74LCXH245MTCX

Overview

The Fairchild Semiconductor 74LCXH245MTCX is an octal bus transceiver belonging to the LCXH series. It features eight bidirectional data paths with three-state outputs, designed for low-voltage (3.3V) applications while maintaining compatibility with 5V systems through tolerant inputs and outputs. The device utilizes advanced CMOS technology to achieve high-speed operation alongside low power dissipation. It is housed in a 20-pin TSSOP package.

Feature Summary

• Provides eight bidirectional data transmission channels
• Features three-state outputs for bus line management
• Supports 5V tolerant inputs and outputs for mixed-voltage interfacing

Applications

• Memory mapping
• Clock drivers
• Bus-oriented architectures

Procurement Notes

Verify the specific manufacturer source, as Fairchild Semiconductor's logic assets were acquired by ON Semiconductor. Ensure the part number matches current ON Semiconductor production records or legacy Fairchild stock availability. Confirm RoHS compliance status and moisture sensitivity level requirements for your assembly process before procurement.

Selection Notes

Select this component when designing systems requiring interface between 3.3V logic and 5V environments. The LCXH series offers improved performance over standard LCX devices. Verify that the 20-pin TSSOP package dimensions fit the target PCB layout constraints and thermal requirements of the application design.

Part Context

This component is part of the broader 74LCXH family of low-voltage CMOS logic devices. These parts are engineered for portable and battery-operated equipment due to their wide operating voltage range and low power consumption. The LCXH series represents an evolution in speed and drive capability within the low-voltage logic portfolio.