Encyclopedia Entry: 74VMEH22501DGGRE4

Product Information Overview

Category: Integrated Circuit (IC)

Use: The 74VMEH22501DGGRE4 is a high-speed, low-power, dual 1-of-4 decoder/demultiplexer IC. It is commonly used in digital electronics and microprocessor-based systems.

Characteristics: - High-speed operation - Low power consumption - Dual decoder/demultiplexer functionality - Wide operating voltage range - Compact package size

Package: The 74VMEH22501DGGRE4 is available in a small outline integrated circuit (SOIC) package. This package provides excellent thermal performance and ease of handling during assembly.

Essence: This IC serves as a versatile decoder/demultiplexer, allowing users to select one of four outputs based on the input signal. It enables efficient data routing and control in various applications.

Packaging/Quantity: The 74VMEH22501DGGRE4 is typically sold in reels or tubes, with each reel containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: 2.0V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Propagation Delay: 5ns
• Maximum Quiescent Current: 10μA

Detailed Pin Configuration

The 74VMEH22501DGGRE4 has a total of 16 pins, which are assigned specific functions as follows:

1. A0: Input A0 for decoder/demultiplexer selection.
2. A1: Input A1 for decoder/demultiplexer selection.
3. GND: Ground reference for the IC.
4. Y0: Output 0 of the decoder/demultiplexer.
5. Y1: Output 1 of the decoder/demultiplexer.
6. Y2: Output 2 of the decoder/demultiplexer.
7. Y3: Output 3 of the decoder/demultiplexer.
8. VCC: Positive supply voltage input.
9. OE: Output Enable control input.
10. A2: Input A2 for decoder/demultiplexer selection.
11. A3: Input A3 for decoder/demultiplexer selection.
12. NC: No Connection (unused pin).
13. NC: No Connection (unused pin).
14. NC: No Connection (unused pin).
15. NC: No Connection (unused pin).
16. NC: No Connection (unused pin).

Functional Features

The 74VMEH22501DGGRE4 offers the following functional features:

• Dual decoder/demultiplexer operation: Allows selection of one of four outputs based on the input signals.
• High-speed operation: Enables efficient data routing and control in time-critical applications.
• Low power consumption: Helps conserve energy in battery-powered devices.
• Wide operating voltage range: Provides flexibility in various voltage supply scenarios.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing. - Low power consumption helps extend battery life in portable devices. - Compact package size enables space-efficient circuit design. - Wide operating voltage range provides flexibility in different applications.

Disadvantages: - Limited number of output options (four) may not be sufficient for certain complex systems. - Propagation delay of 5ns may introduce timing constraints in highly time-sensitive applications.

Working Principles

The 74VMEH22501DGGRE4 operates based on the principles of digital logic. It uses the input signals (A0, A1, A2, A3) to select one of the four outputs (Y0, Y1, Y2, Y3). The output enable (OE) control input allows users to enable or disable the outputs as needed. The IC's internal circuitry decodes the input signals and routes the selected output accordingly.

Detailed Application Field Plans

The 74VMEH22501DGGRE4 finds applications in various fields, including:

1. Microprocessor-based systems: It can be used for address decoding and data routing in microcontroller and microprocessor systems.
2. Communication systems: It enables efficient signal routing and control in communication devices such as routers and switches.
3. Industrial automation: The IC can be utilized for control signal routing in industrial automation systems, improving overall system efficiency.
4. Automotive electronics: It finds application in automotive control units, enabling effective data routing and control in vehicle systems.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74VMEH22501DGGRE4 include:

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