ASFL-103-40.000MHZ Equivalent & Substitute Parts

Part Overview

The ASFL-103-40.000MHZ is a 40 MHz oscillator manufactured by Abracon LLC. This component operates as an XO (Standard) oscillator with HCMOS and TTL output compatibility. The part is classified as obsolete, necessitating identification of active equivalent components to maintain design continuity and ensure ongoing component availability for production and maintenance applications.

Substiute Parts

ASFL-103-40.000MHZ

Abracon LLCIn Stock: 750ASFL-103-40.000MHZ Datasheet

Current PartRFQ

ASFL1-40.000MHZ-L-T

Abracon LLCIn Stock: 2969ASFL1-40.000MHZ-L-T Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ASFL-103-40.000MHZ is based on the following critical parameters:

Frequency Match: The substitute part operates at the identical frequency of 40.000 MHz, ensuring direct functional replacement without circuit redesign.

Manufacturer Consistency: Both the main part and substitute are manufactured by Abracon LLC, maintaining supply chain consistency and design validation heritage.

Compliance Alignment: The substitute part maintains ROHS3 compliance and REACH Unaffected status, matching the regulatory requirements of the obsolete component.

Moisture Sensitivity: Both components share MSL 1 (Unlimited) classification, indicating identical moisture handling and storage requirements.

Product Status: The substitute part (ASFL1-40.000MHZ-L-T) carries Active status, providing long-term availability and production support.

Parameter Comparison

Engineering Selection Recommendations

The ASFL1-40.000MHZ-L-T serves as the direct substitute for the obsolete ASFL-103-40.000MHZ based on the following engineering criteria:

Regulatory Compliance: Both components maintain ROHS3 compliance and REACH Unaffected status, satisfying current environmental and regulatory requirements for electronic component procurement.

Manufacturer Support: Abracon LLC continues active production and support of the ASFL1 series, ensuring long-term availability, technical documentation, and supply chain stability.

Frequency Specification: The 40 MHz frequency specification is maintained across both components, eliminating the need for circuit modification or re-qualification.

Moisture Handling: Identical MSL 1 classification ensures compatibility with existing storage, handling, and assembly processes without additional environmental controls.

Active Product Status: The substitute part's Active status provides assurance of continued manufacturing support and component availability for current and future production requirements.

Frequently Asked Questions (FAQ)

Q: Can the ASFL1-40.000MHZ-L-T directly replace the ASFL-103-40.000MHZ in existing designs?

A: Yes. Both components operate at 40 MHz with identical regulatory compliance (ROHS3, REACH Unaffected) and moisture sensitivity classification (MSL 1). The substitute part is manufactured by the same supplier and maintains functional compatibility at the specified frequency.

Q: What is the primary reason for substitution?

A: The ASFL-103-40.000MHZ is classified as obsolete. The ASFL1-40.000MHZ-L-T is an active product from the same manufacturer, ensuring ongoing availability and production support.

Q: Are there packaging differences between the two parts?

A: The ASFL-103-40.000MHZ packaging specification is not provided in the available documentation. The ASFL1-40.000MHZ-L-T is packaged as 4-SMD, No Lead with dimensions of 5.00mm x 3.20mm and a maximum seated height of 1.30mm. Verify PCB layout compatibility with these dimensions before implementation.

Q: Do both parts require identical storage and handling procedures?

A: Yes. Both components share MSL 1 (Unlimited) classification, indicating no moisture sensitivity restrictions. Standard electronic component storage practices apply to both parts.

Q: What output characteristics does the substitute part provide?

A: The ASFL1-40.000MHZ-L-T provides HCMOS and TTL output compatibility with 3.3V supply voltage, ±100ppm frequency stability, and maximum supply current of 45mA under normal operation.