SN74F02DRG4 Equivalent & Substitute Parts

Part Overview

The SN74F02DRG4 is a NOR Gate IC with 4 channels and 2 inputs per channel, packaged in a 14-SOIC surface mount configuration. This component is discontinued at DiGi Electronics, making equivalent substitute parts necessary for ongoing production and maintenance applications. The SN74F02 series provides standard logic gating functionality within the 74F logic family, operating across a 4.5V to 5.5V supply voltage range with specified propagation delay characteristics suitable for general-purpose digital logic applications.

Substiute Parts

SN74F02DRG4

Texas InstrumentsIn Stock: 2006SN74F02DRG4 Datasheet

Current PartRFQ

SN74F02DR

Texas InstrumentsIn Stock: 15201SN74F02DR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SN74F02DRG4 is determined by strict equivalence across the following critical parameters:

• Logic Function: NOR Gate with identical 4-channel, 2-input configuration
• Electrical Specifications: Matching supply voltage range (4.5V ~ 5.5V), output current ratings (1mA high, 20mA low), input logic levels (0.8V low, 2V high), and propagation delay (5.5ns @ 5V, 50pF)
• Package Compatibility: 14-SOIC surface mount package with identical physical dimensions (0.154", 3.90mm width)
• Operating Temperature Range: 0°C ~ 70°C
• Compliance Standards: ROHS3 compliance and MSL Level 1

The SN74F02DR qualifies as a direct substitute based on identical electrical and mechanical parameters. The primary distinction is packaging format and product status.

Parameter Comparison

Engineering Selection Recommendations

The SN74F02DR is the appropriate substitute for the SN74F02DRG4 based on the following factors:

• Product Status: The SN74F02DR maintains active status with Texas Instruments, ensuring continued availability and supply chain reliability, whereas the SN74F02DRG4 is discontinued at DiGi Electronics.
• Electrical Equivalence: All electrical parameters are identical, including supply voltage, output current, input logic levels, and propagation delay specifications.
• Package Compatibility: Both components use the 14-SOIC surface mount package with identical physical dimensions, ensuring direct PCB compatibility without layout modifications.
• Compliance Alignment: Both parts maintain ROHS3 compliance and MSL Level 1 rating, meeting regulatory and environmental requirements.
• Packaging Consideration: The SN74F02DR is supplied in Tape & Reel format, which is standard for production environments and offers advantages in automated assembly processes compared to tube packaging.

Frequently Asked Questions (FAQ)

Q: Can the SN74F02DR be used as a direct replacement for the SN74F02DRG4 on existing PCBs?

A: Yes. Both components share identical electrical specifications, operating parameters, and 14-SOIC package dimensions. No circuit modifications or PCB layout changes are required for substitution.

Q: What is the difference between the SN74F02DRG4 and SN74F02DR?

A: The components are electrically and functionally identical. The primary differences are packaging format (tube versus Tape & Reel) and product status (discontinued versus active). The SN74F02DR is the active production equivalent.

Q: Are there any compatibility concerns with the 14-SOIC package?

A: No. Both parts use the identical 14-SOIC (0.154", 3.90mm width) surface mount package. Pin configuration, spacing, and physical dimensions are equivalent, ensuring full compatibility with existing assembly processes and PCB designs.

Q: Do both parts meet the same compliance standards?

A: Yes. Both the SN74F02DRG4 and SN74F02DR are ROHS3 compliant with MSL Level 1 rating, meeting identical regulatory and environmental requirements.

Q: What is the significance of the Tape & Reel packaging for the SN74F02DR?

A: Tape & Reel packaging is the standard format for high-volume production environments, enabling automated pick-and-place assembly. This format provides better handling efficiency and cost advantages in manufacturing compared to tube packaging.