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esem16's Introduction

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Level :20MHz * 0.95DMIPS/MHz

ESEM16 32K+2K存储,两个16位定时器,一路UART,一个32位定时器,支持ISP,IAP,SWD功能。

  • 工作电压范围:3.0V ~ 3.6V
  • 工作电流1:计量关闭模式Ivdd <3.5mA
  • 工作电流2:计量打开模式 Ivdd <6mA
  • 工作主时钟频率:10MHz/20MHz
  • 12个双向I/O端口,支持12路外部中断输入,触发方式可配置
  • 36KB Code Flash (Data Flash可选)
  • 2KB SRAM
  • 支持ISP,IAP,SWD功能
  • 两个16位定时器,一个32位定时器 :定时器/计数器,带预分频器,扩展输入捕捉/输出调制功能
  • 一路UART
  • ADC:12位精度,10通道
  • 电能计量:

差分输入信号范围±600mV

  • 有功电能和信号有效值计量:

1.有功电能计量误差小于0.1%,动态范围为1000:1(@ 25℃) 2.一路电流和一路电压有效值测量误差小于1%,动态范围为500:1(@ 25℃)

  • 电参量测量:有功功率、电压、电流、相角
  • 电参量校准:有功增益校准、有功失调补偿、角差校准、电流/电压有效值增益校准,并支持单步完成所有电参量校准
  • 电表常数可调
  • 起动与潜动功率门限值可配置
  • 有功电能脉冲CF输出可配置

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关键特性

  • 差分输入信号范围±600mV
  • 有功电能计量误差小于0.1%,动态范围为1000:1(25℃)
  • 一路电流和一路电压有效值测量误差小于1%,动态范围为500:1(25℃)

ESEM16 应用于智能插排、计量电表、充电桩等领域

电表应用类计量SoC

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