Overview
The 74AHC257PW,118 is a quad 2-input multiplexer with 3-state outputs, produced by Nexperia (formerly part of NXP Semiconductors). This integrated circuit is designed to handle multiple input signals and select one of them to be output, making it a versatile component in digital circuit design. The device is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package) and is known for its high-speed operation and low power consumption.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 16-TSSOP |
| Number of Channels | 4 |
| Input Type | 2-input multiplexer |
| Output Type | 3-state outputs |
| Operating Voltage | 2V to 5.5V |
| Current Consumption | Up to 8mA |
| Overvoltage Tolerance | Yes |
| RoHS Compliance | Yes |
Key Features
The 74AHC257PW,118 features several key attributes that make it suitable for a wide range of applications:
- High-Speed Operation: The device operates at high speeds, making it suitable for applications requiring fast signal switching.
- Low Power Consumption: It consumes low power, which is beneficial for battery-powered devices and energy-efficient designs.
- Overvoltage Tolerance: The inputs are overvoltage tolerant, allowing the device to handle input voltages beyond the recommended operating range without damage.
- 3-State Outputs: The outputs can be set to a high-impedance state, which is useful for bus-oriented applications.
Applications
The 74AHC257PW,118 is versatile and can be used in various applications, including:
- Digital Signal Processing: For selecting and routing digital signals in complex systems.
- Bus Systems: In bus-oriented architectures where multiple devices need to share a common signal path.
- Embedded Systems: In microcontroller and microprocessor-based systems for managing multiple input signals.
- Communication Equipment: For signal routing and selection in communication devices.
Q & A
- What is the package type of the 74AHC257PW,118?
The 74AHC257PW,118 is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package). - How many channels does the 74AHC257PW,118 have?
The device has 4 channels, each acting as a 2-input multiplexer. - What is the operating voltage range of the 74AHC257PW,118?
The operating voltage range is from 2V to 5.5V. - Is the 74AHC257PW,118 overvoltage tolerant?
Yes, the inputs of the 74AHC257PW,118 are overvoltage tolerant. - What is the current consumption of the 74AHC257PW,118?
The current consumption is up to 8mA. - Is the 74AHC257PW,118 RoHS compliant?
Yes, the 74AHC257PW,118 is RoHS compliant. - What are the typical applications of the 74AHC257PW,118?
The device is typically used in digital signal processing, bus systems, embedded systems, and communication equipment. - What is the significance of the 3-state outputs in the 74AHC257PW,118?
The 3-state outputs allow the device to set the outputs to a high-impedance state, which is useful for bus-oriented applications. - Can the 74AHC257PW,118 be used in high-speed applications?
Yes, the 74AHC257PW,118 is designed for high-speed operation. - Who is the manufacturer of the 74AHC257PW,118?
The 74AHC257PW,118 is produced by Nexperia (formerly part of NXP Semiconductors).
