Noise Margin for High Signal CMOS Calculator

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✖Maximum Output Voltage CMOS is defined as the Maximum output voltage when the output level is logic " 1".ⓘ Maximum Output Voltage [V_OH]			+10% -10%
✖Minimum Input Voltage CMOS is defined as Minimum input voltage which can be interpreted as logic "1".ⓘ Minimum Input Voltage [V_IH]			+10% -10%

✖Noise Margin for High Signal CMOS is defined as the amount of voltage between an inverter transitioning from a logic high (1) to a logic low (0).ⓘ Noise Margin for High Signal CMOS [N_MH]

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Formula

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Noise Margin for High Signal CMOS

Formula

`"N"_{"MH"} = "V"_{"OH"}-"V"_{"IH"}`

Example

`"1.75V"="3.3V"-"1.55V"`

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Noise Margin for High Signal CMOS Solution

STEP 0: Pre-Calculation Summary

Formula Used

Noise Margin for High Signal = Maximum Output Voltage-Minimum Input Voltage
N_MH = V_OH-V_IH
This formula uses 3 Variables

Variables Used

Noise Margin for High Signal - (Measured in Volt) - Noise Margin for High Signal CMOS is defined as the amount of voltage between an inverter transitioning from a logic high (1) to a logic low (0).
Maximum Output Voltage - (Measured in Volt) - Maximum Output Voltage CMOS is defined as the Maximum output voltage when the output level is logic " 1".
Minimum Input Voltage - (Measured in Volt) - Minimum Input Voltage CMOS is defined as Minimum input voltage which can be interpreted as logic "1".

STEP 1: Convert Input(s) to Base Unit

Maximum Output Voltage: 3.3 Volt --> 3.3 Volt No Conversion Required
Minimum Input Voltage: 1.55 Volt --> 1.55 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

N_MH = V_OH-V_IH --> 3.3-1.55

Evaluating ... ...

N_MH = 1.75

STEP 3: Convert Result to Output's Unit

1.75 Volt --> No Conversion Required

FINAL ANSWER

1.75 Volt <-- Noise Margin for High Signal

(Calculation completed in 00.004 seconds)

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Lalbhai Dalpatbhai College of engineering (LDCE), Ahmedabad

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< 17 CMOS Inverters Calculators

Propagation Delay for Low to High Output Transition CMOS

Go Time for Low to High Transition of Output = (Load Capacitance/(Transconductance of PMOS*(Supply Voltage-abs(Threshold Voltage of PMOS with Body Bias))))*(((2*abs(Threshold Voltage of PMOS with Body Bias))/(Supply Voltage-abs(Threshold Voltage of PMOS with Body Bias)))+ln((4*(Supply Voltage-abs(Threshold Voltage of PMOS with Body Bias))/Supply Voltage)-1))

Propagation Delay for High to Low Output Transition CMOS

Go Time for High to Low Transition of Output = (Load Capacitance/(Transconductance of NMOS*(Supply Voltage-Threshold Voltage of NMOS with Body Bias)))*((2*Threshold Voltage of NMOS with Body Bias/(Supply Voltage-Threshold Voltage of NMOS with Body Bias))+ln((4*(Supply Voltage-Threshold Voltage of NMOS with Body Bias)/Supply Voltage)-1))

Resistive Load Minimum Output Voltage CMOS

Go Resistive Load Minimum Output Voltage = Supply Voltage-Zero Bias Threshold Voltage+(1/(Transconductance of NMOS*Load Resistance))-sqrt((Supply Voltage-Zero Bias Threshold Voltage+(1/(Transconductance of NMOS*Load Resistance)))^2-(2*Supply Voltage/(Transconductance of NMOS*Load Resistance)))

Threshold Voltage CMOS

Go Threshold Voltage = (Threshold Voltage of NMOS Without Body Bias+sqrt(1/Transconductance Ratio)*(Supply Voltage+(Threshold Voltage of PMOS Without Body Bias)))/(1+sqrt(1/Transconductance Ratio))

Maximum Input Voltage CMOS

Go Maximum Input Voltage CMOS = (2*Output Voltage for Max Input+(Threshold Voltage of PMOS Without Body Bias)-Supply Voltage+Transconductance Ratio*Threshold Voltage of NMOS Without Body Bias)/(1+Transconductance Ratio)

