Overview
The 74LVC257APW/AUJ is a quad 2-input multiplexer integrated circuit produced by NXP USA Inc., now part of Nexperia. This device is designed to handle signal switching in various digital systems, allowing for the selection of one of two input signals to be passed to the output. It is part of the 74LVC family, known for its low-voltage CMOS logic and compatibility with both 3.3 V and 5 V devices.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 16-TSSOP (0.173", 4.40mm Width) |
| Number of Channels | Quad (4 channels) |
| Input Type | 2-input multiplexer |
| Output Type | 3-state output |
| Supply Voltage Range | 1.65 V to 5.5 V |
| Input Voltage Range | Compatible with 3.3 V and 5 V devices |
| Operating Temperature Range | -40°C to +125°C |
| RoHS Status | ROHS3 Compliant |
Key Features
- Quad 2-input multiplexer with 3-state outputs, allowing for four independent multiplexing functions.
- Inputs can be driven from either 3.3 V or 5 V devices, enhancing compatibility in mixed-voltage systems.
- Low-voltage CMOS logic with a supply voltage range of 1.65 V to 5.5 V.
- High impedance when the output is disabled, reducing power consumption and minimizing interference.
- Compact 16-TSSOP package, suitable for space-constrained designs.
Applications
- Digital signal processing and switching in various electronic systems.
- Mixed-voltage systems where compatibility between 3.3 V and 5 V devices is necessary.
- Telecommunications and networking equipment.
- Consumer electronics, such as audio and video devices.
- Industrial control systems and automation.
Q & A
- What is the primary function of the 74LVC257APW/AUJ? The primary function is to act as a quad 2-input multiplexer, allowing the selection of one of two input signals to be passed to the output for each of the four channels.
- What is the package type of the 74LVC257APW/AUJ? The package type is 16-TSSOP (0.173", 4.40mm Width).
- What is the supply voltage range for this device? The supply voltage range is from 1.65 V to 5.5 V.
- Is the 74LVC257APW/AUJ compatible with both 3.3 V and 5 V devices? Yes, it is compatible with both 3.3 V and 5 V devices.
- What is the operating temperature range for this IC? The operating temperature range is from -40°C to +125°C.
- Is the 74LVC257APW/AUJ RoHS compliant? Yes, it is ROHS3 Compliant.
- What are the typical applications of the 74LVC257APW/AUJ? Typical applications include digital signal processing, mixed-voltage systems, telecommunications, consumer electronics, and industrial control systems.
- How many channels does the 74LVC257APW/AUJ have? It has four independent channels.
- What is the output type of the 74LVC257APW/AUJ? The output type is 3-state.
- Why is the 3-state output feature important? The 3-state output feature allows the output to be in a high impedance state when disabled, reducing power consumption and minimizing interference.
