压
  • 工作电压:2.0 - 5.5V
  1. 时钟系统
  • 内置低速RC振荡器:131KHz精度为±2%3.3V@25℃
  • 内置高速RC振荡器:24MHz,精度为±1%3.3V@25℃
  • 外部高速振荡器:1 - 24MHz
  • 外部时钟输入:1 - 24MHz
  • 可编程RC振荡器PFG20 - 40MHz,内置自动跳频功能, 专门为雾化器功能而设计。
  • PFG时钟频率校正模块:可实现以系统时钟为基准,对PFG时钟进行计数,以校正中心频率。
  1. TMC功能
  • 时钟源为内置低速RC振荡器,中断时间最小单位为512个低速RC振荡器时钟周期。
  • 可配置中断时间为1-256个最小单位时间。
  1. 中断系统
  • 15有效中断源
  • 两级中断优先级,支持中断嵌套
  • 10个外部中断源,每个外部中断都可配置任意信号引脚作为中断输入脚
  1. 定时器
  • 316位通用定时器: 定时器0,定时器1,定时器2
  1. 通用输入输出口(GPIO
  • 最多支持18GPIO口,支持推挽、开漏、上拉、下拉、高阻模式
  • 推挽输出时,8个引脚支持强灌电流,最高可达80mA@5V
  1. /数转换器(ADC
  • 支持12通道12SAR ADC,内置运放和比较功能
  • 支持标准和快速两种模式,快速模式采样速度达1MHz,可用于电机产品
  • 支持3种基准电压源:VDD、内部基准、外部基准
  • 选择内部电压为基准电压时可测量VDD电压
  1. 运放(AMP
  • 内置一个通用运放,运放内置校正机制,校正后全温条件下失调电压小于0.5mV.
  1. PWM
  • 支持8通道PWM,在16位范围内可任意配置周期和占空比
  • 支持互补模式和死区控制,可用于驱动直流无刷电机
  • 支持可设置边沿对齐和中心对齐模式
  • 支持可直接输出内部时钟功能
  • 支持PWM中断
  • 支持硬件级联模块,800Kbps/S扫描频率,直接控制WS2812或类似的驱动芯片,

符合单色或七彩LED灯带产品的需求。

  1. 触摸按键(Touch Key
  • 内置触摸感应控制器
  • 最大支持17个触摸通道
  • 触摸可设置内部充电和内部基准,可有效抑制电源低频干扰
  • 内置防水补偿机制
  • 高抗干扰性,符合EMC(CS)标准
  • 支持触摸省电模式
  1. 低电压检测(LVD
  • 可配置宽电压检测范围:1.7V ~ 4.8V,每级0.1V
  • 可设置低电压复位或中断
  1. 复位模式
  • 芯片支持多种复位源:硬复位,软复位,看门狗复位,低电压检测复位,上电/掉电复位
  1. 看门狗
  • 27位看门狗定时器,16位调节精度,可配置看门狗复位或中断
  1. 通用串行接口(UART1/UART2
  • 支持2UART接口
  • 支持1字节接收缓存
  1. SPI接口
  • 内置14线SPI接口,支持主从模式
  1. I2C接口
  • 内置1I2C接口,支持主从模式,支持标准/快速/高速模式
  1. 蜂鸣器
  • 内置1路蜂鸣器驱动输出
  1. 乘除法器(MDU
  • 支持1个时钟周期16× 16位乘法
  • 支持8个时钟周期32÷ 32位除法
  • 支持1个时钟周期32位数据左右移位操作
  1. 程序下载和仿真
  • 支持ISPIAP
  • 支持在线仿真功能
  1. 低功耗
  • STOP模式,电流<7uA
  • IDLE模式,电流<15uA
  1. 封装类型:QFN20 (3X3mm) 

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这里是占位文字

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