Physical States for Bits. Black Box Representations

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Physical States for BitsPhysical States for Bits

Black Box RepresentationsBlack Box Representations

Truth TablesTruth Tables

Basic Logic GatesBasic Logic Gates

NAND and NOR gatesNAND and NOR gates

Sum of Products CircuitsSum of Products Circuits

Timing DiagramsTiming Diagrams

Logic Levels for CMOSLogic Levels for CMOS

The concept of voltage-The concept of voltage-controlled resistancecontrolled resistance

nMOS transistornMOS transistor

pMOS transistorpMOS transistor

Now we put together nMOS Now we put together nMOS and pMOS transistors to and pMOS transistors to

create an invertercreate an inverter

Switch Model for CMOS inverterSwitch Model for CMOS inverter

Logical operation of CMOS inverterLogical operation of CMOS inverter

Explanation of 2-input CMOS NAND gateExplanation of 2-input CMOS NAND gate

Switch Model for NAND realized in CMOSSwitch Model for NAND realized in CMOS

Explanation of CMOS NORExplanation of CMOS NOR

CMOS NAND with 3 inputsCMOS NAND with 3 inputs

Example of realization of large Example of realization of large NAND gates in CMOSNAND gates in CMOS

Buffers realized in CMOSBuffers realized in CMOS

AND gate in CMOSAND gate in CMOS

AND-OR-INVERT gate in CMOSAND-OR-INVERT gate in CMOS

AND-OR-INVERT gate in CMOSAND-OR-INVERT gate in CMOS

CMOS OR-AND-INVERTCMOS OR-AND-INVERT

CMOS OR-AND-INVERTCMOS OR-AND-INVERT

Data Sheets and how to use themData Sheets and how to use them

Test Circuits and WaveformsTest Circuits and Waveforms

Input-Output CharacteristicsInput-Output Characteristics

Logic Levels and Noise Margins Logic Levels and Noise Margins for CMOS logic familyfor CMOS logic family

Resistive Models of InvertersResistive Models of Inverters

Resistive model for CMOS Resistive model for CMOS LOWLOW output output with resistive loadwith resistive load

Black Box RepresentationsBlack Box RepresentationsResistive model for CMOS Resistive model for CMOS HIGHHIGH output output with resistive loadwith resistive load

Circuit defintions to calculate Circuit defintions to calculate currentscurrents

Output loading specificationsOutput loading specifications

Estimating sink and source Estimating sink and source currentscurrents

CMOS inverters with nonideal CMOS inverters with nonideal input voltagesinput voltages

Black Box RepresentationsBlack Box RepresentationsCMOS inverter with load and CMOS inverter with load and nonideal 1.5 voltage inputnonideal 1.5 voltage input

Black Box RepresentationsBlack Box RepresentationsCMOS inverter with load and CMOS inverter with load and nonideal 3.5 voltage inputnonideal 3.5 voltage input

What to do with non-used What to do with non-used inputs?inputs?

Transition timesTransition times

How to analyze transition How to analyze transition times for CMOS output?times for CMOS output?

Model of HIGH-to-LOW transitionModel of HIGH-to-LOW transition

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