Low Noise Margin Solution

STEP 0: Pre-Calculation Summary
Formula Used
Low Noise Margin = Maximum Low Input Voltage-Maximum Low Output Voltage
NL = Vil-Vol
This formula uses 3 Variables
Variables Used
Low Noise Margin - (Measured in Volt) - Low Noise margin is the range of tolerance for logical low signals on the wire.
Maximum Low Input Voltage - (Measured in Volt) - Maximum Low input voltage is defined as the maximum input voltage when the logic in the CMOS is Low.
Maximum Low Output Voltage - (Measured in Volt) - Maximum Low output voltage is defined as the maximum output voltage when the CMOS logic is Low.
STEP 1: Convert Input(s) to Base Unit
Maximum Low Input Voltage: 20 Volt --> 20 Volt No Conversion Required
Maximum Low Output Voltage: 5.35 Volt --> 5.35 Volt No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
NL = Vil-Vol --> 20-5.35
Evaluating ... ...
NL = 14.65
STEP 3: Convert Result to Output's Unit
14.65 Volt --> No Conversion Required
FINAL ANSWER
14.65 Volt <-- Low Noise Margin
(Calculation completed in 00.004 seconds)

Credits

Created by Shobhit Dimri
Bipin Tripathi Kumaon Institute of Technology (BTKIT), Dwarahat
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16 Analog VLSI Design Calculators

Potential between Source to Body
Go Source Body Potential Difference = Surface Potential/(2*ln(Acceptor Concentration/Intrinsic Concentration))
Gate to Drain Capacitance
Go Gate to Drain Capacitance = Gate Capacitance-(Gate to Base Capacitance+Gate to Source Capacitance)
Gate to Base Capacitance
Go Gate to Base Capacitance = Gate Capacitance-(Gate to Source Capacitance+Gate to Drain Capacitance)
Gate to Source Capacitance
Go Gate to Source Capacitance = Gate Capacitance-(Gate to Base Capacitance+Gate to Drain Capacitance)
Drain Voltage
Go Base Collector Voltage = sqrt(Dynamic Power/(Frequency*Capacitance))
Potential from Drain to Source
Go Drain to Source Potential = (Threshold Voltage DIBL-Threshold Voltage)/DIBL Coefficient
Gate to Channel Voltage
Go Gate to Channel Voltage = (Channel Charge/Gate Capacitance)+Threshold Voltage
Gate to Collector Potential
Go Gate to Channel Voltage = (Gate to Source Potential+Gate to Drain Potential)/2
Gate to Source Potential
Go Gate to Source Potential = 2*Gate to Channel Voltage-Gate to Drain Potential
Gate to Drain Potential
Go Gate to Drain Potential = 2*Gate to Channel Voltage-Gate to Source Potential
Minimum High Output Voltage
Go Minimum High Output Voltage = High Noise Margin+Minimum High Input Voltage
Minimum High Input Voltage
Go Minimum High Input Voltage = Minimum High Output Voltage-High Noise Margin
High Noise Margin
Go High Noise Margin = Minimum High Output Voltage-Minimum High Input Voltage
Maximum Low Output Voltage
Go Maximum Low Output Voltage = Maximum Low Input Voltage-Low Noise Margin
Maximum Low Input Voltage
Go Maximum Low Input Voltage = Low Noise Margin+Maximum Low Output Voltage
Low Noise Margin
Go Low Noise Margin = Maximum Low Input Voltage-Maximum Low Output Voltage

Low Noise Margin Formula

Low Noise Margin = Maximum Low Input Voltage-Maximum Low Output Voltage
NL = Vil-Vol

What is noise margin?

Noise margin is the amount of noise that a CMOS circuit could withstand without compromising the operation of circuit. Noise margin does makes sure that any signal which is logic '1' with finite noise added to it, is still recognized as logic '1' and not logic '0'.

How to Calculate Low Noise Margin?

Low Noise Margin calculator uses Low Noise Margin = Maximum Low Input Voltage-Maximum Low Output Voltage to calculate the Low Noise Margin, The LOW Noise margin formula is defined as the difference between the tolerable output and input ranges when the noise differences are low. Low Noise Margin is denoted by NL symbol.

How to calculate Low Noise Margin using this online calculator? To use this online calculator for Low Noise Margin, enter Maximum Low Input Voltage (Vil) & Maximum Low Output Voltage (Vol) and hit the calculate button. Here is how the Low Noise Margin calculation can be explained with given input values -> 14.65 = 20-5.35.

FAQ

What is Low Noise Margin?
The LOW Noise margin formula is defined as the difference between the tolerable output and input ranges when the noise differences are low and is represented as NL = Vil-Vol or Low Noise Margin = Maximum Low Input Voltage-Maximum Low Output Voltage. Maximum Low input voltage is defined as the maximum input voltage when the logic in the CMOS is Low & Maximum Low output voltage is defined as the maximum output voltage when the CMOS logic is Low.
How to calculate Low Noise Margin?
The LOW Noise margin formula is defined as the difference between the tolerable output and input ranges when the noise differences are low is calculated using Low Noise Margin = Maximum Low Input Voltage-Maximum Low Output Voltage. To calculate Low Noise Margin, you need Maximum Low Input Voltage (Vil) & Maximum Low Output Voltage (Vol). With our tool, you need to enter the respective value for Maximum Low Input Voltage & Maximum Low Output 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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