Encyclopedia Entry: 74HCT4514D,652

Product Overview

• Category: Integrated Circuit (IC)
• Use: Decoder/Demultiplexer
• Characteristics: High-speed operation, low power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The 74HCT4514D,652 is a decoder/demultiplexer IC that converts binary input signals into corresponding output lines.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 25 MHz
• Number of Inputs: 24
• Number of Outputs: 16

Detailed Pin Configuration

The 74HCT4514D,652 has a total of 24 pins. The pin configuration is as follows:

1. GND (Ground)
2. A0 (Input A0)
3. A1 (Input A1)
4. A2 (Input A2)
5. A3 (Input A3)
6. A4 (Input A4)
7. A5 (Input A5)
8. A6 (Input A6)
9. A7 (Input A7)
10. A8 (Input A8)
11. A9 (Input A9)
12. A10 (Input A10)
13. A11 (Input A11)
14. A12 (Input A12)
15. A13 (Input A13)
16. A14 (Input A14)
17. A15 (Input A15)
18. E1 (Enable Input 1)
19. E2 (Enable Input 2)
20. E3 (Enable Input 3)
21. E4 (Enable Input 4)
22. Y0 (Output Y0)
23. Y1 (Output Y1)
24. VCC (Supply Voltage)

Functional Features

• Decodes 16 lines of binary input into one of 16 mutually exclusive outputs.
• Can be used as a demultiplexer to route data from one input line to any of the 16 output lines.
• High-speed operation allows for efficient data processing.
• Low power consumption makes it suitable for battery-powered devices.

Advantages and Disadvantages

Advantages: - Compact size due to integration of multiple functions in a single IC. - High-speed operation enables quick data processing. - Low power consumption prolongs battery life in portable devices.

Disadvantages: - Limited number of inputs and outputs restricts its application in complex systems. - Lack of built-in error detection or correction mechanisms.

Working Principles

The 74HCT4514D,652 operates based on the principle of binary decoding. It takes binary input signals and decodes them into corresponding output lines. The enable inputs control which output line is active, allowing for multiplexing or demultiplexing of data.

Detailed Application Field Plans

The 74HCT4514D,652 can be used in various applications, including: 1. Address decoding in microcontrollers and memory systems. 2. Data routing in communication systems. 3. Multiplexing/demultiplexing in digital displays and LED matrices. 4. Control signal generation in industrial automation systems.

Alternative Models

Some alternative models that provide similar functionality to the 74HCT4514D,652 include: - CD4514BE: CMOS version with similar pin configuration and functionality. - SN74LS154N: TTL version with 4-line to 16-line decoder/demultiplexer functionality.

In conclusion, the 74HCT4514D,652 is a versatile decoder/demultiplexer IC that offers high-speed operation and low power consumption. Its compact size and wide range of applications make it a popular choice in various electronic systems.

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