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ID: 569
Case Type: faq
Category: Architecture
Related To: Power
Family: All CPLD

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ALL CPLD: Can changing the slew rate save power?

Description:
Yes changing the slew rate can save uA dynamic power. This is a result of the signal transitioning faster between the Vil, Vih input thresholds. One warning the faster your edge rate the more SSO (Simultaneous Switching Output) and Reflections you will see on your signals.