M74HCT157RM13TR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Selector/Multiplexer
• Characteristics: High-Speed, CMOS Logic, Quad 2-Input Multiplexer
• Package: SO-16
• Essence: This IC is designed to select one of four data inputs and route it to a single output based on the control signals.
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +125°C
• Propagation Delay Time: 15ns (typical)
• Maximum Quiescent Current: 4µA

Detailed Pin Configuration

The M74HCT157RM13TR has a total of 16 pins arranged in a SO-16 package. The pin configuration is as follows:

__ __ A1 | 1 16 | VCC B1 | 2 15 | Y C1 | 3 14 | A0 D1 | 4 13 | A1 D2 | 5 12 | A2 C2 | 6 11 | GND B2 | 7 10 | E A2 | 8 9 | D ¯¯ ¯¯

Functional Features

• Quad 2-Input Multiplexer: Allows selection of one out of four data inputs.
• High-Speed Operation: Provides fast switching times for efficient data routing.
• CMOS Logic: Utilizes complementary metal-oxide-semiconductor technology for low power consumption and high noise immunity.
• Schmitt Trigger Inputs: Ensures reliable operation even in the presence of noisy input signals.

Advantages

• Versatile: Can be used in various applications requiring data selection or multiplexing.
• Low Power Consumption: CMOS technology enables efficient power usage.
• High-Speed Operation: Provides fast data routing capabilities.
• Compact Package: SO-16 package allows for space-saving integration into electronic circuits.

Disadvantages

• Limited Input/Output Configuration: Only supports quad 2-input multiplexing.
• Temperature Sensitivity: Performance may vary under extreme temperature conditions.
• Single Output: Can only route one selected input to the output at a time.

Working Principles

The M74HCT157RM13TR operates based on the principle of data selection using control signals. The four data inputs (A, B, C, D) are connected to the corresponding pins, while the control inputs (A0, A1, A2) determine which input is routed to the output (Y). By manipulating the control signals, the desired data input can be selected and transmitted to the output.

Detailed Application Field Plans

The M74HCT157RM13TR finds application in various fields, including: 1. Digital Multiplexing: Used in digital systems to select and route data from multiple sources to a single destination. 2. Data Communication: Enables efficient data routing in communication systems, such as routers and switches. 3. Industrial Automation: Facilitates data selection and routing in automated control systems. 4. Consumer Electronics: Integrated into devices like TVs, set-top boxes, and audio/video equipment for signal switching.

Detailed and Complete Alternative Models

1. SN74HCT157: Similar quad 2-input multiplexer IC offered by Texas Instruments.
2. CD74HCT157: Quad 2-input multiplexer IC manufactured by Texas Instruments.
3. 74HC157: Quad 2-input multiplexer IC from NXP Semiconductors.

These alternative models provide similar functionality and can be used as substitutes for the M74HCT157RM13TR in various applications.

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