AD9627

目录

概述................................................ ......................... 3

产品亮点................................................ ....................... 3

规格................................................. .................................... 4

ADC直流规范............................................... ................ 4

ADC交流规范............................................... ................ 5

数字规格................................................ .................... 6

开关规格................................................ ............... 7

绝对最大额定值............................................... ............. 8

热特性................................................ .............. 8

ESD注意事项................................................ .................................. 8

引脚配置和功能说明............................. 9

等效电路................................................ .......................... 12

典型性能特征........................................... 13

时序图................................................ ............................ 14

术语................................................. ................................... 15

工作原理............................................... ....................... 16

ADC体系结构................................................ ...................... 16

模拟输入注意事项............................................... ..... 16

电压基准................................................ ....................... 18

时钟输入注意事项............................................... ....... 19

功耗和待机模式..................................... 21

数字输出................................................ ........................... 21

定时................................................. ......................................... 22

ADC超量程和增益控制...................................... 23

快速检测概述............................................... .................... 23

ADC快幅度............................................... .................. 23

ADC超量程（ OVR ） ............................................. ................. 24

初步的技术数据

增益切换................................................ ............................ 24

信号监测................................................ ............................ 26

峰值检波器模式（模式01位） ....................................... 26

RMS / MS幅度模式（模式00位） ............................ 26

阈值交叉模式（模式位1x ） .............................. 27

其他控制位............................................... .............. 27

DC校正................................................ ............................ 28

信号监测SPORT输出............................................ 28

内建自测试（ BIST ）和输出测试................................... 29

内置自测试（ BIST ） ........................................... .................... 29

输出测试模式............................................... ........................ 29

通道/芯片同步.............................................. ...... 30

串行端口接口（ SPI ） ............................................ .................. 31

配置使用SPI .............................................. ....... 31

硬件接口................................................ ..................... 31

配置没有SPI .......................................... 32

内存映射................................................ .............................. 32

SPI残疾人专用功能............................................... ............... 32

外部存储器映射............................................... .................... 34

存储器映射寄存器描述............................................ 37

应用................................................. .................................... 38

设计指南................................................ ...................... 38

AD9627评估板和软件..................................... 39

外形尺寸................................................ ....................... 40

订购指南................................................ .......................... 40

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