74AHC1G126GW,125

Buffers, Drivers, Receivers, Transceivers Overview

The Nexperia 74AHC1G126GW,125 is a single non-inverting buffer and line driver featuring a 3-state output. It operates within a supply voltage range of 2.0 V to 5.5 V and utilizes CMOS input switching levels. The device provides overvoltage tolerant inputs up to 5.5 V, enabling its use as a translator in mixed-voltage environments. It is housed in a TSSOP5 plastic thin shrink small outline package (SOT353-1) with five leads and a body width of 1.25 mm.

Buffers, Drivers, Receivers, Transceivers Feature Summary

• Provides symmetrical output impedance and balanced propagation delays for signal integrity.
• Features high noise immunity and low power dissipation characteristics typical of CMOS technology.
• Includes robust ESD protection compliant with ANSI/ESDA/JEDEC standards for HBM and CDM.
• Offers latch-up performance exceeding 100 mA per JESD 78 Class II Level A.

Buffers, Drivers, Receivers, Transceivers Applications

• Translating signals between mixed voltage environments
• High-speed bus buffering applications
• Line driving for digital communication interfaces

Buffers, Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix

Buffers, Drivers, Receivers, Transceivers Selection Notes

Select this component when a single-channel, non-inverting buffer with controlled 3-state output is required. Ensure the system operates within the 2.0 V to 5.5 V supply range and requires CMOS-compatible input thresholds. This part is suitable for designs needing overvoltage tolerance on inputs while maintaining low power consumption and high noise immunity.

Buffers, Drivers, Receivers, Transceivers Part Context

This device belongs to the Nexperia 74AHC/AHCT1G series of single-gate logic devices. These components are designed for space-constrained surface-mount applications, offering high-speed performance in extremely small packages. The 74AHC1G126 specifically functions as a unidirectional buffer with an enable control, distinguishing it from inverters or multi-input gates within the same family.

Buffers, Drivers, Receivers, Transceivers Replacement Considerations

Direct functional equivalents include the 74AHCT1G126GW,125 for TTL-level inputs, or other variants like the 74AHC1G126GV,125 (SC-74A package). Verify pinout compatibility and electrical specifications before substitution.

Buffers, Drivers, Receivers, Transceivers FAQ

What is the function of the OE pin?

The OE (Output Enable) pin controls the 3-state output. When OE is HIGH, the output assumes a high-impedance OFF-state regardless of the input state. When OE is LOW, the device functions as a standard non-inverting buffer.

How does the device handle overvoltage on inputs?

The inputs are overvoltage tolerant up to 5.5 V, even if the supply voltage (VCC) is lower. This allows the device to interface with higher voltage logic systems without damage, provided current limits are observed.