The SN74HC257PW from Texas Instruments is a high-performance, quadruple 2-line to 1-line data selector/multiplexer integrated circuit that is designed to provide efficient data routing for digital systems. This versatile component is part of the HC family, which is well-known for its high-speed CMOS technology.

Key Features:

• Logic Type: Data Selector/Multiplexer
• Number of Circuits: 4
• Independent Circuits: Yes
• Output Type: 3-State
• Supply Voltage Range: 2V to 6V
• Operating Temperature Range: -40°C to +85°C
• Package / Case: TSSOP-16
• Mounting Type: Surface Mount

The SN74HC257PW provides the necessary functionality to select one of two data sources for each output, based on the state of a common select input. Additionally, it features a 3-state output that allows for connection to a bus-oriented system. This functionality makes it particularly useful in multiplexing different data lines in a variety of digital applications, including computers, communication systems, and control systems.

Applications:

• Data routing and multiplexing
• Signal gating
• Function generation
• Bus switching

The SN74HC257PW is designed for a broad range of supply voltages, from 2V to 6V, which makes it suitable for interfacing with both TTL and CMOS logic levels. Its wide operating temperature range ensures reliable performance in diverse environmental conditions.

Encased in a TSSOP-16 package, the SN74HC257PW is optimized for space-saving on PCBs and is suitable for automated surface mount assembly processes. Texas Instruments' commitment to quality and reliability ensures that the SN74HC257PW is a dependable choice for designers looking to implement data selection and multiplexing functions in their digital systems.