发明申请
US20100117752A1 MULTI-CHANNEL DIGITAL PULSE WIDTH MODULATOR (DPWM) 有权
多通道数字脉宽调制器(DPWM)

MULTI-CHANNEL DIGITAL PULSE WIDTH MODULATOR (DPWM)
摘要:
A multiple channel Digital Pulse Width Modulator (DPWM) can include a single delay locked loop with a delay line, the delay line producing a number of outputs. Circuitry can use a delay line mask to mask a portion of the delay line outputs to produce a modified outputs so as to prevent premature pulse width reset. Jitter tolerance look ahead circuits can prevent jitter from causing premature reset of pulse width modulated signals. The pulse width modulators can include multiple alternately used multiplexers so that the operation of the pulse width modulators is not affected by the load time of the multiplexers.
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