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					 			      	An Introduction to Digital Logic Families
					 			      	 
 ELECTRONICS GURUKULAM: An Introduction to Digital Logic Families http://electronicsgurukulam.blogspot.com/2013/02/an-introduction-to-digital-logic.html
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					 			      	Logic Families - Power, Speed and Compatibility
					 			      	 
 Logic Families, How logic families differ, CMOS, TTL, ECL. Device identification speed power and compatibility. http://www.learnabout-electronics.org/Digital/dig31.php
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					 			      	Digital Logic Families Part-I
					 			      	 
 This page contains Digital Electronics tutorial, Combinational logic, Sequential logic, Kmaps, digital numbering system, logic gate truth tables, TTL and CMOS circuits. http://www.asic-world.com/digital/logic1.html
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					 			      	Logic family - Wikipedia, the free encyclopedia
					 			      	 
 In Phillip's room with Frank and his brother, a logic family may refer to one of two related concepts. https://en.wikipedia.org/wiki/Logic_family
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					 			      	Logic Families Significance and Types
					 			      	 
 Logic Families Significance and Types | Electrical4u http://www.electrical4u.com/logic-families-significant-and-types/
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					 			      	CMOS - Wikipedia, the free encyclopedia
					 			      	 
 Complementary metal-oxide-semiconductor is a technology for constructing integrated circuits. https://en.wikipedia.org/wiki/CMOS
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					 			      	Emitter-coupled logic - Wikipedia, the free encyclopedia
					 			      	 
 In electronics, emitter-coupled logic is a high-speed integrated circuit bipolar transistor logic family. https://en.wikipedia.org/wiki/Emitter-coupled_logic
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					 			      	Digital Electronics - Wikipedia, the free encyclopedia
					 			      	 
 Digital electronics or digital (electronic) circuits are electronics that handle digital signals - discrete bands of analog levels - rather than by continuous ranges (as used in analogue electronics). All levels within a band of values represent the same numeric value. https://en.wikipedia.org/wiki/Digital_electronics
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					 			      	Diode-transistor logic - Wikipedia, the free encyclopedia
					 			      	 
 Diode-transistor logic is a class of digital circuits that is the direct ancestor of transistor-transistor logic. https://en.wikipedia.org/wiki/Diode%E2%80%93transistor_logic
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					 			      	Resistor-transistor logic - Wikipedia, the free encyclopedia
					 			      	 
 Resistor-transistor logic is a class of digital circuits built using resistors as the input network and bipolar junction transistors as switching devices. https://en.wikipedia.org/wiki/Resistor%E2%80%93transistor_logic