SN74AHCT02RGYR

Overview

The SN74AHCT02RGYR is a quad NOR gate integrated circuit from Texas Instruments, designed for high-speed digital applications. It operates within a supply voltage range of 4.5 V to 5.5 V and features advanced high-speed CMOS technology. The device utilizes HCT inputs compatible with standard TTL logic levels, ensuring seamless integration with legacy systems. Packaged in a 16-pin TSSOP (RGY) format, it offers low power consumption and improved switching speeds compared to older logic families. Key electrical characteristics include propagation delays typical of 5 ns at 5 V and output drive capabilities suitable for driving multiple loads.

Feature Summary

• Advanced high-speed CMOS technology ensures fast switching speeds and low power dissipation.
• HCT-compatible inputs provide direct interface capability with standard TTL logic devices.
• Quad NOR gate configuration offers versatile logic functionality in a compact package.

Applications

• High-speed data processing systems requiring low latency logic operations.
• Consumer electronics utilizing mixed-voltage logic interfaces.
• Industrial control systems needing reliable NOR gate functionality with TTL compatibility.

Procurement Notes

Verify the specific suffix RGYR corresponds to the 16-pin TSSOP package with tape-and-reel packaging when ordering. Confirm that the operating temperature range meets your system requirements, as industrial variants may differ. Ensure compatibility with your board's footprint and soldering profile for TSSOP components. Cross-reference the manufacturer's latest datasheet for any updates on recommended operating conditions or handling precautions.

Selection Notes

Select this component when TTL-level input compatibility is required alongside high-speed CMOS performance. The HCT input structure allows direct connection to 5V TTL outputs without level shifting. Consider the TSSOP package size if space constraints are critical but lead pitch accessibility is needed. Evaluate power consumption needs against other AHCT series parts to ensure optimal efficiency for the specific application load.

Part Context

This part belongs to the SN74AHCT series, which combines the speed of advanced CMOS with the input compatibility of HC/HCT logic. It serves as a drop-in replacement for older 74LS02 equivalents in many designs while offering superior performance metrics. The series is widely used in general-purpose digital logic applications where noise immunity and speed are balanced priorities.

Replacement Considerations

Direct pin-to-pin replacements include other SN74AHCT02 variants from Texas Instruments with different package options such as SOIC or DIP. Verify that substitute parts maintain the same HCT input specifications and voltage ranges. Check for equivalent propagation delay times and output current capabilities to ensure functional parity in existing circuits.