74FCT3244AQG

Buffers, Drivers, Receivers, Transceivers Overview

The 74FCT3244AQG is a 3.3V octal buffer and line driver manufactured by Renesas Electronics. It features eight non-inverting inputs and outputs with three-state capability, housed in a 20-pin QSOP package. The device operates within a supply voltage range of 2.7V to 3.6V. Key electrical parameters include a high-level output current of -8 mA and a low-level output current of 24 mA. Static current is specified at 100 nA, with an operating supply current of 1.2 mA. Propagation delay is typically 1.5 ns. The component supports industrial temperature ranges from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides high-speed, low-power buffering for memory data and address lines using advanced dual metal CMOS technology.
• Features three-state outputs to facilitate bus-oriented transmitter and receiver applications.
• Designed for clock driving and bus switching isolation tasks.

Buffers, Drivers, Receivers, Transceivers Applications

• Memory data and address drivers
• Clock drivers
• Bus-oriented transmitter/receivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix 'AQG' against the official Renesas datasheet to confirm package type (QSOP-20) and temperature grade (-40°C to +85°C). Ensure compatibility with 3.3V logic systems. Cross-reference the manufacturer part number with authorized distributors to confirm authenticity and current production status. Check for any recent product change notices that may affect pinout or electrical characteristics.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when an octal buffer with three-state control is required for 3.3V systems. It is suitable for replacing older FCT series devices in designs needing improved speed and lower power consumption. Consider the 20-pin QSOP package constraints for PCB layout. Verify that the input voltage levels are compatible with the driving source within the 2.7V to 3.6V operating range.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74FCT family of high-speed CMOS logic devices. It is functionally similar to other octal buffers like the 74FCT244 but optimized for 3.3V operation. The 'A' suffix often denotes an enhanced version or specific manufacturing lot characteristics compared to standard variants. It serves as a critical interface component in digital systems requiring signal buffering and isolation.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct substitutes such as IDT74FCT3244AQG. Verify pin-to-pin compatibility with other 74FCT3244 variants. Ensure replacement parts match the 3.3V supply requirement and QSOP-20 package dimensions. Confirm that propagation delay and drive strength specifications meet the original design requirements.