74FCT245CTQG

Buffers, Drivers, Receivers, Transceivers Overview

The IDT74FCT245CTQG is an octal bus transceiver belonging to the FCT logic series. It features eight bidirectional data paths with true output polarity and three-state outputs. The device operates within a supply voltage range of 4.75 V to 5.25 V, with a nominal voltage of 5 V. It utilizes a 20-pin QSOP package. Key electrical parameters include a maximum low-level output current of 64 mA and a propagation delay of 7 ns at nominal supply. The component supports TTL input levels and is designed for high-speed digital applications requiring reliable data transfer across system buses.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides eight bidirectional data transmission channels for efficient bus interfacing
• Features three-state outputs to prevent signal contention on shared lines
• Maintains true output polarity for non-inverting signal transmission
• Supports TTL-compatible input logic levels for broad compatibility

Buffers, Drivers, Receivers, Transceivers Applications

• High-speed data bus architectures in computing systems
• Memory interface circuits requiring bidirectional data flow
• Digital communication modules utilizing standard logic families
• System board interconnects for parallel data transfer

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific manufacturer source, as this part number may be associated with Renesas Electronics following corporate acquisitions. Confirm the package type matches the required QSOP-20 footprint. Ensure compliance with current environmental regulations such as RoHS standards before procurement. Cross-reference the datasheet revision to confirm pinout and electrical characteristics remain consistent with existing designs.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when designing systems that require robust octal bus transceivers operating at 5 V. It is suitable for applications needing high drive capability and fast switching speeds. Consider the QSOP package constraints for PCB layout. Verify that the TTL input thresholds align with the driving logic family in the target circuit design.

Buffers, Drivers, Receivers, Transceivers Part Context

This component is part of the widely adopted 74FCT logic family, known for CMOS performance with TTL compatibility. It serves as a critical interface element in digital electronics, facilitating data movement between processors, memory, and peripheral devices. The FCT series is recognized for its speed and reliability in standard 5 V logic environments.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Public confirmed substitute part numbers include CY74FCT245ATQCT and CY74FCT245TQCT from Texas Instruments. These alternatives offer similar functional specifications and pinouts for direct replacement in compatible designs.