CD74HC4514EN

Product Overview

• Category: Integrated Circuit (IC)
• Use: Decoding and demultiplexing
• Characteristics: High-speed CMOS logic, 4-to-16 line decoder/demultiplexer
• Package: DIP (Dual In-line Package) or SOIC (Small Outline Integrated Circuit)
• Essence: Converts binary input into a corresponding output for decoding and demultiplexing purposes
• Packaging/Quantity: Typically sold in reels or tubes containing multiple units

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 20 ns (max)
• Output Current: ±25 mA

Detailed Pin Configuration

The CD74HC4514EN has a total of 24 pins. Here is the detailed pin configuration:

1. A0: Binary input bit 0
2. A1: Binary input bit 1
3. A2: Binary input bit 2
4. A3: Binary input bit 3
5. A4: Binary input bit 4
6. A5: Binary input bit 5
7. A6: Binary input bit 6
8. A7: Binary input bit 7
9. GND: Ground
10. E: Enable input
11. O0: Output 0
12. O1: Output 1
13. O2: Output 2
14. O3: Output 3
15. O4: Output 4
16. O5: Output 5
17. O6: Output 6
18. O7: Output 7
19. O8: Output 8
20. O9: Output 9
21. O10: Output 10
22. O11: Output 11
23. O12: Output 12
24. VCC: Supply voltage

Functional Features

• Converts a 4-bit binary input into a corresponding output for decoding and demultiplexing purposes.
• Can be used to drive various devices such as LEDs, LCDs, or other digital components.
• High-speed CMOS logic allows for efficient operation in digital circuits.
• Enable input (E) allows for easy control of the decoder/demultiplexer functionality.

Advantages and Disadvantages

Advantages: - High-speed operation enables quick response times in digital systems. - Versatile application possibilities due to the ability to drive multiple outputs. - Compact package options (DIP or SOIC) make it suitable for various circuit designs.

Disadvantages: - Limited number of inputs and outputs compared to more advanced decoder/demultiplexer ICs. - May require additional external components for certain applications.

Working Principles

The CD74HC4514EN works by taking a 4-bit binary input and converting it into a corresponding output. The binary input is decoded internally, and the appropriate output line is activated based on the input value. This allows for the selection and control of specific devices or components connected to the outputs.

Detailed Application Field Plans

The CD74HC4514EN can be used in various applications, including:

1. LED Matrix Displays: The decoder/demultiplexer can be used to control individual LEDs in a matrix display, enabling the creation of patterns or characters.
2. Address Decoding: It can be utilized in memory address decoding circuits to select specific memory locations.
3. Data Demultiplexing: The IC can be employed to demultiplex data from a single input line to multiple output lines, enabling efficient data distribution.

Detailed and Complete Alternative Models

1. CD74HC154E: 4-to-16 line decoder/demultiplexer with similar characteristics and pin configuration.
2. SN74LS154N: Another 4-to-16 line decoder/demultiplexer option with different technology (LS-TTL) but compatible functionality.

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