AD9523
目录
特点................................................. ............................................. 1
应用................................................. ...................................... 1
功能框图............................................... ............... 1
概述................................................ ......................... 1
修订历史................................................ ............................... 3
规格................................................. .................................... 4
情况................................................. .................................... 4
电源电流................................................ .............................. 4
功耗................................................ ......................... 5
REFA ， REFA ， REFB ， REFB ， OSC_IN ， OSC_IN和ZD_IN ，
ZD_IN输入特性............................................... 5 .......
OSC_CTRL输出特性.......................................... 6
REF_TEST输入特性............................................... 6
PLL1特征................................................ .................... 6
PLL1输出特性............................................... 6 .......
分配输出特性（ OUT0 ， OUT0到
OUT13 ， OUT13 ） .............................................. ............................ 7
定时校准特性............................................ 8
抖动和噪声特性.............................................. 8 ....
PLL2特征................................................ .................... 8
逻辑输入引脚-PD ， EEPROM_SEL ， REF_SEL ， RESET ，
SYNC ................................................. ............................................. 9
状态输出引脚， STATUS1 ， STATUS0 ............................... 9
串行控制端口， SPI模式............................................ ...... 9
串行控制端口， IC模式............................................ .... 10
绝对最大额定值............................................... ........... 12
热阻................................................ .................... 12
ESD注意事项................................................ ................................ 12
引脚配置和功能描述........................... 13
典型性能特征........................................... 16
输入/输出端接建议.......................... 18
数据表
术语................................................. ................................... 19
工作原理............................................... ....................... 20
详细框图............................................... ............. 20
概述................................................. .................................... 20
组件模块，输入PLL （ PLL1 ） ................................. 21
组件模块输出PLL （ PLL2 ） .............................. 22
时钟分配................................................ ..................... 24
零延迟操作............................................... ................. 26
复位方式................................................ ................................ 26
掉电模式.............................................. ...................... 27
串行控制端口............................................... .......................... 28
SPI / IC端口选择............................................. ................... 28
IC串行口工作.............................................. ............ 28
SPI串行端口操作.............................................. ............ 31
SPI指令字（16位） ........................................... ...... 32
SPI MSB / LSB优先传输............................................ ........ 32
EEPROM的操作................................................ ..................... 35
写EEPROM .............................................. ............. 35
从EEPROM中读取.............................................. ....... 35
编程EEPROM缓冲段......................... 36
功耗和散热考虑....................... 38
时钟速度和驱动程序模式............................................. .... 38
评估工作条件的........................................ 38
热增强型封装安装指南............ 39
控制寄存器................................................ ............................ 40
控制寄存器映射............................................... ................. 40
控制寄存器映射位说明................................... 45
外形尺寸................................................ ....................... 57
订购指南................................................ .......................... 57
版本C | 60页2
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