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idt82v3001a wan pll 和 单独的 reference 输入 工业的 温度范围
表格 的 内容
1 idt82v3001a 管脚 配置...........................................................................................................................6
2 管脚 描述........................................................................................................................................................7
3 函数的 描述.....................................................................................................................................10
3.1 状态 控制 电路.............................................................................................................................................10
3.1.1 正常的 模式 ............................................................................................................................................11
3.1.2 快 锁 模式 ........................................................................................................................................11
3.1.3 holdover 模式 .........................................................................................................................................11
3.1.4 freerun 模式 ...........................................................................................................................................12
3.2 频率 选择 电路......................................................................................................................................12
3.3 invalid 输入 信号 发现 ..............................................................................................................................12
3.4 系 控制 块.................................................................................................................................................12
3.5 dpll 块..........................................................................................................................................................13
3.5.1 阶段 探测器 (phd)..............................................................................................................................14
3.5.2 Limiter.......................................................................................................................................................14
3.5.3 循环 过滤.................................................................................................................................................14
3.5.4 fraction 块...........................................................................................................................................14
3.5.5 数字的 控制 振荡器 (dco)................................................................................................................14
3.5.6 锁 指示信号 ...........................................................................................................................................15
3.5.7 输出 接口........................................................................................................................................15
3.6 OSC.....................................................................................................................................................................15
3.6.1 时钟 振荡器.........................................................................................................................................15
3.7 jtag....................................................................................................................................................................15
3.8 重置 电路 ........................................................................................................................................................15
4 measures 的 效能..............................................................................................................................16
4.1 intrinsic jitter........................................................................................................................................................16
4.2 jitter 容忍....................................................................................................................................................16
4.3 jitter 转移.......................................................................................................................................................16
4.4 频率 精度............................................................................................................................................16
4.5 holdover 精度...............................................................................................................................................16
4.6 俘获 范围 ....................................................................................................................................................16
4.7 锁 范围..........................................................................................................................................................16
4.8 阶段 斜度 ........................................................................................................................................................16
4.9 时间 间隔 错误 (系)......................................................................................................................................16
4.10 最大 时间 间隔 错误 (mtie) ..................................................................................................................16
4.11 阶段 continuity..................................................................................................................................................16
4.12 阶段 锁 时间.................................................................................................................................................17
5 测试 规格 .............................................................................................................................................18
5.1 交流 电的 characteristics**.............................................................................................................................19
6 定时 特性......................................................................................................................................23
7 订货 信息 ........................................................................................................................................27