74AC126FPEL-E

Buffers, Drivers, Receivers, Transceivers Overview

The HD74AC126FPEL-E is a quad buffer and line driver from the AC series, manufactured by Renesas Electronics Corporation. It features four independent 1-bit drivers with true output polarity and 3-state outputs. The device is housed in a 14-pin plastic dual small outline package (PDSO14). It operates within a temperature range of -40 °C to 85 °C and supports operation at a 5V supply.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides three-state outputs for driving bus lines or buffering memory address registers
• Designed to improve printed circuit board density as a memory address driver, clock driver, and bus-oriented transmitter/receiver

Buffers, Drivers, Receivers, Transceivers Applications

• Memory address driver
• Clock driver
• Bus oriented transmitter/receiver

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the exact part number against official Renesas documentation, as suffixes may indicate specific packaging or environmental compliance variations. Confirm that the component meets the required operating temperature range and voltage specifications for the intended application before procurement.

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a quad buffer with high-speed AC logic performance and 3-state control is required. Ensure compatibility with mixed 5V and lower voltage systems if applicable, and verify that the 14-pin SOIC package fits the design constraints.

Buffers, Drivers, Receivers, Transceivers Part Context

This component belongs to the HD74AC126 family of quad buffers. It is functionally related to other logic drivers but is distinct in its specific pinout, package type, and electrical characteristics defined by the AC series standards.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Check for direct substitutes such as the HD74ACT126 variant, which offers TTL-compatible inputs. Verify pin compatibility and electrical parameters before substituting.