VSC7449YIH-01 Equivalent & Substitute Parts

Part Overview

The VSC7449YIH-01 is a Telecom IC Ethernet Switch manufactured by Microchip Technology, housed in a 672-FCBGA (27x27) package. This component functions as a PCI-based interface device for telecommunications applications. The part is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives for ongoing system support and new designs.

Substiute Parts

VSC7449YIH-01

Microchip TechnologyIn Stock: 1159VSC7449YIH-01 Datasheet

Current PartRFQ

VSC7449YIH-02

Microchip TechnologyIn Stock: 970VSC7449YIH-02 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the VSC7449YIH-01 is determined by the following critical parameters:

• Base product family: SparX™-IV-90 series from Microchip Technology
• Package compatibility: 672-FCBGA (27x27) form factor
• Functional classification: Ethernet Switch interface device
• Environmental specifications: Operating temperature range -40°C ~ 110°C
• Compliance standards: ROHS3 Compliant, REACH Unaffected
• Moisture sensitivity: MSL 4 (72 Hours)

The VSC7449YIH-02 qualifies as a direct substitute based on identical package geometry, matching environmental specifications, and equivalent compliance certifications within the same product series.

Parameter Comparison

Engineering Selection Recommendations

The VSC7449YIH-02 is the qualified substitute for the discontinued VSC7449YIH-01. Selection is based on:

• Active product status: VSC7449YIH-02 is currently in production, ensuring supply chain continuity
• Identical package geometry and pin compatibility: Both parts use 672-FCBGA (27x27) packaging
• Matching environmental specifications: Operating temperature range -40°C ~ 110°C for both variants
• Equivalent compliance certifications: Both parts maintain ROHS3 Compliant and REACH Unaffected status
• Same moisture sensitivity classification: MSL 4 (72 Hours) for both parts
• Same product series: Both belong to the SparX™-IV-90 family

The VSC7449YIH-02 represents a revision update within the same product line, maintaining functional and physical compatibility while providing enhanced interface options (JTAG, SerDes) and documented electrical specifications.

Frequently Asked Questions (FAQ)

Q: Can VSC7449YIH-02 be used as a direct replacement for VSC7449YIH-01?

A: Yes. Both parts share identical package geometry (672-FCBGA 27x27), operating temperature range (-40°C ~ 110°C), and compliance certifications (ROHS3, REACH). The VSC7449YIH-02 is a production-active revision variant within the same SparX™-IV-90 series.

Q: What is the primary reason for substitution?

A: The VSC7449YIH-01 is discontinued at DiGi Electronics. The VSC7449YIH-02 is the active equivalent part available from Microchip Technology.

Q: Are there any package differences between these parts?

A: No. Both parts use identical 672-FCBGA (27x27) packaging with Surface Mount mounting type. Pin compatibility is maintained.

Q: What are the electrical specifications for VSC7449YIH-02?

A: Supply voltage: 0.95V ~ 1.05V; Supply current: 8.1A; Power consumption: 13.3 W.

Q: Do both parts have the same moisture sensitivity requirements?

A: Yes. Both parts are classified as MSL 4 (72 Hours), requiring identical handling and storage protocols.

Q: Are there interface differences between the two variants?

A: The VSC7449YIH-01 specifies PCI interface. The VSC7449YIH-02 specifies JTAG and SerDes interfaces, representing enhanced interface capability in the revision.