Texas Instruments

SN74HC257DR

SN74HC257DR Description

The SN74HC257DR is a high-performance 4 x 2:1 multiplexer from Texas Instruments, designed to meet the demanding requirements of modern electronic systems. This device is part of the 74HC series and offers a wide range of features that make it ideal for various applications. With a single supply voltage range of 2V to 6V, the SN74HC257DR provides reliable performance in a wide range of operating conditions. The device is RoHS3 compliant and REACH unaffected, ensuring environmental compliance and long-term availability.

SN74HC257DR Features

• Technical Specifications:

  • Series: 74HC
  • Type: Multiplexer
  • Circuit: 4 x 2:1
  • Voltage - Supply: 2V ~ 6V
  • Current - Output High, Low: 7.8mA, 7.8mA
  • Moisture Sensitivity Level (MSL): 1 (Unlimited)
  • ECCN: EAR99
  • HTSUS: 8542.39.0001
  • REACH Status: REACH Unaffected
  • RoHS Status: RoHS3 Compliant

• Performance Benefits:

  • Independent Circuits: 1
  • Mounting Type: Surface Mount
  • Voltage Supply Source: Single Supply
  • Product Status: Active
  • Package: Tape & Reel (TR)

• Unique Features and Advantages:

  • The SN74HC257DR offers a compact 16SOIC package, making it suitable for space-constrained applications.
  • The device's wide supply voltage range allows for flexibility in power management and compatibility with various power sources.
  • The single-supply operation simplifies the design and reduces the number of components required, leading to cost savings and improved reliability.

SN74HC257DR Applications

The SN74HC257DR is ideal for a variety of applications where signal selection and routing are required. Some specific use cases include:

1. Data Communication Systems: The SN74HC257DR can be used to select and route signals in data communication systems, such as routers and switches, to ensure efficient data transmission.
2. Automotive Electronics: In automotive applications, the device can be used to multiplex sensor signals for processing by a central control unit, reducing wiring complexity and improving reliability.
3. Industrial Control Systems: The SN74HC257DR can be employed in industrial control systems to select and route signals from various sensors and actuators, enabling efficient monitoring and control of industrial processes.
4. Consumer Electronics: In consumer electronics, the device can be used to multiplex audio or video signals for processing by a central processor, improving signal integrity and reducing interference.

Conclusion of SN74HC257DR

The SN74HC257DR from Texas Instruments is a versatile and reliable 4 x 2:1 multiplexer that offers a wide range of features and benefits for various applications. Its compact package, wide supply voltage range, and single-supply operation make it an ideal choice for space-constrained and cost-sensitive designs. With its unique features and advantages, the SN74HC257DR is a valuable addition to any electronic system requiring signal selection and routing capabilities.