ATECC108-MAHDA-T Equivalent & Substitute Parts

Part Overview

The ATECC108-MAHDA-T is an authentication chip manufactured by Microchip Technology, designed for networking and communications applications. This device is classified as obsolete, which necessitates identification of active equivalent parts for continued system design and procurement. The ATECC108-MAHDA-T operates as a CryptoAuthentication™ series component in an 8-UDFN (2x3) surface mount package with exposed pad configuration.

Substiute Parts

ATECC108-MAHDA-T

Microchip TechnologyIn Stock: 4172ATECC108-MAHDA-T Datasheet

Current PartRFQ

ATECC108A-MAHDA-T

Microchip TechnologyIn Stock: 6670ATECC108A-MAHDA-T Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the ATECC108-MAHDA-T is determined by the following critical parameters:

Mechanical Compatibility:

• Identical package type: 8-UFDFN Exposed Pad
• Identical supplier device package: 8-UDFN (2x3)
• Identical mounting type: Surface Mount

Functional Compatibility:

• Same manufacturer: Microchip Technology
• Same series: CryptoAuthentication™
• Same device type: Authentication Chip
• Same application domain: Networking and Communications

Regulatory & Environmental Compliance:

• RoHS3 Compliance required
• REACH Unaffected status required
• MSL rating: 1 (Unlimited)

The ATECC108A-MAHDA-T satisfies all substitution criteria as a direct equivalent with active product status.

Parameter Comparison

Engineering Selection Recommendations

The ATECC108A-MAHDA-T is the direct substitute for the obsolete ATECC108-MAHDA-T. Selection of the ATECC108A-MAHDA-T is based on:

1. Product Status Alignment: The ATECC108A-MAHDA-T maintains active product status, ensuring continued availability and manufacturer support, whereas the ATECC108-MAHDA-T is obsolete.

2. Regulatory Compliance: Both parts maintain identical RoHS3 compliance and REACH Unaffected status, satisfying regulatory requirements for new designs and procurement.

3. Mechanical & Functional Equivalence: Identical package configuration (8-UDFN 2x3), mounting type (Surface Mount), and functional classification (Authentication Chip) ensure direct PCB-level compatibility without design modification.

4. Environmental Specifications: Matching MSL rating of 1 (Unlimited) ensures equivalent handling and storage requirements.

Frequently Asked Questions (FAQ)

Q: Can the ATECC108A-MAHDA-T be used as a direct replacement for the ATECC108-MAHDA-T on existing PCBs?

A: Yes. The ATECC108A-MAHDA-T is mechanically and functionally equivalent. Both devices use the 8-UDFN (2x3) package with identical pin configuration and surface mount requirements. No PCB redesign is required.

Q: What is the primary reason for substitution?

A: The ATECC108-MAHDA-T is classified as obsolete. The ATECC108A-MAHDA-T is the active equivalent part from Microchip Technology, ensuring continued procurement availability and manufacturer support.

Q: Are there differences in regulatory compliance between these parts?

A: No. Both parts maintain identical RoHS3 compliance and REACH Unaffected status. Environmental and regulatory requirements are equivalent.

Q: What packaging options are available for the ATECC108A-MAHDA-T?

A: The ATECC108A-MAHDA-T is available in Cut Tape (CT) and Digi-Reel® packaging, as well as Tape & Reel (TR) format for production volumes.

Q: Are there any differences in moisture sensitivity handling?

A: No. Both parts carry an MSL rating of 1 (Unlimited), indicating identical moisture sensitivity levels and storage requirements.