CD74HCT258E

Overview

The CD74HCT258E is a high-speed CMOS multiplexer/demultiplexer manufactured by Texas Instruments. It operates within a supply voltage range of 4.5 V to 5.5 V and features HCT logic compatibility for direct TTL interfacing. The device supports through-hole mounting in a standard package configuration.

Feature Summary

• Provides multiplexing and demultiplexing functionality within a single integrated circuit
• Features high-speed CMOS technology compatible with HCT logic families
• Supports direct interface with TTL logic devices

Applications

• Data routing in digital systems
• Signal selection circuits
• Multiplexed data transmission paths

Procurement Notes

Verify the specific manufacturer designation, as the component may be listed under original designator Thomson Consumer Electronics or current manufacturer Texas Instruments. Confirm the package type and pinout match the required PCB layout. Ensure the logic family (HCT) aligns with system voltage levels. Check datasheet revisions for any functional updates.

Selection Notes

Select this component when bidirectional signal routing between multiple sources and a common destination is required. The HCT series ensures compatibility with 5V TTL logic inputs. Verify that the operating temperature range meets environmental requirements. Consider package availability if surface mount alternatives are not suitable for the assembly process.

Part Context

This part belongs to the CD74HCT series of logic integrated circuits. It shares the HCT logic family characteristics with other components like the CD74HCT14 and CD74HCT86. The series is designed for high-speed operation with low power consumption, suitable for general-purpose digital applications requiring reliable signal switching.