74ACT11257NG4

Series:	74ACT
Packaging:	Tube
Part Status:	Obsolete
Type:	Multiplexer
Circuit:	4 x 2:1
Independent Circuits:	1
Current - Output High, Low:	24mA, 24mA
Voltage Supply Source:	Single Supply
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Through Hole
Package / Case:	20-DIP (0.300", 7.62mm)
Supplier Device Package:	20-PDIP
Base Part Number:	74ACT11257

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74ACT11257NG4 Application Field and Working Principle

The 74ACT11257NG4 is a logic signal switch, multiplexer and decoder. It is a specially designed integrated circuit (IC) that follows a complex logic to facilitate data manipulation and communication. This IC is typically used in many digital or analog applications, particularly in the field of communications, internet-of-things, security and banking.The 74ACT11257NG4 is designed to decode data in two or more directions simultaneously. This ensures that data captured in one direction is decoded separately, eliminating any potential errors. It also means that data can be segregated, coded and encoded according to the communication protocol. This makes the IC ideal for communicating data through multiple ports or multiple connected systems.The IC features 74ACT11257NG4 logic gates with advanced features, including digital and analog ports, as well as data synchronization feature. This makes it suitable for various communications applications and digital networks that require data synchronization. This IC is also capable of providing Power-over-Ethernet.At the heart of the IC is the logic switch and multiplexer. The logic switch allows data to flow through multiple ports, while the multiplexer directs data from the source to the destination. Both these components are necessary for proper data flow and communication. All the data is then stored internally in ‘memory’, which allows a seamless exchange of data between sources and destinations.Apart from the 74ACT11257NG4’s logic switch and multiplexer, it also features a decoder. This decoder is responsible for analyzing the incoming data and converting it into a form that is suitable for the specific application. The decoder then prepares the data for communication.The 74ACT11257NG4 also has some additional features which make it very useful. These include capacitive protection or insulation, a protection mode to prevent data errors, and even a ground fault protection.Overall, the 74ACT11257NG4 is an ideal IC for various digital or analog applications involving data manipulation, communication and storage. It is reliable and efficient, making it a suitable choice for many applications. It is also cost effective, making it an attractive option for many digital solutions.

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