Resistive Load Minimum Input Voltage CMOS

Go Resistive Load Minimum Input Voltage = Zero Bias Threshold Voltage+sqrt((8*Supply Voltage)/(3*Transconductance of NMOS*Load Resistance))-(1/(Transconductance of NMOS*Load Resistance))

Minimum Input Voltage CMOS

Go Minimum Input Voltage = (Supply Voltage+(Threshold Voltage of PMOS Without Body Bias)+Transconductance Ratio*(2*Output Voltage+Threshold Voltage of NMOS Without Body Bias))/(1+Transconductance Ratio)

Load Capacitance of Cascaded Inverter CMOS

Go Load Capacitance = Gate Drain Capacitance of PMOS+Gate Drain Capacitance of NMOS+Drain Bulk Capacitance of PMOS+Drain Bulk Capacitance of NMOS+Internal Capacitance+Gate Capacitance

Energy Delivered by Power Supply

Go Energy Delivered by Power Supply = int(Supply Voltage*Instantaneous Drain Current*x,x,0,Charging Interval of Capacitor)

Resistive Load Maximum Input Voltage CMOS

Go Resistive Load Maximum Input Voltage CMOS = Zero Bias Threshold Voltage+(1/(Transconductance of NMOS*Load Resistance))

Average Propagation Delay CMOS

Go Average Propagation Delay = (Time for High to Low Transition of Output+Time for Low to High Transition of Output)/2

Average Power Dissipation CMOS

Go Average Power Dissipation = Load Capacitance*(Supply Voltage)^2*Frequency

Maximum Input Voltage for Symmetric CMOS

Go Maximum Input Voltage = (3*Supply Voltage+2*Threshold Voltage of NMOS Without Body Bias)/8

Minimum Input Voltage for Symmetric CMOS

Go Minimum Input Voltage = (5*Supply Voltage-2*Threshold Voltage of NMOS Without Body Bias)/8

Oscillation Period Ring Oscillator CMOS

Go Oscillation Period = 2*Number of Stages Ring Oscillator*Average Propagation Delay

Noise Margin for High Signal CMOS

Go Noise Margin for High Signal = Maximum Output Voltage-Minimum Input Voltage

Transconductance Ratio CMOS

Go Transconductance Ratio = Transconductance of NMOS/Transconductance of PMOS

Noise Margin for High Signal CMOS Formula

Noise Margin for High Signal = Maximum Output Voltage-Minimum Input Voltage
N_MH = V_OH-V_IH

What is Noise Margin for CMOS?

While an inverter is transitioning from a logic high to low or low to high, there is an undefined region where the voltage cannot be considered high or low. This is considered a noise margin.

How to Calculate Noise Margin for High Signal CMOS?

Noise Margin for High Signal CMOS calculator uses Noise Margin for High Signal = Maximum Output Voltage-Minimum Input Voltage to calculate the Noise Margin for High Signal, The Noise Margin for High Signal CMOS formula is defined as the amount of voltage between an inverter transitioning from a logic high (1) to a logic low (0). Noise Margin for High Signal is denoted by N_MH symbol.

How to calculate Noise Margin for High Signal CMOS using this online calculator? To use this online calculator for Noise Margin for High Signal CMOS, enter Maximum Output Voltage (V_OH) & Minimum Input Voltage (V_IH) and hit the calculate button. Here is how the Noise Margin for High Signal CMOS calculation can be explained with given input values -> 1.75 = 3.3-1.55.

FAQ

What is Noise Margin for High Signal CMOS?

The Noise Margin for High Signal CMOS formula is defined as the amount of voltage between an inverter transitioning from a logic high (1) to a logic low (0) and is represented as N_MH = V_OH-V_IH or Noise Margin for High Signal = Maximum Output Voltage-Minimum Input Voltage. Maximum Output Voltage CMOS is defined as the Maximum output voltage when the output level is logic " 1" & Minimum Input Voltage CMOS is defined as Minimum input voltage which can be interpreted as logic "1".

How to calculate Noise Margin for High Signal CMOS?

The Noise Margin for High Signal CMOS formula is defined as the amount of voltage between an inverter transitioning from a logic high (1) to a logic low (0) is calculated using Noise Margin for High Signal = Maximum Output Voltage-Minimum Input Voltage. To calculate Noise Margin for High Signal CMOS, you need Maximum Output Voltage (V_OH) & Minimum Input Voltage (V_IH). With our tool, you need to enter the respective value for Maximum Output Voltage & Minimum Input Voltage and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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