SN74HC158NG4

Overview

The SN74HC158NG4 is a quad 2-input data selector/multiplexer from the Texas Instruments HC logic family. It features four independent multiplexers with inverted outputs and a separate strobe input for control. The device operates within a supply voltage range of 2 V to 6 V and supports an operating temperature range of -40°C to +85°C. Electrical characteristics include a typical propagation delay of 11 ns at 5 V, low power consumption with a maximum ICC of 80 µA, and output drive capabilities up to ±6 mA at 5 V.

Feature Summary

• Contains four independent 2-to-1 data selectors with inverted outputs
• Features a dedicated strobe (G) input for enabling or disabling data selection
• Provides full data selection capability through integrated inverters and drivers
• Supports wide operating voltage ranges suitable for various digital logic interfaces

Applications

• Data routing in digital systems requiring signal selection between two sources
• Address decoding applications utilizing the strobe control functionality
• General-purpose multiplexing tasks in industrial control circuits

Procurement Notes

Verify the specific package type and ordering suffix against current Texas Instruments documentation before procurement. Confirm that the component status aligns with project requirements, as availability may vary. Ensure compliance with RoHS directives and check for any lead finish specifications relevant to assembly processes. Cross-reference the manufacturer part number with authorized distributors to guarantee authenticity and traceability.

Selection Notes

Select this component when a quad 2-input multiplexer with inverted outputs is required. Consider the HC logic family for compatibility with standard CMOS and LSTTL loads. Evaluate the operating temperature range and supply voltage constraints to ensure suitability for the target application environment. Verify pinout compatibility if replacing existing designs.

Part Context

This component belongs to the SN74HC158 series of data selectors manufactured by Texas Instruments. It is part of the broader HC logic family, designed for high-speed CMOS operations. The device integrates multiple multiplexing functions into a single package, offering a compact solution for complex signal routing tasks in electronic systems.

Replacement Considerations

Direct replacements include SN74HC158N and SN74HC158NE4. Verify functional equivalence and pinout compatibility before substitution.