Therefore, it would be desirable to provide a phase frequency detector that has a controllable minimum pulse width.
因此,需要提供具有可控制最小脉冲宽度的相位频率检测器。
Changes in the minimum pulse width can adversely effect a PLL's static phase offset and performance characteristics.
最小脉冲宽度的变化可能不利地影响PLL的静态相位偏移和性能特征。
Also, different process corners and temperature variations on an integrated circuit can change the minimum pulse width of the UP and DN signals.
而且,集成电路上不同工艺角和温度变化可改变UP和DN信号的最小脉冲宽度。
State machine 515 can dynamically change the state of the select signal that controls multiplexer 510 to adjust the minimum pulse width of the UP and DN signals.
状态机515可动态改变控制乘法器510的选择信号的状态以调整UP和DN信号的最小脉冲宽度。
The phase frequency detector adjusts the minimum pulse width of the one or more output signals using the temperature sensing circuit to compensate for temperature variations.
相位频率检测器用温度感测电路调整一个或更多个输出信号的最小脉冲宽度从而补偿温度变化。
FIG. 3 is a timing diagram that illustrates an example of a minimum pulse width in the DN output signal of a phase frequency detector, according to an embodiment of the present invention.
图3是依照本发明实施例的时序图,其图示说明相位频率检测器的DN输出信号中最小脉冲宽度的示例。
System reliability can thus be enhanced by increasing minimum turn-on pulse width and turn-off pulse width, without decreasing system specifications.
因此可以通过增加最大、最小窄脉冲宽度提高系统的可靠性,而不影响系统的性能。
Dead-time compensation and minimum pulse-width limitations lead to losses in the linear modulation region of space vector modulation.
死区补偿和最小脉宽限制减小了空间矢量脉宽调制的线性调制区。
Dead-time compensation and minimum pulse-width limitations lead to losses in the linear modulation region of space vector modulation.
死区补偿和最小脉宽限制减小了空间矢量脉宽调制的线性调制区。
应用推荐