74LCX162244MEA

Overview

The onsemi 74LCX162244MEA is a low-voltage 16-bit buffer and line driver featuring three-state outputs. It operates within a supply voltage range of 2.3V to 3.6V and incorporates 5V tolerant inputs and outputs, enabling safe interfacing with 5V systems. The device utilizes patented noise and EMI reduction circuitry to minimize signal interference. It supports live insertion and withdrawal applications through power-down high-impedance states. Key electrical specifications include a maximum propagation delay of 4.5 ns and a maximum quiescent current of 10 µA.

Feature Summary

• Provides sixteen non-inverting buffers with three-state outputs for memory, address, or clock driving.
• Features 5V tolerant inputs and outputs for compatibility with mixed-voltage systems.
• Incorporates patented noise and EMI reduction circuitry for signal integrity.
• Supports live insertion and withdrawal via power-down high-impedance states.

Applications

• Memory and address bus drivers
• Clock distribution networks
• Bus-oriented transmitter/receiver circuits

Procurement Notes

Verify the specific suffix 'MEA' against official onsemi documentation to confirm package type and tape-and-reel specifications. Ensure the component matches the required operating temperature range and voltage tolerances for your target application. Cross-reference the manufacturer part number with authorized distributors to confirm authenticity and availability status before procurement.

Selection Notes

Select this component when designing low-voltage digital systems requiring 16-bit buffering with 5V tolerance. It is suitable for applications demanding low power consumption and reduced electromagnetic interference. Consider its three-state capability for bus sharing requirements. Verify that the 2.3V minimum supply voltage aligns with your system's power rails.

Part Context

This device belongs to the LCX logic family, designed for low-voltage CMOS applications. It serves as a high-speed buffer solution for modern digital interfaces. The 16-bit configuration allows for parallel data handling in compact packages. It is engineered to meet stringent EMI standards while maintaining fast switching speeds.

Replacement Considerations

Check for pin-compatible alternatives such as the 74LCX16244G from ON Semiconductor or equivalent parts from National Semiconductor. Ensure functional equivalence regarding voltage tolerance, drive strength, and propagation delay when substituting.