AD7767
Rev. C | Page 2 of 24
目录
修订历史
特性....................................................................................................1
应用....................................................................................................1
功能框图...........................................................................................1
概述....................................................................................................1
相关器件...........................................................................................1
修订历史...........................................................................................2
技术规格...........................................................................................3
时序规格 ................................................................................5
时序图.....................................................................................6
绝对最大额定值..............................................................................8
ESD警告 .................................................................................8
引脚配置和功能描述 .....................................................................9
典型工作特性 ................................................................................10
术语..................................................................................................14
工作原理.........................................................................................15
AD7767/AD7767-1/AD7767-2传递函数 ........................15
转换器操作 ..........................................................................15
模拟输入结构......................................................................16
2010年5月—修订版B至修订版C
更改引脚8描述 ................................................................................9
更改表8 ...........................................................................................20
2009年3月—修订版A至修订版B
更改表3的参数tSETTLING...........................................................5
更改表7 ...........................................................................................17
2009年1月—修订版0至修订版A
更改特性部分 ..................................................................................1
更改表2的交调失真(IMD)参数和积分非线性参数................3
更改电源和基准电压部分 ..........................................................16
更改选择SCLK频率部分 .............................................................18
更改图24 .........................................................................................12
更改驱动AD7767部分..................................................................20
更改单端信号源部分 ...................................................................20
增加图41;重新排序 ...................................................................20
更改图42 .........................................................................................21
增加表8;重新排序 .....................................................................20
更换V
REF
+输入信号部分 .............................................................22
更换图46 .........................................................................................22
2007年8月—修订版0:初始版
电源和基准电压 ..............................................................16
AD7767接口 ................................................................................16
初始上电 ...........................................................................16
读取数据 ...........................................................................16
关断、复位和同步..........................................................16
菊花链连接..................................................................................16
在菊花链模式下读取数据.............................................16
选择SCLK频率 .................................................................16
菊花链模式配置和时序图.............................................16
驱动AD7767 ................................................................................16
差分信号源 .......................................................................16
单端信号源 .......................................................................16
抗混叠................................................................................16
功耗 ....................................................................................16
V
REF
+输入信号 .................................................................16
模拟输入通道多路复用 .................................................16
外形尺寸......................................................................................16
订购指南 ...........................................................................16