Encyclopedia Entry: 74ACT153SCX

Product Overview

Category

The 74ACT153SCX belongs to the category of integrated circuits (ICs) and specifically falls under the family of digital multiplexers.

Use

This IC is primarily used for data selection and routing purposes in various electronic applications.

Characteristics

• The 74ACT153SCX is a dual 4-input multiplexer with common select inputs.
• It operates on a supply voltage range of 4.5V to 5.5V.
• This IC offers high-speed performance and low power consumption.
• It is designed to be compatible with TTL (Transistor-Transistor Logic) input and output voltage levels.
• The 74ACT153SCX is known for its reliable and robust operation.

Package

The 74ACT153SCX is available in a small outline package (SOIC) with 16 pins.

Essence

The essence of the 74ACT153SCX lies in its ability to efficiently route and select data signals, enabling effective data management within electronic systems.

Packaging/Quantity

The 74ACT153SCX is typically sold in reels or tubes, with each reel containing 2500 units.

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Levels: TTL-compatible
• Number of Inputs: 8 (4 per multiplexer)
• Number of Outputs: 2
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 6 ns (max)
• Output Current: ±24 mA

Detailed Pin Configuration

The pin configuration of the 74ACT153SCX is as follows:

+---+--+---+ S1 --|1 +--+ 16|-- VCC S0 --|2 15|-- Y I0 --|3 14|-- B I1 --|4 13|-- A I2 --|5 74ACT153SCX 12|-- C I3 --|6 11|-- D GND --|7 10|-- /Y /OE --|8 9|-- /B +----------+

Functional Features

The 74ACT153SCX offers the following functional features:

• Dual 4-input multiplexer with common select inputs (S1 and S0).
• High-speed operation allows for efficient data selection.
• TTL-compatible input and output voltage levels ensure compatibility with various systems.
• Low power consumption makes it suitable for battery-powered applications.
• The /OE (Output Enable) pin enables/disable the outputs, providing flexibility in controlling data flow.

Advantages and Disadvantages

Advantages

• High-speed performance allows for quick data routing.
• Low power consumption enhances energy efficiency.
• Compatibility with TTL voltage levels ensures easy integration into existing systems.
• Reliable and robust operation ensures long-term functionality.

Disadvantages

• Limited number of inputs and outputs may restrict its use in complex applications.
• The small outline package (SOIC) may require additional precautions during soldering and handling.

Working Principles

The 74ACT153SCX operates based on the principles of digital multiplexing. It selects one of the four input data signals based on the values applied to the select inputs (S1 and S0). The selected data is then routed to the corresponding output (Y or /Y) while the non-selected data remains isolated.

Detailed Application Field Plans

The 74ACT153SCX finds application in various electronic systems, including but not limited to:

1. Data communication equipment
2. Industrial control systems
3. Automotive electronics
4. Consumer electronics
5. Medical devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the 74ACT153SCX are:

1. 74HC153: A similar dual 4-input multiplexer with common select inputs, operating at a wider supply voltage range.
2. CD4052: A dual 4-channel analog multiplexer/demultiplexer, suitable for both digital and analog signal routing.
3. SN74LS157: A quad 2-input multiplexer with separate select inputs, offering increased input/output options.

These alternative models provide similar functionality and can be chosen based on specific application requirements.

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