mos_gates-2sp - D-MOSFET Loaded NMOS Inverter 10 NMOS Gates...

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1 MOS Logic MOS Logic •N M O S g a t e s – Fabrication
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2 NMOS (n-channel E-MOSFET) Fabrication Examples CMOS Fabrication Example
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3 IV Characteristics NMOS modes of operation (a) Cutoff mode (b) Linear mode (c) Saturation mode (d) body-bias effect on threshold voltage
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4 General NMOS Inverter Graphical analysis when load is a resistor
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5 Load capacitance Power dissipation P DD = V DD (I DD(OH) + I DD(OL) ) / 2 V DD I DD(OL) / 2 (a) Static power dissipation (b) Transient power dissipation P D = C L ƒ V 2 DD ƒ : frequency at which the gate is switched P TOTAL = P DD + P D
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6 Resistor Loaded NMOS Resistor Loaded NMOS Inverter
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7 Propagation Delay Fall time
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8 E-MOSFET Loaded NMOS E-MOSFET Loaded NMOS Inverter
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9 D-MOSFET Loaded NMOS
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