SI4825-A20-CS RF Receiver Equivalent & Substitute Parts

Part Overview

The SI4825-A20-CS is an RF receiver IC manufactured by Skyworks Solutions Inc., designed for AM/FM reception applications. This component is classified as obsolete, which necessitates identification of active equivalent parts to maintain design continuity and ensure long-term component availability for production and maintenance purposes.

Substiute Parts

SI4825-A20-CS

Skyworks Solutions Inc.In Stock: 973SI4825-A20-CS Datasheet

Current PartRFQ

SI4825-A10-CS

Skyworks Solutions Inc.In Stock: 1167SI4825-A10-CS Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

The SI4825-A10-CS is identified as the manufacturer-recommended substitute for the SI4825-A20-CS. Substitution eligibility is determined by the following criteria:

• Same manufacturer (Skyworks Solutions Inc.)
• Same base product family (SI4825 series)
• Identical functional classification (RF Receiver, AM/FM)
• Active product status ensuring ongoing availability and support
• Compatible frequency bands and modulation support

Parameter Comparison

Engineering Selection Recommendations

The SI4825-A10-CS is the manufacturer-recommended equivalent for the obsolete SI4825-A20-CS. Selection of the SI4825-A10-CS is supported by:

• Active product status, ensuring continued manufacturing support and availability
• ROHS3 compliance, meeting current environmental and regulatory requirements
• REACH unaffected status, confirming compliance with chemical substance regulations
• Adequate inventory levels (1086 Pcs) for production requirements
• Same manufacturer and product family lineage, ensuring design compatibility

Frequently Asked Questions (FAQ)

Q: Why is the SI4825-A20-CS being phased out? A: The SI4825-A20-CS is classified as obsolete. The SI4825-A10-CS is the active equivalent from the same manufacturer and product series.

Q: Are the SI4825-A20-CS and SI4825-A10-CS pin-compatible? A: Both components are part of the SI4825 product family from Skyworks Solutions Inc. The SI4825-A10-CS is specified in a 16-SOIC package. Verify PCB layout compatibility with the 16-SOIC (0.154", 3.90mm Width) package specification.

Q: What are the key electrical differences between these parts? A: The SI4825-A10-CS operates at 2V ~ 3.6V supply voltage with a maximum receiving current of 20mA. It supports frequency ranges of 504kHz ~ 1.75MHz, 2.3MHz ~ 28.5MHz, and 64MHz ~ 109MHz with AM, FM, and SW modulation. Detailed specifications for the SI4825-A20-CS are not provided; consult the respective datasheets for complete electrical parameter comparison.

Q: Is the SI4825-A10-CS suitable for new designs? A: Yes. The SI4825-A10-CS is an active product with current manufacturing support, ROHS3 compliance, and adequate inventory availability, making it suitable for new design implementations.

Q: What is the Moisture Sensitivity Level (MSL) of the SI4825-A10-CS? A: The SI4825-A10-CS has an MSL rating of 3 (168 Hours), indicating standard moisture sensitivity handling requirements for surface mount assembly processes.