74ABT126PW,112

Buffers, Drivers, Receivers, Transceivers Overview

The 74ABT126PW,112 is a quad buffer with 3-state outputs manufactured by Nexperia USA Inc. It utilizes BiCMOS technology to deliver high speed and high output drive capabilities while maintaining low static and dynamic power dissipation. The device operates within a supply voltage range of 4.5 V to 5.5 V and features TTL logic switching levels. It includes I_OFF circuitry for partial power-down applications, preventing damaging backflow currents. The component provides an output capability of +64 mA and -32 mA, supports live insertion and extraction, and offers latch-up protection exceeding 500 mA per JESD78 standards.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Quad bus interface with 3-state buffers allowing live insertion and extraction
• I_OFF circuitry enables partial power-down mode operation to prevent backflow current
• High output drive capability suitable for driving bus lines directly

Buffers, Drivers, Receivers, Transceivers Applications

• Driving bus lines in digital systems
• Partial power-down applications requiring isolation during power loss
• Live insertion and extraction scenarios in bus architectures

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering code 74ABT126PW,112 against official Nexperia documentation to ensure correct package identification as TSSOP14. Confirm that the suffix matches the required manufacturing revision and environmental compliance status. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and traceability before finalizing procurement orders.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when high-speed buffering with significant drive current is required alongside low power consumption. The BiCMOS technology makes it suitable for interfaces needing direct compatibility with TTL levels. Ensure the design environment supports the specified 4.5 V to 5.5 V supply range and requires the thermal characteristics associated with the TSSOP14 package for adequate heat dissipation.

Buffers, Drivers, Receivers, Transceivers Part Context

This component belongs to the 74ABT series of high-performance BiCMOS logic devices. The series is characterized by combining the speed of bipolar transistors with the low power advantages of CMOS technology. It serves as a standard solution for high-speed data transmission and bus interfacing in complex digital circuits where signal integrity and drive strength are critical parameters.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

The 74ABT126D is a pin-compatible alternative available in the SO14 package. Verify that the thermal resistance and physical dimensions of the replacement package meet the PCB layout requirements.