AD9228
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
概述................................................ ......................... 1
功能框图............................................... ............... 1
产品亮点................................................ ........................... 1
修订历史................................................ ............................... 2
规格................................................. .................................... 3
交流规范................................................ .......................... 4
数规格................................................ ................... 5
开关规格................................................ .............. 6
时序图................................................ .............................. 7
绝对最大额定值............................................... ............. 9
热阻抗................................................ ..................... 9
ESD注意事项................................................ .................................. 9
引脚配置和功能描述........................... 10
等效电路................................................ ......................... 12
典型性能特征........................................... 14
工作原理............................................... ....................... 19
模拟输入注意事项............................................... .... 19
时钟输入注意事项............................................... ....... 22
串行端口接口( SPI ) ............................................ .................. 30
硬件接口................................................ ..................... 30
内存映射................................................ .................................. 32
读内存映射表............................................. 32
预留位置................................................ .................... 32
默认值................................................ ............................. 32
................................................逻辑电平................................. 32
评估板................................................ ............................ 36
电源................................................ ............................ 36
输入信号................................................ ................................ 36
输出信号................................................ ............................ 36
默认操作与跳线选择设置................. 37
替代模拟输入驱动器配置...................... 38
外形尺寸................................................ ....................... 52
订购指南................................................ .......................... 52
修订历史
7月7日 - 修订版。 A到版本B
变化图3 .............................................. ............................ 7
更改为表7 .............................................. ............................. 10
5月7日 - 修订版。 0到版本A
更改功能............................................... ........................... 1
更改为有效位数( ENOB ) ............................... 4
更改逻辑输出( SDIO / ODM )第......................... 5
增加了尾注3表3 ............................................ ................ 5
更改流水线延时.............................................. ............. 6
增加了尾注2表4 ............................................ ................ 6
图2的变化图4 ........................................... ........... 7
图10 ..............................................变化........................ 12
改变图15,图17至图19,图37 ,和
图39 ................................................ ..................................... 14
图23的变化图26标题............................... 15
改图35标题............................................. ........... 17
加入图46和图47 ............................................ ......... 20
图51 ..............................................变化........................ 21
更改时钟占空比考虑部分.............. 22
更改功耗和省电模式第... 23
图61的变化图63标题............................... 25
更改表9尾注............................................. ............. 26
更改数字输出和时序部分....................... 27
添加表10 ............................................... ................................ 27
更改RBIAS引脚.............................................节........ 28
删除的图62和图63 ............................................ ...... 27
图67 ..............................................变化........................ 29
更改硬件接口部分...................................... 30
补充图68 ............................................... .............................. 31
更改表15 .............................................. ......................... 31
更改读取内存映射表科............... 32
改变输入信号.............................................节...... 36
更改输出信号.............................................节36
图71 ..............................................变化........................ 36
更改默认操作和
跳线选择设置部分........................................... 37
更改可选模拟输入
驱动器配置部分............................................... ..... 38
图74 ..............................................变化........................ 40
更改表17 .............................................. ......................... 48
更改订购指南.............................................. ............ 52
4月6日 - 修订版0 :初始版
版本B |第52 2