GS2974ACNE3 Equivalent & Substitute Parts

Part Overview

The GS2974ACNE3 is a video cable equalizer IC manufactured by Semtech Corporation, designed for professional video applications utilizing DVB-ASI and SMPTE standards. This component operates as a serial-controlled equalizer in a 16-QFN surface mount package. The part is currently in Last Time Buy status, indicating end-of-life production. Identifying equivalent and substitute parts is necessary to ensure design continuity and maintain supply chain reliability for applications requiring video equalization functionality.

Substiute Parts

GS2974ACNE3

Semtech CorporationIn Stock: 2762GS2974ACNE3 Datasheet

Current PartRFQ

GS1674-INE3

Semtech CorporationIn Stock: 1483GS1674-INE3 Datasheet

MFR RecommendedRFQ

LMH0074SQ/NOPB

Texas InstrumentsIn Stock: 2351LMH0074SQ/NOPB Datasheet

MFR RecommendedRFQ

LMH0074SQE/NOPB

National SemiconductorIn Stock: 4718LMH0074SQE/NOPB Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the GS2974ACNE3 is determined by the following critical parameters:

Voltage supply range (3.135V ~ 3.465V) must be maintained to ensure proper IC operation. Package compatibility requires either 16-VQFN or 16-WQFN exposed pad configurations with identical 4x4 footprints to allow direct PCB placement without redesign. Surface mount mounting type is mandatory. Standards compliance with DVB-ASI and SMPTE ensures functional equivalence in professional video applications. Serial control interface compatibility is required for system integration.

The substitute parts identified below meet these core electrical and mechanical criteria:

GS1674-INE3 (Semtech Corporation) maintains identical voltage supply, package footprint, mounting type, and standards compliance as the main part, though it carries a Not For New Designs status.

LMH0074SQ/NOPB (Texas Instruments) and LMH0074SQE/NOPB (National Semiconductor) provide functional substitution through equivalent voltage supply, compatible 16-WQFN package footprint, surface mount configuration, and serial interface capability, though their primary application classification differs.

Parameter Comparison

Engineering Selection Recommendations

GS1674-INE3 provides direct functional substitution with identical electrical parameters and package compatibility. However, its Not For New Designs status limits suitability for ongoing production programs.

LMH0074SQ/NOPB and LMH0074SQE/NOPB offer active product status with continued manufacturer support. Both maintain voltage supply compatibility and compatible package footprints. LMH0074SQ/NOPB carries ROHS3 compliance and superior moisture sensitivity rating (MSL 1), providing enhanced reliability for long-term storage and handling. Both parts support serial interface control required for system integration.

Selection between substitute options depends on production timeline requirements and long-term supply chain strategy. Active status parts ensure sustained availability and manufacturer technical support.

Frequently Asked Questions (FAQ)

Q: Can GS1674-INE3 be used as a direct replacement for GS2974ACNE3?

A: GS1674-INE3 meets all critical electrical and mechanical parameters including voltage supply range, package footprint, mounting type, and standards compliance. However, its Not For New Designs status indicates limited future availability and manufacturer support.

Q: Are LMH0074SQ/NOPB and LMH0074SQE/NOPB pin-compatible with GS2974ACNE3?

A: Both LMH0074 variants use 16-WQFN packages with 4x4 footprints compatible with the original 16-VQFN package. Pin-level compatibility requires verification against detailed pinout documentation for your specific application circuit.

Q: What is the difference between LMH0074SQ/NOPB and LMH0074SQE/NOPB?

A: Both parts share identical electrical specifications and package configuration. LMH0074SQ/NOPB is supplied in Cut Tape and Digi-Reel packaging with documented ROHS3 compliance and MSL 1 rating. LMH0074SQE/NOPB packaging format differs but maintains active product status.

Q: Does moisture sensitivity level affect part selection?

A: GS2974ACNE3 and GS1674-INE3 both specify MSL 3 (168 hours), requiring controlled storage conditions. LMH0074SQ/NOPB specifies MSL 1 (unlimited), eliminating moisture-related handling constraints and reducing storage complexity.

Q: Are all substitute parts RoHS compliant?

A: GS2974ACNE3 and LMH0074SQ/NOPB are ROHS3 compliant. GS1674-INE3 is RoHS compliant. LMH0074SQE/NOPB RoHS status is not specified in available documentation.