Encyclopedia Entry: 74VHC4051WMX

Product Overview

Category

The 74VHC4051WMX belongs to the category of integrated circuits (ICs) and specifically falls under the group of analog multiplexers/demultiplexers.

Use

This IC is commonly used for signal routing and selection in various electronic applications. It allows multiple input signals to be directed to a single output or vice versa.

Characteristics

• Low power consumption
• High-speed operation
• Wide operating voltage range
• Compatibility with both digital and analog signals

Package

The 74VHC4051WMX is available in a small outline package (SOIC) with a total of 16 pins.

Essence

The essence of the 74VHC4051WMX lies in its ability to efficiently handle signal routing and selection tasks, providing flexibility and convenience in electronic circuit designs.

Packaging/Quantity

This IC is typically packaged in reels or tubes, with each reel containing a quantity of 2500 units.

Specifications

• Supply Voltage Range: 2.0V to 5.5V
• On-State Resistance: 125Ω (typical)
• Number of Channels: 8
• Input Signal Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74VHC4051WMX features 16 pins, which are assigned specific functions as follows:

1. S0: Channel Select Input 0
2. S1: Channel Select Input 1
3. S2: Channel Select Input 2
4. E: Enable Input
5. Z: Common Output/Input
6. D0: Analog/Digital Input/Output 0
7. D1: Analog/Digital Input/Output 1
8. D2: Analog/Digital Input/Output 2
9. D3: Analog/Digital Input/Output 3
10. D4: Analog/Digital Input/Output 4
11. D5: Analog/Digital Input/Output 5
12. D6: Analog/Digital Input/Output 6
13. D7: Analog/Digital Input/Output 7
14. VCC: Positive Power Supply
15. GND: Ground
16. NC: Not Connected

Functional Features

• Bidirectional signal routing
• Low on-state resistance for minimal signal loss
• Wide operating voltage range allows compatibility with various systems
• Fast switching speed for efficient signal selection
• Enable input for power-saving operation when not in use

Advantages and Disadvantages

Advantages

• Versatile functionality for signal routing and selection applications
• Low power consumption
• High-speed operation
• Compatibility with both digital and analog signals

Disadvantages

• Limited number of channels (8)
• Relatively small package size may require additional space considerations in circuit designs

Working Principles

The 74VHC4051WMX operates based on the principle of analog multiplexing/demultiplexing. It utilizes a combination of channel select inputs (S0, S1, S2) to determine the desired input/output connection. The enable input (E) controls the overall operation of the IC, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The 74VHC4051WMX finds extensive application in various electronic systems, including but not limited to:

1. Audio/video equipment
2. Communication systems
3. Data acquisition systems
4. Industrial automation
5. Test and measurement instruments

Detailed and Complete Alternative Models

1. CD4051B: Similar analog multiplexer/demultiplexer IC with 8 channels, available in different package options.
2. ADG508F: Analog multiplexer/demultiplexer IC with 8 channels and enhanced features for precision applications.
3. SN74HC4051: High-speed analog multiplexer/demultiplexer IC with 8 channels, compatible with a wide range of supply voltages.

These alternative models offer similar functionality to the 74VHC4051WMX and can be considered as suitable replacements depending on specific requirements.

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