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

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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