SN74LS258D

Signal Switches, Multiplexers, Decoders Texas Instruments SN74LS258D Overview

The SN74LS258D by Texas Instruments is a quintessential component in the realm of digital logic hardware, belonging to the robust LS (Low-power Schottky) series. This multiplexer unit excels in managing digital signals, offering precise control and flexibility essential for complex electronic systems. Designed to operate within the TTL (Transistor-Transistor Logic) family, the SN74LS258D is adept at selecting between different data sources and directing the input to a single output line, making it indispensable in high-performance environments where decision-making and data routing are critical. The integration of this multiplexer into your circuit design ensures reliability and efficiency, adhering to the high standards set by Texas Instruments for performance and durability.

SN74LS258D Features

The SN74LS258D is equipped with several features that make it highly advantageous for use in digital circuits. Key features include:

• Dual 1-of-4 data selectors/multiplexers, providing versatile switching capabilities.
• Standard TTL logic levels, ensuring compatibility with a wide range of digital systems.
• A typical power dissipation of 19 mW and a low power consumption design, contributing to energy-efficient operation.
• Output drive capability compatible with LS TTL outputs, allowing for seamless integration into existing setups.
• Multiple package options and operational stability over a broad temperature range (-55°C to 125°C), suitable for various application conditions.

SN74LS258D Applications

• Data Routing Systems: Ideal for directing data flows efficiently in telecommunications equipment, where multiple input streams need to be managed and directed to specified outputs.
• Control System Logic: Used in control systems for industrial automation to select and transmit control signals based on situational requirements.
• Computer Peripheral Multiplexing: Facilitates the sharing of peripherals in computer systems, reducing the need for multiple interfaces and simplifying system complexity.
• Memory Management Units: Critical in memory selection circuits, helping to route data from the processor to different memory banks based on demand.
• Signal Gating: Helps in audio and video broadcasting equipment by selecting and gating different signal sources to streamline processing and output.