EM3555-RT Equivalent & Substitute Parts Reference

Part Overview

The EM3555-RT is an RF integrated circuit manufactured by Silicon Labs, classified as an obsolete product. As a legacy component, the EM3555-RT is no longer in active production, making it necessary to identify functionally equivalent substitute parts for new designs or system replacements. This reference page provides engineering-grade substitution guidance based on electrical and mechanical compatibility parameters.

Substiute Parts

EM3555-RT

Silicon LabsIn Stock: 1134EM3555-RT Datasheet

Current PartRFQ

EFR32MG24A010F1024IM48-B

Silicon LabsIn Stock: 685EFR32MG24A010F1024IM48-B Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the obsolete EM3555-RT is determined by the following criteria derived from the provided parameters:

Primary Substitution Criteria:

• Manufacturer alignment (Silicon Labs)
• RF integrated circuit classification
• Active product status for long-term availability
• Compatible functional application as RF transceiver or RF transceiver with MCU integration

The recommended substitute part, EFR32MG24A010F1024IM48-B, meets these criteria as an active Silicon Labs RF component with enhanced specifications and modern packaging standards.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The EM3555-RT is classified as obsolete. The EFR32MG24A010F1024IM48-B is an active product from the same manufacturer, ensuring continued availability, technical support, and supply chain stability for production environments.

Compliance and Certification: The EFR32MG24A010F1024IM48-B carries ROHS3 compliance certification and defined ECCN and HTSUS classifications, meeting modern regulatory requirements for component procurement and export control documentation.

Inventory and Supply: While the EM3555-RT maintains current inventory of 1122 pieces, the substitute part (668 pieces in stock) represents an active production component with ongoing manufacturing support from Silicon Labs.

Frequently Asked Questions (FAQ)

Q: Why is the EM3555-RT considered obsolete? A: The EM3555-RT is classified as an obsolete product by Silicon Labs, indicating it is no longer manufactured or supported. This status necessitates identification of active substitute components for new designs and system replacements.

Q: What are the primary substitution criteria for RF integrated circuits? A: Substitution is based on manufacturer alignment, RF circuit classification, product status (active vs. obsolete), and functional application type. The EFR32MG24A010F1024IM48-B meets these criteria as an active Silicon Labs RF component.

Q: Does the substitute part require design changes? A: The EFR32MG24A010F1024IM48-B uses a 48-VFQFN Exposed Pad package. Design compatibility depends on the original EM3555-RT package specification, which is not provided in this reference. PCB layout and schematic review is required for integration assessment.

Q: What compliance certifications does the substitute part carry? A: The EFR32MG24A010F1024IM48-B is ROHS3 compliant and carries defined ECCN (5A992C) and HTSUS (8542.39.0001) classifications for regulatory and export control purposes.

Q: Is the substitute part programmable? A: The DiGi-Electronics programmability status for the EFR32MG24A010F1024IM48-B is not verified in the provided data.