74ABT245CPC

Buffers, Drivers, Receivers, Transceivers Overview

The Fairchild Semiconductor 74ABT245CPC is an octal bus transceiver featuring non-inverting bidirectional buffers with three-state outputs. It operates within a supply voltage range of 4.5V to 5.5V and utilizes a 20-pin PDIP package. The device provides a current sinking capability of 64mA on both A and B ports, with a source capability of 32mA. Designed for bus-oriented applications, it ensures high impedance during power cycles and supports hot insertion without damage.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Bidirectional non-inverting buffer architecture
• Three-state output configuration
• High current sink capability on both ports
• Glitch-free bus loading during power transitions

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented data transmission systems
• Memory module interfacing
• Microcontroller peripheral expansion

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the component status as discontinued or obsolete before procurement planning. Confirm that the specific manufacturer designation aligns with current inventory sources, as part numbers may have been superseded by updated nomenclature following corporate integrations. Ensure compatibility with existing board layouts requiring through-hole mounting.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component for designs requiring robust 5V logic interface capabilities with high drive strength. The ABT series offers superior speed compared to standard TTL equivalents while maintaining CMOS low power characteristics. Verify that the 20-pin DIP footprint matches the target PCB design constraints and that the operating temperature range meets environmental requirements.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the 74ABT logic family, which combines the speed of bipolar technology with the low power consumption of CMOS. The 74ABT245 variant specifically addresses high-speed bidirectional data transfer needs in digital systems. It serves as a critical interface element between different logic domains or memory banks in complex electronic assemblies.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct substitute part numbers include SN74ABT245BN from Texas Instruments.