CD74HCT283MTE4

Overview

• Category: Integrated Circuit
• Use: Arithmetic Logic Unit (ALU)
• Characteristics: High-speed, low-power consumption
• Package: TSSOP-20
• Essence: 4-bit binary full adder
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 9 ns (typical)
• Power Dissipation: 20mW (typical)

Pin Configuration

The CD74HCT283MTE4 has a total of 20 pins. The pin configuration is as follows:

1. A3
2. B3
3. C0
4. C4
5. GND
6. S0
7. S3
8. B2
9. B1
10. B0
11. A2
12. A1
13. A0
14. CIN
15. COUT
16. SUM
17. S1
18. S2
19. VCC
20. NC

Functional Features

• Performs addition of two 4-bit binary numbers
• Generates the sum output and carry-out
• Supports cascading for larger bit additions
• High-speed operation with minimal power consumption
• Schmitt-trigger inputs for noise immunity

Advantages

• Compact size and high integration
• Low power consumption
• Wide operating voltage range
• Fast propagation delay for quick calculations
• Noise-immune inputs for reliable performance

Disadvantages

• Limited to 4-bit addition only
• Not suitable for complex arithmetic operations
• Requires external circuitry for carry-in and carry-out

Working Principles

The CD74HCT283MTE4 is a 4-bit binary full adder integrated circuit. It performs addition of two 4-bit binary numbers, generating the sum output and carry-out. The inputs A3-A0 and B3-B0 represent the binary numbers to be added, while the CIN input allows for cascading multiple adders. The SUM output provides the result of the addition, and the COUT output indicates if there is a carry-out from the most significant bit.

The circuit operates by utilizing logic gates and flip-flops to perform the binary addition. Each stage of the adder calculates the sum and carry-out based on the inputs and the carry-in from the previous stage. The carry-out from one stage becomes the carry-in for the next stage, allowing for cascading of multiple adders to perform larger bit additions.

Detailed Application Field Plans

The CD74HCT283MTE4 is commonly used in various applications that require 4-bit binary addition. Some of the specific application fields include:

1. Microcontrollers: Used in microcontroller designs to perform arithmetic operations efficiently.
2. Digital Signal Processing: Employed in digital signal processing algorithms that involve binary addition.
3. Computer Arithmetic Units: Integrated into computer arithmetic units for performing basic arithmetic calculations.
4. Data Encryption: Utilized in cryptographic algorithms that involve binary addition operations.
5. Communication Systems: Incorporated in communication systems for error detection and correction.

Detailed and Complete Alternative Models

1. SN74LS283: Similar 4-bit binary full adder with different package options.
2. CD74HC283: High-speed CMOS version of the 4-bit binary full adder.
3. 74F283: Fast TTL version of the 4-bit binary full adder.

These alternative models provide similar functionality and can be used as substitutes for the CD74HCT283MTE4 in various applications.

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