USB5534B-4100JZX Equivalent & Substitute Parts

Part Overview

The USB5534B-4100JZX is a USB Hub Controller IC manufactured by Microchip Technology, designed for USB 3.0 interface applications in a 64-QFN (9x9) package. This component functions as a hub controller, enabling multi-port USB connectivity in embedded systems and peripheral devices. The part is currently classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support, production continuity, and legacy system maintenance.

Substiute Parts

USB5534B-4100JZX

Microchip TechnologyIn Stock: 17768USB5534B-4100JZX Datasheet

Current PartRFQ

USB5534B-6080JZX

Microchip TechnologyIn Stock: 7585USB5534B-6080JZX Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the USB5534B-4100JZX is determined by strict alignment of the following electrical and mechanical parameters:

• Functional Equivalence: Both parts must operate as USB Hub Controllers with USB 3.0 protocol support
• Package Compatibility: Identical 64-VFQFN Exposed Pad package with 64-QFN (9x9) footprint
• Base Product Series: Both parts share the USB5534 base product number, ensuring core architectural compatibility
• Compliance Standards: Matching RoHS3 compliance and REACH unaffected status
• Moisture Sensitivity: Identical MSL rating of 3 (168 Hours) for handling and storage requirements

The USB5534B-6080JZX meets all substitution criteria as a manufacturer-recommended equivalent from Microchip Technology's active product line.

Parameter Comparison

Engineering Selection Recommendations

The USB5534B-6080JZX is the designated manufacturer substitute for the obsolete USB5534B-4100JZX. Selection of this alternative is supported by:

• Product Status Alignment: The substitute part is in active production status, ensuring long-term availability and supply chain continuity
• Compliance Certification: Both parts maintain ROHS3 compliance and REACH unaffected status, meeting regulatory requirements for industrial and consumer applications
• Identical Mechanical Interface: Matching 64-QFN (9x9) package footprint and MSL rating eliminate redesign requirements for PCB layout and assembly processes
• Functional Compatibility: Shared USB5534 base product architecture and USB 3.0 protocol support ensure equivalent hub controller functionality

For applications requiring the USB5534B-4100JZX, transition to the USB5534B-6080JZX is supported by identical electrical interface specifications and package geometry.

Frequently Asked Questions (FAQ)

Q: Why is the USB5534B-4100JZX classified as obsolete?

A: The USB5534B-4100JZX has reached end-of-life status in Microchip Technology's product portfolio. The USB5534B-6080JZX serves as the active production equivalent, providing continued support for USB 3.0 hub controller applications.

Q: Are the USB5534B-4100JZX and USB5534B-6080JZX pin-compatible?

A: Yes. Both parts use the 64-VFQFN Exposed Pad package with identical 64-QFN (9x9) footprint, ensuring direct PCB compatibility without layout modifications.

Q: What is the significance of the MSL rating for these parts?

A: The MSL 3 (168 Hours) rating specifies moisture sensitivity requirements for component handling, storage, and assembly processes. Both parts share this rating, ensuring identical moisture management protocols during manufacturing and deployment.

Q: Can the USB5534B-6080JZX be used as a direct replacement in existing designs?

A: Yes, the USB5534B-6080JZX is the manufacturer-recommended substitute. Identical package geometry, functional classification, and compliance certifications support direct substitution in designs currently using the USB5534B-4100JZX.

Q: What are the key differences between these two part numbers?

A: The primary differences are product status (obsolete versus active) and specified operating parameters. The USB5534B-6080JZX provides documented supply voltage (1.25V, 3.3V) and operating temperature range (0°C ~ 70°C), while the USB5534B-4100JZX specifications are not provided. Both parts maintain identical functional and mechanical characteristics for hub controller applications.