Change in Frequency Clock Calculator

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✖VCO Gain is tuning gain and noise present in the control signal affect the phase noise.ⓘ VCO Gain [K_vco]			+10% -10%
✖VCO Control Voltage is the allowable voltage in VCO.ⓘ VCO Control Voltage [V_ctrl]			+10% -10%

✖Change in Frequency of Clock is defined as the change in the clock frequency of the internal circuit of PLL.ⓘ Change in Frequency Clock [Δf]

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Formula

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Change in Frequency Clock

Formula

`"Δf" = "K"_{"vco"}*"V"_{"ctrl"}`

Example

`"0.07Hz"="0.01"*"7V"`

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Change in Frequency Clock Solution

STEP 0: Pre-Calculation Summary

Formula Used

Change in Frequency of Clock = VCO Gain*VCO Control Voltage
Δf = K_vco*V_ctrl
This formula uses 3 Variables

Variables Used

Change in Frequency of Clock - (Measured in Hertz) - Change in Frequency of Clock is defined as the change in the clock frequency of the internal circuit of PLL.
VCO Gain - VCO Gain is tuning gain and noise present in the control signal affect the phase noise.
VCO Control Voltage - (Measured in Volt) - VCO Control Voltage is the allowable voltage in VCO.

STEP 1: Convert Input(s) to Base Unit

VCO Gain: 0.01 --> No Conversion Required
VCO Control Voltage: 7 Volt --> 7 Volt No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

Δf = K_vco*V_ctrl --> 0.01*7

Evaluating ... ...

Δf = 0.07

STEP 3: Convert Result to Output's Unit

0.07 Hertz --> No Conversion Required

FINAL ANSWER

0.07 Hertz <-- Change in Frequency of Clock

(Calculation completed in 00.004 seconds)

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Bipin Tripathi Kumaon Institute of Technology (BTKIT), Dwarahat

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< 24 CMOS Design Characteristics Calculators

Ground to Agression Capacitance

Go Adjacent Capacitance = ((Victim Driver*Time Constant Ratio*Ground Capacitance)-(Agression Driver*Ground A Capacitance))/(Agression Driver-Victim Driver*Time Constant Ratio)

Victim Driver

Go Victim Driver = (Agression Driver*(Ground A Capacitance+Adjacent Capacitance))/(Time Constant Ratio*(Adjacent Capacitance+Ground Capacitance))

Agression Driver

Go Agression Driver = (Victim Driver*Time Constant Ratio*(Adjacent Capacitance+Ground Capacitance))/(Ground A Capacitance+Adjacent Capacitance)

Thermal Voltage of CMOS

Go Thermal Voltage = Built-in Potential/ln((Acceptor Concentration*Donor Concentration)/(Intrinsic Electron Concentration^2))

Built-in Potential

Go Built-in Potential = Thermal Voltage*ln((Acceptor Concentration*Donor Concentration)/(Intrinsic Electron Concentration^2))

Agressor Voltage

Go Agressor Voltage = (Victim Voltage*(Ground Capacitance+Adjacent Capacitance))/Adjacent Capacitance

Victim Voltage

Go Victim Voltage = (Agressor Voltage*Adjacent Capacitance)/(Ground Capacitance+Adjacent Capacitance)

Adjacent Capacitance

Go Adjacent Capacitance = (Victim Voltage*Ground Capacitance)/(Agressor Voltage-Victim Voltage)

Branching Effort

Go Branching Effort = (Capacitance Onpath+Capacitance Offpath)/Capacitance Onpath

Output Clock Phase

Go Output Clock Phase = 2*pi*VCO Control Voltage*VCO Gain

Total Capacitance Seen by Stage

Go Total Capacitance in Stage = Capacitance Onpath+Capacitance Offpath

Capacitance Offpath

Go Capacitance Offpath = Total Capacitance in Stage-Capacitance Onpath

Capacitance Onpath

Go Capacitance Onpath = Total Capacitance in Stage-Capacitance Offpath

Time Constant Ratio of Agression to Victim

Go Time Constant Ratio = Agression Time Constant/Victim Time Constant

Agression Time Constant

Go Agression Time Constant = Time Constant Ratio*Victim Time Constant

Victim Time Constant

Go Victim Time Constant = Agression Time Constant/Time Constant Ratio

Off-Path Capacitance of CMOS

Go Capacitance Offpath = Capacitance Onpath*(Branching Effort-1)

Change in Frequency Clock

Go Change in Frequency of Clock = VCO Gain*VCO Control Voltage

VCO Single Gain Factor

Go VCO Gain = Change in Frequency of Clock/VCO Control Voltage

VCO Control Voltage

Go VCO Control Voltage = Lock Voltage+VCO Offset Voltage

VCO Offset Voltage

Go VCO Offset Voltage = VCO Control Voltage-Lock Voltage

Lock Voltage

Go Lock Voltage = VCO Control Voltage-VCO Offset Voltage

Static Power Dissipation

Go Static Power = Static Current*Base Collector Voltage

Static Current

Go Static Current = Static Power/Base Collector Voltage

Change in Frequency Clock Formula

Change in Frequency of Clock = VCO Gain*VCO Control Voltage
Δf = K_vco*V_ctrl

What is the relation between drive and gates?

A good standard cell library contains multiple sizes of each common gate. The sizes are typically labeled with their drive, as the inverter is called nand2_1x. It is often more intuitive to characterize gates by their drive, x, rather than their input capacitance.

How to Calculate Change in Frequency Clock?

Change in Frequency Clock calculator uses Change in Frequency of Clock = VCO Gain*VCO Control Voltage to calculate the Change in Frequency of Clock, Change in Frequency Clock refers to a modification in the rate at which a clock's internal mechanism oscillates. This can be achieved through various methods, such as adjusting the clock's escapement mechanism or using a higher-precision crystal oscillator. Change in Frequency of Clock is denoted by Δf symbol.

How to calculate Change in Frequency Clock using this online calculator? To use this online calculator for Change in Frequency Clock, enter VCO Gain (K_vco) & VCO Control Voltage (V_ctrl) and hit the calculate button. Here is how the Change in Frequency Clock calculation can be explained with given input values -> 0.07 = 0.01*7.

FAQ

What is Change in Frequency Clock?

Change in Frequency Clock refers to a modification in the rate at which a clock's internal mechanism oscillates. This can be achieved through various methods, such as adjusting the clock's escapement mechanism or using a higher-precision crystal oscillator and is represented as Δf = K_vco*V_ctrl or Change in Frequency of Clock = VCO Gain*VCO Control Voltage. VCO Gain is tuning gain and noise present in the control signal affect the phase noise & VCO Control Voltage is the allowable voltage in VCO.

How to calculate Change in Frequency Clock?

Change in Frequency Clock refers to a modification in the rate at which a clock's internal mechanism oscillates. This can be achieved through various methods, such as adjusting the clock's escapement mechanism or using a higher-precision crystal oscillator is calculated using Change in Frequency of Clock = VCO Gain*VCO Control Voltage. To calculate Change in Frequency Clock, you need VCO Gain (K_vco) & VCO Control Voltage (V_ctrl). With our tool, you need to enter the respective value for VCO Gain & VCO Control 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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