introduction-2sp - 4 Propagation Delays Rise and fall times...

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1 ELE 312 Digital Electronics • DeMassa and Ciccone, Digital Integrated Circuits , John Wiley & Sons. • Taub and Schilling, Digital Integrated Electronics , McGraw-Hill Textbooks
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2 Contents Basic Properties of Digital Integrated Circuits Diode Digital Circuits BJT Digital Circuits – Transistor modelling – State of transistor in a circuit Resistor-Transistor Logic (RTL) Diode-Transistor Logic (DTL) Transistor-Transistor Logic (TTL) Schottky Transistor – Transistor Logic (STTL) Different TTL Gates Emitter-Coupled Logic (ECL) MOS Digital Circuits •N M O S G a
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3 Most important elements: Inverter and Noninverter Idealized Inverter and Voltage Transfer Characteristics( VTCs)
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Unformatted text preview: 4 Propagation Delays Rise and fall times and turn-on and turn-off times 5 Power dissipation Logic Element Equivalent Circuit and Fan-out 6 Speed-power product = (Average Power Diss) x (Propagation Delay) Power - Delay Product: PD = P DISS(avg) x t P(avg) Diode Digital Circuits 7 Diodes ) 1 (e I I T D /V V S D − = Shockleys Eq V D ≅ V = 0.7 V for Forward Bias 8 IV Characteristics for MN Schottky diodes for PN Junction diodes SPICE model ) 1 (e I I T D /V V S D − = ′ 9 Basic Logic Gates: AND Basic Logic Gates: OR 10 Clamping Diodes Level shifting diodes Level Shifting Diode AND Gate Level Shifting Diode OR Gate...
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introduction-2sp - 4 Propagation Delays Rise and fall times...

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