74HCT240D

Series:	74HCT
Packaging:	Tape & Reel (TR)
Part Status:	Active
Logic Type:	Buffer, Inverting
Number of Elements:	2
Number of Bits per Element:	4
Input Type:	--
Output Type:	3-State
Current - Output High, Low:	6mA, 6mA
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC

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Logic - Buffers, Drivers, Receivers, Transceivers

The 74HCT240D is a logic-buffer/bridging IC conceived by the Texas Instruments corporation and widely used by hobbyists and commercial projects alike. In this article, we\'ll describe the application field and working principle of the 74HCT240D.The 74HCT240D is a 20-pin IC that can be divided into four sections, each of which has five pins. Each of the four sections consists of two input pins, one output pin and two enable pins, one active low and one active high. The active low and active high pins control the direction of the bridge created between the two input pins, as well as enable or disable the bridge.The application field of the 74HCT240D is wide and diverse. It can be used for bypassing signals, forming a data bus line and isolating circuits from one another. In each of these applications, the two enable pins can be used to control the bridging of the signals, allowing for increased control over the flow of signals. The working principle of the 74HCT240D is relatively simple. When a logic-high signal is applied to the active low enable pin, the bridge between the two inputs is enabled and any signals on the input pins are carried to the output pin. When a logic-low signal is applied to the active high enable pin, the bridge is disabled and no signals are passed through. The active low and active high enable pins can be both enabled or disabled at the same time, creating a three-way connection between the two inputs and the output. The 74HCT240D is also highly versatile, as it can be used in many different logic circuits. Thanks to its two enable pins, it can be used to create logic gates or logic functions, or it can be used as a buffer or a driver, depending on the needs of the application.In conclusion, the 74HCT240D is a highly versatile IC with a wide range of applications. Its two enable pins allow for increased control over the flow of signals, facilitating a wide range of uses, including bypassing signals, forming a data bus line and isolating circuits. It is also highly versatile and can be used to create logic gates or logic functions, or as a buffer or a driver.

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