The document is a presentation about logic families used in digital circuits. It introduces logic families and their classification, characteristics of digital ICs, and examples of common logic gates from transistor-transistor logic (TTL) and complementary metal-oxide-semiconductor (CMOS) families such as the 2-input and 3-input TTL NAND gates, wired AND connection, open collector output, totem-pole vs open collector output, tristate TTL device, CMOS inverter, CMOS NOR and NAND gates. The presentation compares TTL and CMOS logic families.
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LOGIC FAMILY
1. Pune Vidyarthi Grihas
COLLEGE OF ENGINEERING, NASHIK 3.
LOGIC FAMILY
By
Prof. Anand N. Gharu
(Assistant Professor)
PVGCOE Computer Dept.
06th September 2017
.
2. Contents
Introduction
Classification of Logic family
Characteristics of Digital 鴛遺s
2-Input TTL NAND Gate
3-Input TTL NAND Gate
Wired AND Connection (TTL)
Open Collector Output (TTL)
Compate Totem-pole and Open collector output
Tristate TTL Device
CMOS Inverter
CMOS NOR Gate
CMOS NAND Gate
Compare TTL & CMOS