Calculating Maximum Power Supply Ramp Rate dV/dt in PSoC 4 - KBA228331

Version 3

    Author: TakashiM_61         Version: **

     

    Question:

    How is the maximum power supply ramp rate “dV/dt” calculated in PSoC® 4?

     

    Answer:

    In the PSoC 4 datasheet (for example, PSoC® 4: PSoC 4100 Family Datasheet), the Maximum power supply ramp rate is defined as listed in Table 1.

     

    Table 1. Precise Power On Reset (POR)

    Spec ID

    Parameter

    Description

    Min

    Typ

    Max

    Units

    BID55

    Svdd

    Maximum power supply ramp rate

    -

    -

    67

    kV/sec

     

    The power supply ramp, dV/dt, is calculated between the 10% and 90% points of the steady state values.

     

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