SN74AHCT02DBR

Overview

The SN74AHCT02DBR is a quad 2-input NOR gate manufactured by Texas Instruments, belonging to the SN74AHCT series. It operates within a supply voltage range of 4.5 V to 5.5 V and features low static power consumption with a maximum quiescent current of 2 µA. The device provides symmetrical output drive capabilities, delivering 8 mA at both high and low logic levels. It is housed in a 14-pin SSOP package and supports surface-mount installation. The component ensures reliable operation across an extended industrial temperature range from -40°C to +125°C.

Feature Summary

• Provides four independent 2-input NOR logic functions for signal processing
• Compatible with standard CMOS logic families through AHCT input structures
• Delivers strong 8 mA output drive capability for improved switching performance
• Operates reliably under extreme environmental conditions up to 125°C

Applications

• Digital signal routing and gating in embedded systems
• Logic level translation between different CMOS families
• Control circuitry in automotive electronic modules
• Industrial automation controller interfaces

Procurement Notes

Verify that the specific part number matches the required AHCT logic family specifications and SSOP-14 package dimensions. Confirm RoHS compliance status and ensure the operating temperature range aligns with the target application environment. Cross-reference datasheet electrical characteristics against system requirements before finalizing procurement decisions.

Selection Notes

Select this component when designing circuits requiring multiple NOR gates within a single integrated package. The AHCT series offers compatibility with 5V CMOS systems while maintaining low power dissipation. Consider the SSOP package size constraints and thermal management requirements associated with the specified operating temperature range during PCB layout planning.

Part Context

This device is part of the broader SN74AHCT logic family produced by Texas Instruments. The AHCT designation indicates compatibility with standard 5V CMOS inputs while utilizing advanced high-speed CMOS technology. This specific variant focuses on NOR logic functionality, distinguishing it from other gates like AND or NAND within the same product line.

Replacement Considerations

SN74AHCT02DR serves as a direct pin-compatible alternative offering identical logical functionality and electrical specifications.