74ABT2541CSJX

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ABT2541CSJX is an octal buffer and line driver featuring integrated 25/58 series output resistors. It operates within a supply voltage range of 4.5V to 5.5V, utilizing a 20-lead Small Outline Package (SOP). The device provides non-inverting buffering with three-state outputs controlled by active-low OE1 and OE2 inputs. Propagation delays are specified up to 6.0ns under standard conditions, supporting toggle frequencies up to 100MHz.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Integrated 25/58 series output resistors reduce signal ringing and eliminate the need for external components
• High impedance glitch-free bus loading maintained throughout the entire power-up and power-down cycle
• Nondestructive hot insertion capability ensures safe operation during live circuit connections
• Disable time is guaranteed to be less than enable time to prevent bus contention

Buffers, Drivers, Receivers, Transceivers Applications

• Driving capacitive inputs of MOS memory drivers
• Address driver applications in digital systems
• Clock driver circuits requiring low skew
• Bus-oriented transmitters and receivers

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the component status as discontinued or obsolete through official manufacturer channels before procurement planning. Confirm that the specific SOP package variant matches the required footprint. Ensure compliance with RoHS standards and JEDEC moisture sensitivity levels for the intended manufacturing process.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when integrated output resistance is required to minimize signal reflections without adding external parts. It serves as a functional equivalent to the ABT541 but includes built-in damping resistors. Verify that the 4.5V to 5.5V operating range aligns with the system power supply specifications.

Buffers, Drivers, Receivers, Transceivers Part Context

This part belongs to the 74ABT logic family, characterized by high-speed CMOS technology. It is functionally identical to the ABT541 but distinguishes itself by incorporating internal series resistors in the output paths. This integration simplifies board layout and improves signal integrity for high-speed digital interfaces.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The datasheet identifies the 74ABT2541 as functionally identical to the ABT541. Cross-reference with other manufacturers' octal buffers with integrated output resistors if sourcing from alternative suppliers.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the primary advantage of the 74ABT2541 over the standard ABT541?

The 74ABT2541 includes integrated 25/58 series resistors in its outputs, which reduces ringing and eliminates the need for external resistors, unlike the standard ABT541.

How does the device handle bus contention during switching?

The disable time is guaranteed to be less than the enable time, which prevents bus contention between multiple devices connected to the same bus.