74ABT125CSCX

Buffers, Drivers, Receivers, Transceivers Overview

The onsemi 74ABT125CSCX is a quad buffer with 3-STATE outputs belonging to the ABT logic series. It operates within a supply voltage range of +4.5V to +5.5V and supports an ambient temperature range of -40°C to +85°C. The device features non-inverting buffers with high impedance glitch-free bus loading during power cycles. Key electrical parameters include a propagation delay of up to 4.9 ns, output sink capability of 64mA, and source capability of 32mA. Input clamp diode voltage is specified at -1.2V minimum.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Contains four independent non-inverting buffers with 3-STATE outputs
• Provides high impedance glitch-free bus loading throughout the entire power-up and power-down cycle
• Features nondestructive hot insertion capability
• Includes guaranteed latchup protection

Buffers, Drivers, Receivers, Transceivers Applications

• High impedance bus loading applications
• Hot insertion systems requiring glitch-free operation
• General purpose buffering for 5V logic circuits

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific package type against the ordering suffix, as the 'CSCX' designation implies a SOIC package variant. Confirm RoHS compliance status via the manufacturer's current documentation. Ensure the component meets the required operating temperature range of -40°C to +85°C for your specific application environment before finalizing procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a quad buffer with 3-STATE outputs is required for 5V logic systems. The ABT series offers faster switching speeds compared to standard LS or ALS families. Consider the 64mA sink and 32mA source drive capabilities for driving heavy loads. Verify that the input voltage thresholds align with your system's logic levels.

Buffers, Drivers, Receivers, Transceivers Part Context

This component is part of the 74ABT family of high-speed CMOS logic devices originally developed by Fairchild Semiconductor. The ABT series combines the speed of Schottky TTL with the low power consumption of CMOS technology. The 74ABT125 specifically provides buffering functionality with tri-state control for bus-oriented memory and clock drivers.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for equivalent parts from other manufacturers such as Texas Instruments SN74ABT125 or NXP variants. Ensure pin compatibility and identical electrical specifications, particularly the 3-state enable logic and drive currents.