Semiconductor Cfet Inverter Delay Calculator

Audit actual paired CFET input/output criterion-crossing times and separate transition labels, not assumed RC load inverter delay.

Description

Propagation delay uses matched input and output criterion-crossing times for a defined transition.

Propagation delay uses matched input and output criterion-crossing times for a defined transition.^[1]

Averaging those delays summarizes observed CFET transitions without constructing a load-based circuit model.

When to use Semiconductor Cfet Inverter Delay Calculator

Use this tool when you need to calculate the stated measurement summary or conditional model from matched observations. Prepare independently matched device or specimen measurements, units, branch selection, and model or calibration conventions.

How to use Semiconductor Cfet Inverter Delay Calculator and understand its results

Prepare independently matched device or specimen measurements, units, branch selection, and model or calibration conventions.
Enter observedCfetInputCrossingSeconds, observedCfetOutputCrossingSeconds, callerTransitionIds, following the field table and calculation rules below, then run the tool.
Read observedCfetPropagationDelaysSeconds, meanMatchedCfetPropagationDelaySeconds. Use the output table and calculation rules below to interpret units, signs, crossings, and flags.
Correct any input issues and run again. Before using a successful result, review its units, signs, evidence coverage, and stated model or reference assumptions.

Input field	Meaning	Value type	Requirement
observedCfetInputCrossingSeconds	Observed CFET input crossing seconds	list of number	Required
observedCfetOutputCrossingSeconds	Observed CFET output crossing seconds	list of number	Required
callerTransitionIds	Caller transition ids	list of string	Required

Use nonempty aligned nonnegative crossing times and unique nonblank transition IDs. Require every output time at least its input time. Return pairwise differences and their arithmetic mean; zero delay is allowed.

delay_i=toutput_i−tinput_i; meanDelay=Σdelay_i/n

Read these symbols with the field meanings and branch or reference rules above.

Output field	Meaning	Value type
observedCfetPropagationDelaysSeconds	Observed CFET propagation delays seconds	list of number
meanMatchedCfetPropagationDelaySeconds	Mean matched CFET propagation delay seconds	number

json

{
  "input": {
    "observedCfetInputCrossingSeconds": [
      1,
      4
    ],
    "observedCfetOutputCrossingSeconds": [
      2,
      6
    ],
    "callerTransitionIds": [
      "rise-to-fall",
      "fall-to-rise"
    ]
  },
  "output": {
    "observedCfetPropagationDelaysSeconds": [
      1,
      2
    ],
    "meanMatchedCfetPropagationDelaySeconds": 1.5
  }
}

Limitations and assumptions

Measurements, branch identification, units, and model applicability must be independently established. Results do not supply universal material constants, a complete physical model, or operating-condition approval.

Missing required fields, unknown fields, wrong types, and violated calculation rules return input issues. Numeric values must be finite; nonfinite numeric outputs are rejected. Arrays must be dense, with no missing cells. Numeric lists allow at most 10000 entries, subject to smaller tool-specific bounds above. Ordinary string lists allow at most 128 strings of at most 128 UTF-16 units each.

Alternative or Complementary methods

For a related task, use Semiconductor Cfet Power Delay Product Calculator: Power-delay product is an energy scale tied to measured power and delay definitions. Comparing it with independently measured switching energy exposes whether those definitions agree. For a complementary step, use Semiconductor MESFET Transconductance Calculator: Transconductance is the local rate of drain-current change with gate voltage on a matched transistor branch. A measured MESFET trace supplies that slope without assuming a saturation-current parameter model.

References

Semiconductor Cfet Inverter Delay Calculator — tool.io

Similar or alternative tools

Semiconductor Cfet Power Delay Product Calculator
Power-delay product is an energy scale tied to measured power and delay definitions. Comparing it with independently measured switching energy exposes whether those definitions agree.
Semiconductor MESFET Transconductance Calculator
Transconductance is the local rate of drain-current change with gate voltage on a matched transistor branch. A measured MESFET trace supplies that slope without assuming a saturation-current parameter model.