Encyclopedia Entry: 74CBTLV3857DBQRE4

Product Overview

Category

The 74CBTLV3857DBQRE4 belongs to the category of integrated circuits (ICs) and specifically falls under the family of multiplexers/demultiplexers.

Use

This product is primarily used for signal routing and switching applications in electronic devices. It enables the selection and connection of multiple input signals to a single output or vice versa.

Characteristics

• Low voltage operation: The 74CBTLV3857DBQRE4 operates at low voltages, typically between 1.65V and 3.6V, making it suitable for use in battery-powered devices.
• High-speed switching: It offers fast switching times, allowing for efficient signal routing in time-critical applications.
• Low power consumption: This IC is designed to consume minimal power, contributing to energy efficiency in electronic systems.
• Wide temperature range: The 74CBTLV3857DBQRE4 can operate reliably across a wide temperature range, making it suitable for various environments.
• Small package size: It is available in a compact package, enabling space-saving integration into electronic circuitry.

Package and Quantity

The 74CBTLV3857DBQRE4 is typically packaged in a small outline integrated circuit (SOIC) package. Each package contains one unit of the IC.

Specifications

• Number of Channels: 8
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• On-State Resistance: 5Ω (typical)
• Operating Voltage Range: 1.65V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOIC-16

Detailed Pin Configuration

The 74CBTLV3857DBQRE4 has a total of 16 pins, which are assigned specific functions as follows:

1. Channel 0 Input/Output
2. Channel 1 Input/Output
3. Channel 2 Input/Output
4. Channel 3 Input/Output
5. Channel 4 Input/Output
6. Channel 5 Input/Output
7. Channel 6 Input/Output
8. Channel 7 Input/Output
9. Enable Pin (Active Low)
10. VCC (Positive Power Supply)
11. Ground
12. Channel Select Input A
13. Channel Select Input B
14. Channel Select Input C
15. Channel Select Input D
16. Channel Select Input E

Functional Features

• Signal Multiplexing: The 74CBTLV3857DBQRE4 allows the selection and routing of one of the eight input channels to the output channel based on the control inputs.
• Bidirectional Operation: It supports bidirectional signal flow, enabling both input and output functionality.
• Low On-State Resistance: The IC exhibits low resistance when in the on-state, minimizing signal attenuation and ensuring efficient signal transmission.

Advantages and Disadvantages

Advantages

• Low voltage operation makes it suitable for battery-powered devices.
• Fast switching times enable time-critical applications.
• Low power consumption contributes to energy efficiency.
• Wide temperature range ensures reliable operation in various environments.
• Compact package size facilitates space-saving integration.

Disadvantages

• Limited number of channels compared to some other multiplexer/demultiplexer ICs.
• Higher on-state resistance compared to specialized high-performance alternatives.

Working Principles

The 74CBTLV3857DBQRE4 operates based on the principle of digital logic control. The control inputs determine which input channel is connected to the output channel. When the appropriate control inputs are activated, the IC switches the corresponding channel on, allowing the signal to pass through from input to output.

Detailed Application Field Plans

The 74CBTLV3857DBQRE4 finds applications in various electronic systems, including but not limited to: - Data communication equipment - Test and measurement instruments - Audio/video systems - Mobile devices - Industrial automation

Alternative Models

For users seeking alternative options, the following multiplexer/demultiplexer ICs can be considered: - 74HC4051: A popular CMOS analog multiplexer/demultiplexer with 8 channels. - CD4051B: An analog multiplexer/demultiplexer IC with 8 channels, suitable for low-voltage applications. - SN74LVC1G3157: A single-channel analog switch with low on-state resistance and wide voltage range.

These alternatives offer similar functionality and can be used as substitutes depending on specific requirements.

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