AD6650
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
产品说明................................................ ......................... 1
功能框图............................................... ............... 1
修订历史................................................ ............................... 2
规格................................................. .................................... 3
测试等级说明.............................................. ............. 3
交流规范................................................ .......................... 3
数规格................................................ ................... 4
电气特性................................................ ............. 5
一般时序特性............................................... 5 ..
微处理器端口时序特性........................... 6
时序图................................................ .......................... 7
绝对最大额定值............................................... ........... 10
热特性................................................ ............ 10
ESD注意事项................................................ ................................ 10
引脚配置和功能描述........................... 11
典型性能特征........................................... 13
术语................................................. ................................... 14
等效电路................................................ ......................... 15
工作原理............................................... ....................... 16
模拟前端............................................... ........................ 16
数字后端............................................... .......................... 16
DC校正................................................ ............................ 16
第四级级联积分梳状滤波器（ CIC4 ） ...... 17
无限冲激响应（IIR ）滤波器..................................... 18
RAM系数滤波器............................................... ............... 18
复合过滤................................................ ......................... 19
精细DC校正............................................... .................... 20
峰值检波器DC校正测距................................... 20
用户可配置的内建自测试（ BIST ） .......................... 21
LO合成................................................ ................................ 22
LDO ................................................. ............................................. 23
AGC环路/ Relinearization .............................................. ......... 23
串行输出数据端口.............................................. ............... 24
应用信息................................................ ................ 26
需要设置和DC校正的启动顺序
....................................................................................................... 26
时钟的AD6650 ............................................... ................. 26
驾驶模拟输入.............................................. .......... 27
外部参考................................................ ..................... 27
电源................................................ ............................ 27
数字输出................................................ ........................... 28
接地................................................. .................................. 28
布局信息................................................ .................... 28
芯片同步................................................ ................ 29
微创控制................................................ .......................... 30
外部存储器映射............................................... ............... 30
存取控制寄存器（ACR ） ............................................ .... 30
通道地址寄存器（ CAR ） ............................................三十
特殊功能寄存器............................................... ......... 30
数据地址寄存器............................................... ............... 31
写序................................................ ....................... 31
阅读测序................................................ ........................ 31
读/写链接.............................................. ................... 31
编程模式................................................ ................. 31
JTAG边界扫描............................................... .................. 32
注册地图................................................ ................................... 33
注册详细................................................ ........................... 39
外形尺寸................................................ ....................... 44
订购指南................................................ .......................... 44
修订历史
1月7日 - 修订版。 0到版本A
更新格式................................................ ..................通用
更改规格............................................... ................. 3
图18 ..............................................变化........................ 13
更改电源部分............................................. 27
更改订购指南.............................................. ............ 44
3月6日 - 修订版0 ：初始版
版本A |页44 2
QQ：2880707522 复制
