SN74AHC02MPWREP Equivalent & Substitute Parts

Part Overview

The SN74AHC02MPWREP is a 4-channel NOR gate logic IC manufactured by Texas Instruments in 14-TSSOP surface mount packaging. This component is classified as Active product status and is ROHS3 compliant. Substitute parts are identified when equivalent functional performance, electrical characteristics, and physical packaging specifications align with the original component, enabling direct replacement in circuit designs without functional degradation.

Substiute Parts

SN74AHC02MPWREP

Texas InstrumentsIn Stock: 1103SN74AHC02MPWREP Datasheet

Current PartRFQ

MC74VHC02DTR2G

onsemiIn Stock: 19833MC74VHC02DTR2G Datasheet

DirectRFQ

74AHC02PW,118

NXP SemiconductorsIn Stock: 24685174AHC02PW,118 Datasheet

MFR RecommendedRFQ

74AHC02PW-Q100J

Nexperia USA Inc.In Stock: 124774AHC02PW-Q100J Datasheet

MFR RecommendedRFQ

74VHC02MTCX

onsemiIn Stock: 3643774VHC02MTCX Datasheet

MFR RecommendedRFQ

74VHC02PW,118

Nexperia USA Inc.In Stock: 82474VHC02PW,118 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the SN74AHC02MPWREP are qualified based on the following criteria:

Functional Equivalence: All substitute parts maintain identical logic function (4-channel 2-input NOR gate), circuit count, and input configuration.

Electrical Compatibility: Substitute parts operate within the same supply voltage range (2V to 5.5V), maintain equivalent quiescent current specifications (2 µA maximum), and deliver identical output drive capability (8mA high/low).

Timing Performance: All qualified substitutes meet or exceed the maximum propagation delay specification of 7.5ns at 5V with 50pF load.

Physical Packaging: All substitute parts use the 14-TSSOP package format with identical pin configuration and mechanical dimensions (0.173", 4.40mm width), enabling direct PCB footprint compatibility.

Compliance & Certification: All substitute parts maintain ROHS3 compliance and MSL Level 1 rating, ensuring equivalent environmental and handling requirements.

Key Differentiators: Operating temperature range and automotive qualification (AEC-Q100) vary among substitutes and must be evaluated against application requirements.

Parameter Comparison

Engineering Selection Recommendations

For Extended Temperature Applications (-55°C to 125°C): The SN74AHC02MPWREP and 74AHC02PW-Q100J maintain the full temperature range. The 74AHC02PW-Q100J additionally carries AEC-Q100 automotive qualification, suitable for automotive and industrial applications requiring extended temperature performance.

For Standard Industrial Applications (-40°C to 85°C): MC74VHC02DTR2G and 74VHC02MTCX from onsemi provide equivalent performance within this narrower temperature window. The 74VHC02MTCX is available in Cut Tape & Digi-Reel packaging for lower-volume requirements.

For Automotive-Grade Requirements: The 74AHC02PW-Q100J is the only substitute carrying AEC-Q100 qualification and automotive-grade designation, meeting automotive supply chain compliance requirements.

For High-Volume Production: 74AHC02PW,118 from NXP Semiconductors shows the highest inventory availability (246,743 pcs), supporting large-scale manufacturing programs.

For Tape & Reel Packaging Consistency: SN74AHC02MPWREP, MC74VHC02DTR2G, 74AHC02PW-Q100J, and 74VHC02PW,118 all use Tape & Reel packaging, maintaining supply chain consistency with the original component.

Frequently Asked Questions (FAQ)

Q: Can 74VHC02 series parts directly replace 74AHC02 series parts?

A: Yes, within specified operating conditions. Both series maintain identical logic function, pin configuration, supply voltage range (2V to 5.5V), quiescent current (2 µA), output drive (8mA), and propagation delay (7.5ns @ 5V, 50pF). The primary difference is operating temperature range: 74AHC02 extends to -55°C, while 74VHC02 operates from -40°C. For applications within -40°C to 85°C, 74VHC02 substitutes are functionally equivalent.

Q: What is the significance of the operating temperature range difference?

A: The SN74AHC02MPWREP operates from -55°C to 125°C, while MC74VHC02DTR2G and 74VHC02MTCX operate from -40°C to 85°C. Applications requiring operation below -40°C or above 85°C must use the original SN74AHC02MPWREP or 74AHC02PW-Q100J. Standard industrial and commercial applications typically operate within -40°C to 85°C, making 74VHC02 variants suitable substitutes.

Q: Are all substitute parts available in Tape & Reel packaging?

A: Most substitutes are available in Tape & Reel packaging. The 74VHC02MTCX is available in Cut Tape & Digi-Reel packaging, suitable for lower-volume or prototype applications. The 74AHC02PW,118 packaging type is not specified in available data. Verify packaging availability with your supplier for production requirements.

Q: What does AEC-Q100 qualification mean for the 74AHC02PW-Q100J?

A: AEC-Q100 is an automotive electronics qualification standard. The 74AHC02PW-Q100J meets automotive-grade reliability and testing requirements, making it suitable for automotive applications and supply chains requiring automotive-qualified components. Non-automotive applications do not require this qualification.

Q: Are all substitute parts ROHS3 compliant?

A: Yes, all listed substitute parts maintain ROHS3 compliance and MSL Level 1 (Unlimited) moisture sensitivity rating, matching the original SN74AHC02MPWREP specifications.

Q: Can I use 74AHC02PW,118 as a direct substitute if packaging details are incomplete?

A: The 74AHC02PW,118 maintains identical electrical specifications and 14-TSSOP package format. However, packaging type (Tape & Reel vs. other formats) is not specified in available data. Confirm packaging format with your supplier before design implementation to ensure supply chain compatibility.