MC74LCX257DTR2G

Series:	74LCX
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Multiplexer
Circuit:	4 x 2:1
Independent Circuits:	1
Current - Output High, Low:	8mA, 8mA
Voltage Supply Source:	Single Supply
Voltage - Supply:	2.3 V ~ 3.6 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package:	16-TSSOP
Base Part Number:	74LCX257

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Introduction

The MC74LCX257DTR2G is a high-performance Quad-Type Multiplexer (MUX) designed for fast, reliable data reception and transmission. This device is capable of selecting up to four signals from a group of eight data signals in parallel and sending them off to an output bus. It is an essential part of its application field whereby multiplexers are used to route signals to their destined outputs. This type of multiplexer is primarily utilized in communication and computer-related products such as networking equipment, modems, and even microprocessor-based systems.

Application Field

The MC74LCX257DTR2G is mainly used in computer-related applications, specifically in communication and networking equipment. This device is used to select and route signals in parallel, which is why it is often used in modems, network cards, switches and routers, which are systems that use multiple data signals that need to be transmitted and routed across different channels. It is also used in microprocessor-based products such as home security systems and automation systems. The fast transmission speeds of the MC74LCX257DTR2G allow these applications to perform their data routing tasks efficiently and accurately.

Working Principle

The working principle of the MC74LCX257DTR2G is relatively simple. It consists of three inputs (selection inputs A0, A1, and A2) and one output. Depending on the values of the selection inputs, one data signal from the eight data inputs is transmitted to the output. To select the desired data signal, the selection inputs are first set in order to identify the data signal that needs to be routed. This is done via binary logic – if the selection inputs are at logic 1, the device will select the corresponding data input and route it to its output.

Conclusion

The MC74LCX257DTR2G is a high-performance Quad-Type Multiplexer designed for fast, reliable data reception and transmission. This device is primarily used in computer-and communication-related applications, such as modems, network cards, switches, routers, home security systems, and other automation systems. Its working principle is based on binary logic, which enables the device to quickly identify and select the desired data signals and route them to their respective outputs.

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