54FCT244CTLB

Overview

The 54FCT244CTLB is an octal buffer and line driver manufactured by Renesas Electronics Corporation. It belongs to the FCT logic series and features eight non-inverting input lines paired with eight output lines. The device utilizes a SOIC-20 surface-mount package. It operates within a supply voltage range of 4.75 V to 5.25 V. The component supports a low-level output current of 64 mA and a high-level output current of -15 mA. Static current consumption is specified at 10 uA, while operating power supply current reaches 5 mA. The functional temperature range extends from -40 °C to +85 °C.

Feature Summary

• Provides octal buffering and line driving capabilities for digital signal transmission
• Features three-state outputs for effective bus isolation and system management
• Designed for high-speed data processing applications using Fast CMOS technology

Applications

• Bus switching and isolation in computer systems
• Clock gating and distribution networks
• Voltage translation between different logic families
• Hot-swapping and hot-docking interface protection

Procurement Notes

Verify the specific suffix 'CTLB' against official Renesas documentation to confirm exact package dimensions and tape-and-reel specifications. Ensure compatibility with existing PCB footprints for the SOIC-20 form factor. Confirm RoHS compliance status through the manufacturer's latest certification records before finalizing procurement orders.

Selection Notes

Select this component when an octal buffer with high drive capability is required for bus isolation. The FCT series offers speed advantages over standard TTL equivalents. Verify that the 5V supply voltage aligns with the target system architecture. Consider the thermal performance within the specified industrial temperature range during design integration.

Part Context

This part is part of the broader 74FCT/54FCT family of high-speed CMOS logic devices. These components are designed to replace slower transistor-transistor logic (TTL) circuits while maintaining pin compatibility. The family provides improved switching speeds and lower power consumption compared to legacy technologies, making them suitable for modern digital systems requiring reliable data transfer.

Replacement Considerations

Consult official substitution guides for equivalent parts such as the CD74FCT244ATM or 74FCT244ATSOG8. Verify pinout compatibility and electrical characteristics before swapping components. Ensure that any replacement part meets the same voltage and temperature requirements.