CD74ACT283E

Product Overview

• Category: Integrated Circuit (IC)
• Use: Arithmetic Logic Unit (ALU)
• Characteristics: High-speed, low-power consumption
• Package: 16-pin DIP (Dual In-line Package)
• Essence: Performs arithmetic and logic operations on binary numbers
• Packaging/Quantity: Available in reels or tubes, quantity varies based on supplier

Specifications

• Technology: Advanced CMOS (Complementary Metal-Oxide-Semiconductor)
• Supply Voltage: 2V to 6V
• Operating Temperature: -40°C to +85°C
• Propagation Delay: 5 ns (typical)
• Input/Output Compatibility: TTL (Transistor-Transistor Logic) compatible

Detailed Pin Configuration

The CD74ACT283E has a 16-pin DIP package with the following pin configuration:

1. A0: Input A0 for binary addition
2. A1: Input A1 for binary addition
3. B0: Input B0 for binary addition
4. B1: Input B1 for binary addition
5. C0: Carry-in input for binary addition
6. S0: Sum output bit 0
7. S1: Sum output bit 1
8. GND: Ground (0V reference)
9. S2: Sum output bit 2
10. S3: Sum output bit 3
11. C4: Carry-out output
12. LT: Less Than output
13. EQ: Equal To output
14. GT: Greater Than output
15. VCC: Positive power supply
16. CARRY: Carry output

Functional Features

• Performs 4-bit binary addition with carry input and carry output
• Generates sum outputs and comparison outputs (Less Than, Equal To, Greater Than)
• High-speed operation allows for efficient arithmetic calculations
• Low-power consumption makes it suitable for battery-powered devices
• TTL compatibility ensures easy integration with other logic circuits

Advantages and Disadvantages

Advantages: - High-speed operation enables quick arithmetic calculations - Low-power consumption prolongs battery life in portable devices - TTL compatibility simplifies integration with other logic circuits

Disadvantages: - Limited to 4-bit binary addition, not suitable for larger calculations - Requires external carry input and generates carry output, adding complexity to circuit design

Working Principles

The CD74ACT283E is an Arithmetic Logic Unit (ALU) that performs 4-bit binary addition. It takes two 4-bit inputs (A and B), along with a carry-in input (C0), and produces a 4-bit sum output (S) and a carry-out output (C4). Additionally, it generates comparison outputs (LT, EQ, GT) based on the relationship between A and B.

The ALU operates using advanced CMOS technology, which provides high-speed performance while consuming low power. The inputs and outputs are TTL compatible, allowing for seamless integration with other logic circuits.

Detailed Application Field Plans

The CD74ACT283E is commonly used in various applications that require 4-bit binary addition and comparison operations. Some of the typical application fields include:

1. Microcontrollers: Used in microcontroller designs to perform arithmetic calculations and comparisons.
2. Digital Signal Processing: Employed in digital signal processing systems for mathematical operations.
3. Computer Architecture: Integrated into computer architecture for basic arithmetic functions.
4. Calculator Circuits: Utilized in calculator circuits to enable addition and comparison operations.
5. Data Processing Systems: Incorporated into data processing systems for efficient data manipulation.

Detailed and Complete Alternative Models

1. SN74LS283: Similar 4-bit binary adder with carry input and output, TTL compatible.
2. CD74HC283: 4-bit high-speed CMOS binary adder with carry input and output.
3. MC14581B: 4-bit arithmetic logic unit with additional logic functions.

These alternative models provide similar functionality to the CD74ACT283E and can be considered as alternatives based on specific requirements.

In conclusion, the CD74ACT283E is a 4-bit binary adder and comparator IC that offers high-speed operation, low-power consumption, and TTL compatibility. It finds applications in microcontrollers, digital signal processing, computer architecture, calculator circuits, and data processing systems. Alternative models such as SN74LS283, CD74HC283, and MC14581B offer similar functionality for different design considerations.