74LVC04ADR2G Equivalent & Substitute Parts

Part Overview

The 74LVC04ADR2G is a 6-channel inverter logic IC manufactured by onsemi in a 14-SOIC surface mount package. This device is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The 74LVC series provides low-voltage CMOS logic inversion functionality suitable for digital signal processing applications requiring supply voltages between 1.2V and 3.6V.

Substiute Parts

74LVC04ADR2G

onsemiIn Stock: 111074LVC04ADR2G Datasheet

Current PartRFQ

MC74LCX04DR2G

onsemiIn Stock: 3403MC74LCX04DR2G Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 74LVC04ADR2G is determined by the following critical parameters:

Functional Equivalence: Both the main part and substitute must provide 6-channel inverter logic with single input configuration in the same 14-SOIC package footprint.

Electrical Compatibility: Supply voltage range, output current capability, propagation delay, and input logic levels must support the application requirements. The substitute part must operate within the specified temperature range.

Package Compatibility: Both parts use identical 14-SOIC (0.154", 3.90mm Width) surface mount packaging, ensuring direct PCB layout compatibility.

Compliance Requirements: RoHS3 compliance and moisture sensitivity level (MSL 1) are maintained across substitute parts.

The MC74LCX04DR2G qualifies as a substitute based on these parameters, with the distinction that it represents an active product from the 74LCX series with enhanced specifications.

Parameter Comparison

Engineering Selection Recommendations

The MC74LCX04DR2G is the qualified substitute for the obsolete 74LVC04ADR2G. Selection is based on the following engineering criteria:

Product Status: The MC74LCX04DR2G maintains active product status, ensuring long-term availability and supply chain continuity compared to the obsolete 74LVC04ADR2G.

Compliance Certification: Both parts maintain ROHS3 compliance and MSL 1 rating, meeting regulatory and manufacturing requirements without additional qualification.

Electrical Performance: The substitute part delivers improved quiescent current performance (10 µA versus 40 µA) and faster propagation delay (5.2ns versus 6ns at 3.3V, 50pF), providing performance enhancement in the same package footprint.

Supply Voltage Consideration: The MC74LCX04DR2G operates from 2V minimum supply voltage, compared to 1.2V for the 74LVC04ADR2G. Applications requiring sub-2V operation must retain the original part or identify alternative solutions.

Temperature Range: The substitute part extends the lower operating temperature limit to -55°C, providing broader environmental coverage.

Frequently Asked Questions (FAQ)

Q: Can the MC74LCX04DR2G directly replace the 74LVC04ADR2G in existing designs?

A: Direct replacement is possible for applications operating at supply voltages of 2V or higher. The identical 14-SOIC package footprint ensures PCB compatibility. Applications requiring 1.2V to 2V operation require design modification or alternative component selection.

Q: What are the key differences between the 74LVC and 74LCX series?

A: The 74LCX series represents an enhanced variant with improved quiescent current characteristics and faster propagation delay. The primary trade-off is the higher minimum supply voltage requirement (2V versus 1.2V for 74LVC).

Q: Are there any thermal or reliability differences between these parts?

A: Both parts maintain identical operating temperature ranges at the upper limit (125°C) and identical moisture sensitivity levels (MSL 1). The 74LCX04DR2G extends the lower temperature limit to -55°C.

Q: What packaging options are available for these parts?

A: Both the main part and substitute are supplied in 14-SOIC surface mount packages with identical physical dimensions (0.154", 3.90mm Width). The substitute is available in Tape & Reel (TR) packaging format.

Q: Are both parts RoHS compliant?

A: Yes, both the 74LVC04ADR2G and MC74LCX04DR2G are ROHS3 compliant with MSL 1 (Unlimited) moisture sensitivity rating.