ADE7758
目录
规格................................................. .................................... 5
时序特性................................................ ..................... 7
绝对最大额定值............................................... ............. 9
ESD注意事项................................................ .................................. 9
引脚配置和功能描述........................... 10
术语................................................. ................................... 12
典型性能特征........................................... 13
工作原理............................................... ....................... 19
抗混叠滤波器................................................ ....................... 19
模拟输入................................................ .............................. 19
电流通道ADC ............................................... ................ 20
的di / dt电流传感器和数字积分器........................... 21
峰值电流检测............................................... .............. 22
过电流检测中断............................................. 22
电压通道ADC ............................................... ................ 22
过零检测.............................................. ............. 24
相位补偿................................................ .................. 24
周期测量................................................ .................. 26
线路电压骤降检测.............................................. ....... 26
SAG水平集............................................... ............................... 26
峰值电压检测............................................... ............... 26
相序检测............................................... .......... 27
电源监视器.............................................. ................. 27
参考电路................................................ ........................ 28
温度测量................................................ ....... 28
均方根测量............................................. 28
有功功率计算............................................... ........... 30
无功功率计算............................................... ....... 35
视在功率计算............................................... ...... 38
电能寄存器缩放............................................... ............ 41
波形采样模式............................................... ........ 41
校准................................................. .................................. 41
校验登记................................................ ..................... 54
ADE7758中断................................................ ................... 54
采用ADE7758中断与MCU ........................ 54
中断时序................................................ ........................ 55
ADE7758串行接口............................................... ........... 55
ADE7758串行写操作............................................ 56
ADE7758的串行读操作............................................. 57
访问ADE7758片内寄存器........................... 58
通信寄存器................................................ ......... 58
经营模式寄存器（ 0x13）均禁用.......................................... 61
测量模式寄存器（ 0x14的） ....................................... 62
波形模式寄存器（ 0x15执行） ............................................ 。 62
计算模式寄存器（为0x16 ） ..................................... 63
线周期累计模式寄存器（ 0x17符号） ................... 64
中断屏蔽寄存器（ 0x18的） ............................................ .... 65
中断状态寄存器（ 0x19符号） /复位中断状态
寄存器（ 0x1A的） .............................................. ............................. 66
外形尺寸................................................ ....................... 67
订购指南................................................ .......................... 67
版本A |第68 2
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