AD9250
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
功能框图............................................... ............... 1
产品亮点................................................ ........................... 1
修订历史................................................ ............................... 2
概述................................................ ......................... 3
规格................................................. .................................... 4
ADC直流规范............................................... ................ 4
ADC交流规范............................................... ................ 5
数规格................................................ ................... 6
开关规格................................................ .............. 8
时序规格................................................ .................. 9
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
等效电路................................................ ......................... 17
工作原理............................................... ....................... 18
ADC体系结构................................................ ...................... 18
模拟输入注意事项............................................... ..... 18
电压基准................................................ ....................... 19
时钟输入注意事项............................................... ....... 19
功耗和待机模式..................................... 22
数据表
数字输出................................................ ............................... 23
ADC超范围和增益控制.......................................... 29
ADC超量程（ OR） ............................................. ................... 29
增益切换................................................ ............................ 29
DC校正................................................ ................................ 31
DC校正带宽............................................... ......... 31
DC校正回读............................................... ........... 31
直流校正冻结............................................... ................. 31
DC校正（ DCC ）使能位.......................................... 31
内建自测试（ BIST ）和输出测试.................................. 32
内建自测试............................................ ............................. 32
串行端口接口（ SPI ） ............................................ .................. 33
配置使用SPI .............................................. ....... 33
硬件接口................................................ ..................... 33
SPI残疾人专用功能............................................... ............... 34
内存映射................................................ .................................. 35
读存储器映射寄存器表............................... 35
存储器映射寄存器表.............................................. ....... 36
存储器映射寄存器说明......................................... 40
应用信息................................................ .............. 41
设计指南................................................ ...................... 41
外形尺寸................................................ ....................... 42
订购指南................................................ .......................... 42
修订历史
10月12日 - 修订版0 ：初始版
第0版|第44 2
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