Overview
The 74LVC157AD,118 is a quad 2-input multiplexer integrated circuit produced by NXP Semiconductors. This device is part of the 74LVC family, known for its low-voltage CMOS logic and high bandwidth. It features select (S) and enable (E) inputs, allowing for the selection of data sources based on the logic levels applied to these inputs. A HIGH on the select input (S) selects data source 1, while a LOW selects data source 0. This multiplexer is designed for use in a variety of digital systems where data routing and selection are necessary.
Key Specifications
| Parameter | Value |
|---|---|
| Function | Quad 2-input Multiplexer |
| Package Type | 16-SO (Small Outline) |
| Operating Voltage | 1.65 V to 3.6 V |
| Input Voltage | -0.5 V to VCC + 0.5 V |
| Output Voltage | -0.5 V to VCC + 0.5 V |
| Propagation Delay | Typically 2.5 ns (at VCC = 3.3 V) |
| Enable Input | Active LOW |
| Select Input | High selects data source 1, Low selects data source 0 |
| Temperature Range | -40°C to +125°C |
Key Features
- Low-delay and high-bandwidth operation, making it suitable for high-speed applications.
- Small footprint, offering up to 60% space saving over equivalent leaded packages.
- Low power consumption, compatible with low-voltage CMOS logic.
- Integrated charge pump for enhanced performance.
- Active LOW enable input for easy integration into larger digital circuits.
Applications
The 74LVC157AD,118 is versatile and can be used in a wide range of digital systems. Some common applications include:
- Data routing and selection in communication systems.
- Signal processing and conditioning in audio and video systems.
- Control logic in industrial automation and embedded systems.
- High-speed data transmission and reception in networking equipment.
Q & A
- What is the primary function of the 74LVC157AD,118? The primary function is to act as a quad 2-input multiplexer, allowing the selection of data sources based on the select and enable inputs.
- What is the operating voltage range of the 74LVC157AD,118? The operating voltage range is from 1.65 V to 3.6 V.
- What is the typical propagation delay of the 74LVC157AD,118? The typical propagation delay is 2.5 ns at VCC = 3.3 V.
- How does the select input work? A HIGH on the select input (S) selects data source 1, while a LOW selects data source 0.
- What is the temperature range for the 74LVC157AD,118? The temperature range is from -40°C to +125°C.
- What package type is the 74LVC157AD,118 available in? It is available in a 16-SO (Small Outline) package.
- Is the 74LVC157AD,118 suitable for high-speed applications? Yes, it is designed for high-speed applications due to its low-delay and high-bandwidth operation.
- How does the enable input work? The enable input is active LOW, meaning the device is enabled when the enable input is LOW.
- What are some common applications of the 74LVC157AD,118? Common applications include data routing, signal processing, control logic in industrial automation, and high-speed data transmission.
- Where can I purchase the 74LVC157AD,118? The component can be purchased through various distributors such as Digi-Key, Mouser, and Nexperia’s official sales channels.
