VSC7389XHO Equivalent & Substitute Parts

Part Overview

The VSC7389XHO is a telecommunications switch IC manufactured by Microchip Technology, designed for smart Ethernet switching applications in 16-port configurations. This component is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing system support and new design implementations. The part operates at 3.3V supply voltage and is housed in a 596-BGA (35x35) package for surface mount applications.

Substiute Parts

VSC7389XHO

Microchip TechnologyIn Stock: 2314VSC7389XHO Datasheet

Current PartRFQ

VSC7427XJG-02

Microchip TechnologyIn Stock: 2112VSC7427XJG-02 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The VSC7427XJG-02 is identified as a manufacturer-recommended substitute for the VSC7389XHO. Substitution eligibility is determined by the following parameters:

• Manufacturer alignment (Microchip Technology)
• Functional category (Interface/Telecommunications Switch)
• Surface mount packaging capability
• RoHS3 compliance status
• Moisture sensitivity classification (MSL 4)
• Supply voltage compatibility within telecommunications switching applications

The VSC7427XJG-02 represents an active product from the SparX™-III-26 series, providing continued design support and component availability compared to the obsolete VSC7389XHO.

Parameter Comparison

Engineering Selection Recommendations

The VSC7427XJG-02 is the manufacturer-designated substitute for the obsolete VSC7389XHO. Both components maintain ROHS3 compliance and identical MSL 4 moisture sensitivity ratings, ensuring equivalent handling and storage requirements. The substitute part is currently in active production status, providing assured long-term availability and supply chain continuity. Both components are manufactured by Microchip Technology and classified within the telecommunications interface category, confirming functional alignment for system integration.

Frequently Asked Questions (FAQ)

Q: What is the primary reason for substituting the VSC7389XHO? A: The VSC7389XHO is classified as obsolete. The VSC7427XJG-02 is the active equivalent from Microchip Technology, ensuring continued component availability and manufacturer support.

Q: Are the package dimensions compatible between these parts? A: The VSC7389XHO uses a 596-BGA (35x35) package, while the VSC7427XJG-02 uses a 672-HSBGA (27x27) package. PCB layout modifications are required for substitution.

Q: Do both parts share the same compliance certifications? A: Both components are ROHS3 compliant and carry MSL 4 moisture sensitivity ratings, ensuring equivalent environmental and regulatory compliance.

Q: What supply voltage does the VSC7427XJG-02 require? A: The VSC7427XJG-02 operates at 1V supply voltage, differing from the VSC7389XHO's 3.3V requirement. Power supply design adjustments are necessary.

Q: Are there inventory considerations for these parts? A: The VSC7389XHO has 2210 pieces available as new original stock. The VSC7427XJG-02 has 2010 pieces available and is in active production, providing ongoing supply assurance.