Encyclopedia Entry: 74ACT163SJ

Product Overview

Category

The 74ACT163SJ belongs to the category of integrated circuits (ICs) and specifically falls under the family of digital counters.

Use

This IC is primarily used for counting and storing binary information in various electronic applications.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Schmitt-trigger inputs for noise immunity
• Synchronous parallel load capability
• Asynchronous reset functionality

Package

The 74ACT163SJ is available in a standard 16-pin plastic dual in-line package (PDIP).

Essence

The essence of the 74ACT163SJ lies in its ability to perform reliable and efficient binary counting operations, making it an essential component in digital systems.

Packaging/Quantity

The IC is typically packaged in tubes or reels, with each tube/reel containing a specific quantity of units. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Supply Voltage Range: 2.0V to 6.0V
• Operating Temperature Range: -40°C to +85°C
• Maximum Clock Frequency: 125 MHz
• Maximum Counting Range: 0 to 15 (4-bit binary)
• Input/Output Logic Levels: TTL-compatible

Detailed Pin Configuration

The 74ACT163SJ features the following pin configuration:

1. CLK (Clock Input)
2. MR (Master Reset Input)
3. CP (Parallel Load Input)
4. D0-D3 (Data Inputs)
5. Q0-Q3 (Outputs)
6. GND (Ground)
7. Q3 (MSB Output)
8. Q2 (Output)
9. Q1 (Output)
10. Q0 (LSB Output)
11. VCC (Positive Power Supply)

Functional Features

• Binary Counting: The IC can count in binary from 0 to 15 based on the clock input.
• Parallel Load: It supports parallel loading of data into the counter, allowing for presetting the initial count value.
• Synchronous Operation: The counting and loading operations are synchronized with the clock signal.
• Asynchronous Reset: The counter can be reset to its initial state asynchronously using the master reset input.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient counting in time-critical applications.
• Low power consumption makes it suitable for battery-powered devices.
• Wide operating voltage range provides flexibility in various electronic systems.
• Schmitt-trigger inputs enhance noise immunity, ensuring reliable performance.

Disadvantages

• Limited counting range (0 to 15) restricts its applicability in certain scenarios requiring larger counters.
• Availability may vary depending on the manufacturer's production and stock.

Working Principles

The 74ACT163SJ operates as a synchronous 4-bit binary counter. It counts up or down based on the rising edge of the clock signal. The counter can be loaded with a preset value using the parallel load input. The master reset input asynchronously resets the counter to its initial state. The outputs represent the current count value in binary format.

Detailed Application Field Plans

The 74ACT163SJ finds extensive use in various digital systems and electronic devices, including but not limited to: - Digital clocks and timers - Frequency dividers - Industrial control systems - Data communication equipment - Microcontrollers and microprocessors - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74ACT163SJ include: - 74HC163 - CD40163 - SN74LS163 - MC14516

These alternatives may have slight variations in specifications and pin configurations, but they serve the same purpose of binary counting in digital systems.

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