SN74F04D Equivalent & Substitute Parts

Part Overview

The SN74F04D is a 6-channel inverter logic IC manufactured by Texas Instruments in a 14-SOIC surface mount package. This component performs basic logic inversion operations and is classified as Last Time Buy, indicating discontinued production with limited remaining inventory. Finding equivalent substitute parts is necessary to ensure design continuity and long-term component availability for new production runs and system maintenance.

Substiute Parts

SN74F04D

Texas InstrumentsIn Stock: 2404SN74F04D Datasheet

Current PartRFQ

SN74F04DR

Texas InstrumentsIn Stock: 3160SN74F04DR Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the SN74F04D is determined by strict equivalence across the following critical parameters:

• Logic function: 6-channel inverter with single input per channel
• Electrical specifications: 4.5V to 5.5V supply voltage, 1mA/20mA output current ratings, 0.8V/2V input logic thresholds, 5ns maximum propagation delay at 5V with 50pF load
• Package format: 14-SOIC surface mount configuration with 0.154" width (3.90mm)
• Environmental compliance: ROHS3 compliance, MSL Level 1, REACH unaffected status

The SN74F04DR qualifies as a direct substitute based on identical electrical performance, package geometry, and compliance certifications. The primary distinction is packaging format (Tape & Reel versus Tube) and product status (Active versus Last Time Buy).

Parameter Comparison

Engineering Selection Recommendations

The SN74F04DR is the direct substitute for the SN74F04D. Both components maintain identical electrical performance, timing characteristics, and compliance certifications. The SN74F04DR is preferred for new designs and ongoing production due to its Active product status, ensuring continued availability and supply chain stability. The SN74F04D, classified as Last Time Buy, should be reserved for legacy system maintenance only. Both parts satisfy ROHS3 compliance and REACH requirements, making them suitable for regulated applications. Packaging format selection (Tube versus Tape & Reel) depends on assembly process requirements and volume considerations.

Frequently Asked Questions (FAQ)

Q: Can the SN74F04DR replace the SN74F04D in existing designs? A: Yes. The SN74F04DR is electrically and functionally identical to the SN74F04D. Both components feature the same 6-channel inverter configuration, supply voltage range (4.5V–5.5V), output current ratings, input logic thresholds, propagation delay, and 14-SOIC package geometry. Direct substitution is valid without circuit modification.

Q: What is the difference between Tube and Tape & Reel packaging? A: Tube packaging (SN74F04D) is used for lower-volume orders and manual handling. Tape & Reel packaging (SN74F04DR) is designed for automated pick-and-place assembly equipment and high-volume production. The electrical and mechanical specifications are identical; packaging format selection depends on manufacturing process requirements.

Q: Why is the SN74F04D classified as Last Time Buy? A: Last Time Buy status indicates that Texas Instruments has discontinued production of this part number. Existing inventory is available for purchase, but no future production is planned. The SN74F04DR, with Active status, is the recommended long-term alternative.

Q: Are there any compliance or certification differences between these parts? A: No. Both the SN74F04D and SN74F04DR are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (Unlimited) moisture sensitivity ratings. They are suitable for identical regulatory and environmental applications.

Q: Can these parts be used interchangeably in high-speed digital circuits? A: Yes. Both components share identical maximum propagation delay specifications (5ns @ 5V, 50pF load), making them suitable for equivalent timing-critical applications within the specified operating temperature range (0°C–70°C).