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# Table of Content

AND&NAND CIRCUITS

• AND gates
• Truth Table
• Electrical equivalent circuit of an gate
• AND gate as an Enable/Inhibit
• Truth table for NAND gate
• Pulsed operation:
• Logic pulser

OR AND NOR GATE CIRCUITS

• OR GATE
• Electrical equivalent circuit
• 2 in-put OR gate using diode
• Simple application of OR gate

Intrusion detection

• NOR gates
• Truth Table

NUMBER SYSTEMS NOT GATE CIRCUITS

• INTRODUCTION
• Positional notation and weight age
• Decimal to binary conversion
• Counting binary number
• Binary odometer
• OCTAL NUMBER
• Decimal to octal conversion
• Octal to binary
• Binary to octal
• BCD (Binary coded decimal)
• 8431 code
• Invalid code
• Inverters (NOT Gate)

EX-OR AND EX-NOR GATE CIRCUITS

• Exclusive-OR gate
• Truth table
• Parity
• Parity Checker
• Exclusive-NOR gate
• EX-OR gate as a two-bit adder
• Exclusive-OR gate using discrete gates
• Application

LATCH CIRCUITS AND APPLICATION

• Latch Circuits and application
• RS flip flops
• NOR latch
• Truth table for NOR latch
• Truth table for NADA latch
• Condition1
• Condition2
• Condition3
• Condition4
• Clocked RS flip- flop
• Truth table
• D-Flip-Flop
• Contact bounce circuit
• Bounce less Switch
• Truth table for D latch
• Edge triggering versus level clocking
• Edge triggered D-flip-flops
• Variable
• Complements
• Literal
• Boolean multiplication
• Law Boolean algebra commutative law
• Associative law
• Distributive law
• Boolean algebra Rules:
• De-Morgans theorem
• Universal property of NOR gate NAND gates

J-K FLIP CIRCUITS

• Operation of J-K flips flop
• Reset
• Toggle
• Racing
• Clear
• Pre-set
• Master Slave flip-flop
• Truth Table for positive edge triggered JK flip-flop
• Frequency division flips flops

COUNTER CIRCUITS

• Counter
• Synchronous Counter
• Asynchronous Counter
• The Ripple Counter
• Counting sequence
• Down Counter
• Module â€“ 10 Counter
• Module â€“ 12 Counter

UP/DOWN COUNTERS

• UP/DOWN SYNCHRONOUS COUNTERS
• A synchronous 4-bit binary up/down counters

ANALOG TO DIGITAL CONVERETER

• Successive â€“ approximation AID converter
• Analog to digital converter AD0808/0809 8 bit microprocessor compatible A/D converter
• Functional description

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