74LVQ244SC

Overview

The onsemi 74LVQ244SC is a low voltage octal buffer and line driver featuring three-state outputs. It operates within a supply voltage range of 2.0V to 3.6V and supports an operating temperature from -40°C to +85°C. The device provides non-inverting logic with propagation delays ranging from 2.0ns to 14.0ns depending on load and voltage conditions. It utilizes CMOS technology in a 20-lead SOIC package.

Feature Summary

• Implements patented EMI reduction circuitry for signal integrity
• Guarantees simultaneous switching noise level and dynamic threshold performance
• Provides improved latch-up immunity for robust operation

Applications

• Memory address drivers
• Clock drivers
• Bus oriented transmitters or receivers

Procurement Notes

Verify the specific ordering code suffix against the manufacturer's documentation to confirm the exact package type, as the base part number corresponds to multiple physical packages including SOIC JEDEC, SOIC EIAJ, and QSOP. Ensure the component meets the required environmental specifications for the intended application environment before finalizing procurement.

Selection Notes

Select this component for applications requiring low power consumption and low noise characteristics in 3.3V systems. Consider its high drive capability and guaranteed incident wave switching performance when driving transmission lines. Evaluate the package options based on board density requirements and available footprint constraints.

Part Context

This component belongs to the LVQ series of low voltage logic devices designed for improved PC board density. It serves as a buffer and line driver suitable for bus-oriented applications where signal integrity and noise reduction are critical design parameters.

Replacement Considerations

Check datasheets for functional equivalents such as the 74LVX244 or 74ACT244, ensuring voltage compatibility and pinout alignment. Verify that any substitute maintains the required three-state output functionality and meets the specific EMI and latch-up immunity standards.