Encyclopedia Entry: 74ACT1284SCX

Product Overview

Category

The 74ACT1284SCX belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for various applications, including data processing, signal amplification, and logic operations.

Characteristics

• High-speed operation: The 74ACT1284SCX is designed to operate at high speeds, making it suitable for time-critical applications.
• Low power consumption: This IC is energy-efficient, ensuring minimal power consumption during operation.
• Wide voltage range: It can operate within a wide voltage range, providing flexibility in different electronic systems.
• Compact package: The 74ACT1284SCX is available in a compact surface mount package, allowing for easy integration into circuit boards.

Package and Quantity

The 74ACT1284SCX is typically packaged in a small outline integrated circuit (SOIC) package. It is commonly available in reels or tubes containing multiple units, depending on the supplier and customer requirements.

Essence

The essence of the 74ACT1284SCX lies in its ability to process and manipulate digital signals efficiently, contributing to the overall functionality of electronic devices.

Specifications

• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Logic Family: ACT
• Number of Pins: 16
• Input/Output Type: Tri-State
• Logic Function: 8-bit addressable latch with output enable

Detailed Pin Configuration

1. GND (Ground)
2. D0 (Data Input 0)
3. D1 (Data Input 1)
4. D2 (Data Input 2)
5. D3 (Data Input 3)
6. D4 (Data Input 4)
7. D5 (Data Input 5)
8. D6 (Data Input 6)
9. D7 (Data Input 7)
10. OE (Output Enable)
11. LE (Latch Enable)
12. CLK (Clock Input)
13. Q0 (Output 0)
14. Q1 (Output 1)
15. Q2 (Output 2)
16. VCC (Supply Voltage)

Functional Features

The 74ACT1284SCX offers the following functional features:

• Addressable latch: It can store and hold data based on the input address.
• Output enable: The output can be enabled or disabled using the output enable pin.
• Latch enable: The latch can be enabled or disabled using the latch enable pin.
• Clock input: The clock signal synchronizes the data transfer within the latch.

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data processing.
• Low power consumption contributes to energy efficiency.
• Wide voltage range enables compatibility with various electronic systems.
• Compact package facilitates easy integration into circuit boards.

Disadvantages

• Limited number of addressable latches (8-bit).
• Requires external clock signal for proper operation.

Working Principles

The 74ACT1284SCX operates based on the principles of digital logic circuits. When the latch enable (LE) signal is active, the data inputs (D0-D7) are stored in the latch. The stored data can be accessed through the output pins (Q0-Q2) when the output enable (OE) signal is active. The clock input (CLK) synchronizes the data transfer within the latch.

Detailed Application Field Plans

The 74ACT1284SCX finds applications in various fields, including but not limited to: - Microprocessor-based systems - Data communication devices - Industrial automation - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• 74ACT1284SC: Similar to 74ACT1284SCX, but available in a different package (DIP).
• 74HC1284: A compatible alternative from the HC logic family.
• 74LS1284: A lower-speed alternative from the LS logic family.

These alternative models offer similar functionality and can be used as replacements depending on specific requirements.

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