74AHC1G32QSE-7

Overview

The 74AHC1G32QSE-7 is a single two-input positive OR gate from Diodes Incorporated, designed for automotive applications. It operates within a supply voltage range of 2.0V to 5.5V and features standard push-pull outputs with ±8mA drive capability at 4.5V. The device incorporates Schmitt trigger inputs to tolerate slower rise and fall times. It is qualified under AEC-Q100 Grade 1 standards, supporting ambient temperature operation from -40°C to +125°C. Packaged in SOT-353-5, it offers balanced propagation delays and low power consumption.

Feature Summary

• Automotive-grade qualification compliant with AEC-Q100 Grade 1 standards
• Schmitt trigger action on all inputs for improved noise immunity
• Balanced propagation delays and symmetric drive capability
• High ESD protection exceeding 2000V Human Body Model

Applications

• Automotive logic circuits within Grade 1 temperature range
• Industrial computing and control systems
• High reliability networking and communications equipment
• Industrial and agricultural automation equipment

Procurement Notes

Verify the component matches the specific SOT-353 package configuration required for your PCB layout. Confirm that the design accommodates the specified operating voltage range of 2.0V to 5.5V. Ensure thermal management strategies align with the junction-to-ambient thermal resistance characteristics provided in the datasheet. Validate that input signals remain within the absolute maximum ratings to prevent device stress or failure during operation.

Selection Notes

Select this component when an automotive-compliant OR gate is required for space-constrained designs. The SOT-353 package provides a compact footprint suitable for high-density boards. Consider the Schmitt trigger inputs if the application involves noisy environments or slow signal transitions. Verify compatibility with the target system's voltage levels across the full operating temperature range.

Part Context

This part belongs to the 74AHC1G series of single-function logic gates manufactured by Diodes Incorporated. The 'Q' suffix indicates AEC-Q100 qualification, while 'SE' denotes the SOT-353 package. It is part of a broader family of automotive-grade CMOS logic devices designed for robust performance in demanding electronic environments.

Replacement Considerations

The 74AHC1G32QW5-7 serves as a functional alternative utilizing the SOT-25 package. Both parts share identical electrical characteristics and logical functions but differ in physical dimensions and pinout orientation. Verify mechanical fit and soldering requirements before substituting.