Technology of digital components, TTL Logic Families, TTL, PECL, ECL, Positive Emitter Coupled Logic

Digital electronics:
Arithmetic circuits	D/A-A/D converters	Number systems
Codes and decoders	Flip flops	Technology
Counters and registers	General overview	Technology-CMOS
Digital logic	Memories	Technology-TTL	Timers and oscillators

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TTL - technology

74 Series Logic ICs 74LS (Low-power Schottky) family, 74HC family High-speed CMOS circuitry, 74HCT family, a special version of 74HC with 74LS TTL-compatible inputs, open collector outputs

An Introduction to Digital Logic Familities

Bipolar Transistor Logic Basic Bipolar Transistor Logic, Diode-Transistor Logic, Transistor-Transistor Logic, TTL Circuits and Noise Margin

Comparison of MM74HC to 74LS, 74S and 74ALS Logic The MM54HC/MM74HC family of high speed logic components provides a combination of speed and power characteristics that is not duplicated by bipolar logic families or any other CMOS family, pdf file

Designing with TTL Designing with TTL, pdf file

DIODE TRANSISTOR LOGIC (DTL) pdf file

Diode-Transistor Logic (DTL) pdf file

DIODE TRANSISTOR LOGIC diode transistor logic, pdf file

Drive Capabilities & Propagation Delay output of a TTL IC, propagation delay

Famille TTL en Français, pdf file

Gate characteristics basic characteristic and limitations of gates, Totem-Pole Output, TTL Open-Collector Output, Tri-State Outputs

Logic levels for standard TTL chips

Logic levels for 74LSXX TTL chips

Low-Power Schottky TTL (74LS) pdf file

Low power Schottky TTL logic levels 74lsXX, Low Power Schottky TTL Logic Levels, Fan in, Fan out, Noise Margin

Standard TTL logic levels 74XX

Termination of ECL Logic Devices with EF (Emitter Follower) OUTPUT Structure A standard Emitter Coupled Logic (ECL) output driver typically uses a current switching differential with an emitter follower for level shifting the output and the internal CML levels to familiar ECL levels, ..., pdf file

TTL en Français

TTL Design Checklist TTL Logic Families

TTL logic gates pdf file

TTL Logic Families Transistor-transistor Logic (TTL), multi-emitter transistor, Totem Pole, Open Collector, Tristate, pdf file

TTL LOGIC LEVELS ICs accept voltages ranging from 2V-5V as high or logic 1 and voltages ranging from 0V-.8V as low or logic 0

TTL NOR-OR gate pdf file

TTL to RS-232 interface using a MAXIM RS-232 transceiver IC

Transistor transistor logic TTL gate

Transistor transistor logic TTL, Transistor transistor logic, TTL gate, pdf file

Transistor-Transistor Logic and BiCMOS

Transistor transistor logic gates transistor transistor logic gates, pdf file

TRANSISTOR-TRANSISTOR LOGIC (TTL)-inverter pdf file

ECL - PECL technology

AC Characteristics of ECL Devices

Comparison of LVDS, CMOS, and ECL pdf file

PECL Positive Emitter Coupled Logic technology, (PECL)

ECL ECL: Emitter Coupled Logic

ECL Emitter Coupled Logic, pdf file

ECL Backplane Design ECL outputs are perfectly suited to drive transmission lines. With an output impedance of 6Ω to 8Ω and rise times less than 1 ns, reflections are minimized resulting in a clean signal, pdf file

ECL Clock Distribution Techniques ECL Clock Distribution Techniques application note, This application note provides information on system design using ECL logic technologies for reducing system clock skew over the alternative CMOS and TTL technologies, pdf file

ECL design principles ECL design principles, pdf file

ECL Outputs This application note covers the principal advantages of using ECL outputs, pdf file

Emitter Coupled Logic Emitter Coupled Logic

Interfacing Between LVDS and ECL Interfacing Between LVDS and ECL application note, pdf file

Operating ECL from a Single Positive Supply pdf file

PECL Positive Emitter Coupled Logic (PECL) is a positive supply rail referred high-speed transmission standard that has been optimized for use in bipolar IC technology, pdf file

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