74ACT245SCX

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ACT245SCX is an octal bidirectional transceiver featuring non-inverting buffers with three-state outputs, designed for bus-oriented applications. It operates within a supply voltage range of 4.5 V to 5.5 V and supports TTL-compatible inputs. The device provides a propagation delay of 8 ns and delivers a source/sink current capability of 24 mA at both A and B ports. Packaged in a 20-pin SOIC format, it functions reliably across an operating temperature range from -40°C to +85°C.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Non-inverting design ensures data transmission consistency without altering logical states.
• Bidirectional data path allows flexible flow between A and B ports based on control signals.
• High current drive capability supports driving multiple loads effectively.

Buffers, Drivers, Receivers, Transceivers Applications

• Bus-oriented system architectures
• Memory module interfacing
• General-purpose digital signal routing

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific suffix against official documentation to confirm package type and tape/reel specifications. Ensure compatibility with existing board layouts regarding pin definitions and thermal requirements. Cross-reference the manufacturer's latest datasheet for any updates on moisture sensitivity levels or recommended soldering profiles prior to procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when TTL input compatibility is required alongside CMOS output performance. The 24 mA drive strength makes it suitable for moderate load conditions. Verify that the 5V supply constraint aligns with the target system power rails. Consider the SOIC-20 footprint constraints during PCB layout planning.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74AC/ACT logic family, widely used for general-purpose digital logic functions. The ACT variant specifically bridges TTL and CMOS technologies, offering improved speed over standard AC devices while maintaining backward compatibility with legacy TTL interfaces in mixed-voltage systems.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct equivalents such as MC74ACT245SCX or other manufacturers' 74ACT245 variants in SOIC-20 packages. Ensure functional parity regarding propagation delay and drive current before substitution.