SN74ACT04NG4

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Logic gates and inverters have a vital role to play in the modern digital world. They are the elementary building blocks for the synthesis of complex digital circuits and are present in almost every digital system. The SN74ACT04NG4 is a general-purpose, hex inverter gate, designed for 2.5V and 3.3V. It is fabricated with advanced low-power CMOS technology to ensure high speed operation while consuming only a small amount of active power, resulting in very low static power consumption. This article will discuss the application field and working principle of the SN74ACT04NG4.

Application Field Of SN74ACT04NG4

The SN74ACT04NG4 is most commonly used in applications that require very low power consumption, high speed logic operations, and low noise immunity. It is ideal for small packages, as it uses minimal board space. This inverter gate is mostly used in static logic applications, such as simple pulse shapers and timers, which require a toggle for operating speed or zero-delay time. It is also used in Hi-Z (high impedance) applications, such as those found in analog-to-digital and digital-to-analog converters, as well as signal-processing applications, such as analog clocks, digital signal processing, and signal reconstruction. Additionally, the SN74ACT04NG4 is also suitable for implementing simple logic gates as it has high drive current capability.

Working Principle of SN74ACT04NG4

The SN74ACT04NG4 is composed of two opposite-facing CMOS Nand Gates (Hex Inverter Gates) wired in an inverting Schmitt Trigger configuration. It contains six independent gates which are meant to work with inverted inputs. All of these gates can drive ten to fifteen load outputs such as LEDs, 7-segment displays, and lamps. It has an output sink current of 7mA and an output source current of 7mA. This logic gate also includes a logic threshold of 1.25V to 3V, making it applicable to different supply bases. This device uses a dual power-supply system or a single power supply system for operation which adds to its versatility.

Additionally, the SN74ACT04NG4 offers protection from latch-up with its CMOS-immunity from damaging currents. As these gates have high output-impedance, it helps them to reject noise and unwanted high-frequency signals from cars, high-power lines, and other electric sources.

The SN74ACT04NG4 Hex Inverter Gate operates as an amplifier, shaping and conditioning signal levels for digital logic applications. An input signal of logic zero turns the output signal to logic one, and conversely, an input signal of logic one turns the output signal to logic zero, with the low propagation delay of 6 ns. This Hex Inverter Circuit further has no finite limitations to the number of inputs, the number of outputs, or the frequency and amplitude of input signals.

To conclude, the SN74ACT04NG4 Hex Inverter is an versatile, low power and high speed IC, with numerous potential applications. It is used in applications that require low power consumption and noise rejection, such as clocks and signal processing circuits, as well as those which need fast operation, like pulse shapers and timers. The SN74ACT04NG4 is also designed to reject latch-up which is caused by unwanted high-frequency electric signals.

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