CD74HC4351M

Product Overview

Category

CD74HC4351M belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for analog multiplexing and demultiplexing applications.

Characteristics

• CD74HC4351M is a high-speed CMOS device.
• It operates at a voltage range of 2V to 6V.
• The IC has low power consumption.
• It offers a wide operating temperature range.
• CD74HC4351M provides low crosstalk and high noise immunity.

Package

The CD74HC4351M is available in a standard 16-pin SOIC (Small Outline Integrated Circuit) package.

Essence

The essence of CD74HC4351M lies in its ability to efficiently multiplex and demultiplex analog signals.

Packaging/Quantity

The CD74HC4351M is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: 2V to 6V
• Logic Family: HC
• Number of Channels: 8
• On-State Resistance: 70Ω (typical)
• Operating Temperature Range: -40°C to +85°C
• Input Capacitance: 3pF (typical)
• Output Capacitance: 6pF (typical)

Detailed Pin Configuration

The CD74HC4351M has a total of 16 pins. The pin configuration is as follows:

1. S0 - Channel Selection Input
2. S1 - Channel Selection Input
3. S2 - Channel Selection Input
4. E - Enable Input
5. I/O GND - Ground for Analog Inputs/Outputs
6. INH - Inhibit Input
7. VEE - Negative Supply Voltage
8. VCC - Positive Supply Voltage
9. Z - Common Output/Input
10. Y0 - Multiplexer Output
11. Y1 - Multiplexer Output
12. Y2 - Multiplexer Output
13. Y3 - Multiplexer Output
14. Y4 - Multiplexer Output
15. Y5 - Multiplexer Output
16. Y6 - Multiplexer Output

Functional Features

• CD74HC4351M is an 8-channel analog multiplexer/demultiplexer.
• It allows the selection of one of the eight input channels to be routed to a common output.
• The IC can also function as a bidirectional switch, enabling signal routing in both directions.

Advantages and Disadvantages

Advantages

• High-speed operation
• Low power consumption
• Wide operating temperature range
• Low crosstalk and high noise immunity

Disadvantages

• Limited number of channels (8)
• Requires external control signals for channel selection

Working Principles

CD74HC4351M operates based on the principle of analog multiplexing and demultiplexing. It uses internal switches controlled by the input signals S0, S1, and S2 to select the desired channel. The selected channel's input is then connected to the common output pin Y.

Detailed Application Field Plans

CD74HC4351M finds applications in various fields, including:

1. Audio and Video Signal Routing: The IC can be used to switch between different audio or video sources in multimedia systems.
2. Data Acquisition Systems: It enables the selection of specific analog input channels in data acquisition systems.
3. Instrumentation: CD74HC4351M can be utilized in test and measurement equipment for signal routing purposes.
4. Communication Systems: It can be employed in communication systems for channel switching and signal routing.

Detailed and Complete Alternative Models

Some alternative models to CD74HC4351M that serve similar purposes are:

1. CD4051B: 8-channel analog multiplexer/demultiplexer IC.
2. ADG508F: CMOS analog multiplexer/demultiplexer with 8 channels.
3. MAX4617: Low-voltage, single-supply analog multiplexer/demultiplexer with 8 channels.

These alternative models offer comparable functionality and can be considered as substitutes for CD74HC4351M.

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