SI4753-A10-AM Equivalent & Substitute Parts

Part Overview

The SI4753-A10-AM is an RF receiver IC manufactured by Skyworks Solutions Inc., designed for AM/FM and shortwave-longwave (SW-LW) reception across frequency ranges of 520kHz to 1.71MHz and 64MHz to 108MHz. This component is packaged in a 32-QFN (5x5) surface mount configuration with an exposed pad, suitable for PCB integration in general-purpose radio receiver applications.

The SI4753-A10-AM is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or maintenance of systems utilizing this component.

Substiute Parts

SI4753-A10-AM

Skyworks Solutions Inc.In Stock: 827SI4753-A10-AM Datasheet

Current PartRFQ

SI4757-A40-AM

Skyworks Solutions Inc.In Stock: 1108SI4757-A40-AM Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the SI4753-A10-AM is based on the following critical parameters that must align between the main part and substitute candidates:

• Package/Case Compatibility: 32-VFQFN Exposed Pad (32-QFN 5x5 footprint)
• Mounting Type: Surface Mount
• Modulation Support: AM, FM, SW-LW capability
• Supply Voltage Range: 2.7V ~ 5.5V
• Operating Temperature Range: -40°C ~ 85°C
• Moisture Sensitivity Level: 2 (1 Year)
• Manufacturer: Skyworks Solutions Inc.

The SI4757-A40-AM meets all these critical parameters and is identified as a direct substitute for the obsolete SI4753-A10-AM.

Parameter Comparison

Engineering Selection Recommendations

The SI4757-A40-AM is the identified substitute for the obsolete SI4753-A10-AM based on the following engineering criteria:

• Product Status Alignment: The SI4757-A40-AM is classified as Active, ensuring ongoing availability and manufacturer support, whereas the SI4753-A10-AM is obsolete.
• Package and Footprint Compatibility: Both parts utilize the identical 32-QFN (5x5) surface mount package with exposed pad, ensuring direct PCB compatibility without layout modifications.
• Regulatory Compliance: Both parts share identical ECCN (EAR99) and HTSUS (8542.39.0001) classifications, maintaining compliance requirements.
• Modulation Capability: Both parts support AM, FM, LW, and SW modulation protocols, confirming functional equivalence for radio receiver applications.
• Moisture Sensitivity: Both parts maintain MSL 2 (1 Year) rating, ensuring equivalent handling and storage requirements.

Selection of the SI4757-A40-AM eliminates obsolescence risk while maintaining electrical and mechanical compatibility with existing designs.

Frequently Asked Questions (FAQ)

Q: Can the SI4757-A40-AM be used as a direct replacement for the SI4753-A10-AM?

A: Yes. Both parts share identical package geometry (32-QFN 5x5), mounting type (surface mount), modulation support (AM, FM, LW, SW), and moisture sensitivity rating (MSL 2). The SI4757-A40-AM is the manufacturer-identified substitute and is currently in active production.

Q: What is the primary reason to substitute the SI4753-A10-AM?

A: The SI4753-A10-AM is classified as obsolete. The SI4757-A40-AM is the active equivalent, ensuring long-term supply chain availability and manufacturer support.

Q: Are there any PCB layout changes required when switching from SI4753-A10-AM to SI4757-A40-AM?

A: No. Both parts use the identical 32-VFQFN Exposed Pad package with 32-QFN (5x5) footprint. No PCB layout modifications are necessary.

Q: Do both parts have the same supply voltage requirements?

A: The SI4753-A10-AM operates at 2.7V ~ 5.5V. Supply voltage specifications for the SI4757-A40-AM are not provided in the available data. Consult the SI4757-A40-AM datasheet to confirm voltage compatibility with your application.

Q: Are the regulatory classifications identical?

A: Yes. Both parts share ECCN EAR99 and HTSUS 8542.39.0001 classifications, maintaining equivalent regulatory compliance.

Q: What is the inventory status of these parts?

A: SI4753-A10-AM: 779 Pcs (obsolete). SI4757-A40-AM: 1056 Pcs (active production).