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CS2200-OTP
目录
1.引脚说明................................................................................................................................. 4
2.典型连接图.....................................................................................................五
3.特性和规范............................................. ......................................... 6
推荐工作条件............................................... ..................................... 6
绝对最大额定值........................................................................................................ 6
DC电气特性............................................... ................................................. 6
AC电气特性............................................... ................................................. 7
4.架构概述............................................................................................................... 8
4.1 Δ-Σ分数N频率合成器......................................... .................................. 8
5.应用..................................................................................................................................... 9
5.1一次性可编程.............................................................................................................. 9
5.2定时参考时钟输入.......................................................................................................... 9
5.2.1内部定时参考时钟分频器.......................................... ....................................... 9
5.2.2晶体连接( XTI和XTO ) ........................................ .............................................. 10
5.2.3外部参考时钟( REF_CLK ) ......................................... ......................................... 10
5.3输出到输入频率比配置........................................... .................................. 10
5.3.1用户定义的比例(路德) ..................................................................................................... 10
5.3.2手动比例调节器( R- MOD) ....................................... .................................................. .... 11
5.3.3有效率( REFF ) .......................................................................................................... 11
5.3.4比例配置摘要............................................ .................................................. 11
5.4 PLL时钟输出........................................................................................................................... 12
5.5辅助输出.............................................................................................................................. 13
5.6模式引脚功能................................................................................................................... 13
5.6.1 M1和M0模式引脚功能......................................... .............................................. 13
5.6.2 M2模式引脚功能........................................... .................................................. ....... 14
5.6.2.1 M2配置为输出禁止.......................................... .................................... 14
5.6.2.2 M2配置为R-国防部启用........................................ ...................................... 14
5.6.2.3 M2配置为AuxOutSrc覆盖.......................................... ........................... 14
5.7时钟输出稳定性考虑............................................. ............................................... 15
5.7.1输出开关................................................................................................................... 15
5.7.2 PLL解锁条件.......................................................................................................... 15
6.参数说明........................................................................................................... 16
6.1模态配置集............................................................................................................... 16
6.1.1 R-国防部选择( RModSel [1 :0]) ................................... .................................................. ...... 16
6.1.2辅助输出源选择( AuxOutSrc [ 1 : 0 ] ) ................................... .......................... 17
6.2比0 - 3 ...................................................................................................................................... 17
6.3全局配置参数.............................................. .................................................. ... 17
6.3.1辅助PLL锁定输出配置( AuxLockCfg ) ....................................... ....................... 17
6.3.2参考时钟输入分频器( RefClkDiv [ 1 : 0 ] ) ................................... ................................. 17
6.3.3启用PLL时钟上的开锁输出( ClkOutUnl ) ..................................... ........................... 18
6.3.4 M2引脚配置( M2Config [ 2 : 0 ] ) .................................... ............................................... 18
7.计算用户定义的比率........................................... ......................................... 19
7.1 12.20格式.................................................................................................................................. 19
8.编程信息........................................................................................................ 20
9.包装尺寸.................................................................................................................... 21
热特性......................................................................................................... 21
10.订购信息.............................................................................................................. 22
11.修订历史.......................................................................................................................... 22
DS842PP1
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