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Microchip Technology ATECC508A-MAHDA-T
- Part No.:
- ATECC508A-MAHDA-T
- Manufacturer:
- Microchip Technology
- Category:
- Specialized ICs
- Package:
- 8-UFDFN Exposed Pad
- Description:
- IC AUTHENTICATION CHIP 8UDFN
- Quantity:
Unit Price:$0
Ext Price:$0
- Payment:
- Shipping:
Product Details
ATECC508A-MAHDA-T - Microchip CryptoAuthentication™ IC with ECC Support (UDFN-8)
The ATECC508A-MAHDA-T is a high-security CryptoAuthentication™ device from Microchip Technology. It integrates advanced Elliptic Curve Cryptography (ECC) to provide a robust hardware-based root-of-trust for IoT and network security. Housed in a compact UDFN-8 package, it is designed for secure key storage, identity authentication, and encrypted communication.
Product Focus: This version is an optimized package variant within the ATECC508A family, widely used in connected accessories and industrial applications requiring secure identity.
Product Overview
The ATECC508A-MAHDA-T protects intellectual property and ensures platform integrity by providing secure key storage and cryptographic services. By utilizing dedicated hardware to perform intensive ECC operations, it ensures that private keys remain shielded from unauthorized software-level access.
The device includes a high-quality Random Number Generator (RNG) and supports secure boot, message authentication, and TLS-based cloud connectivity, making it an essential component for protecting connected devices from modern cyber threats.
About Microchip Technology
Microchip Technology Inc. is a leading provider of smart, connected, and secure embedded control solutions. Their CryptoAuthentication™ portfolio, including the ATECC family, is widely recognized for delivering reliable, scalable, and easy-to-implement security architectures for global industrial markets.
Microchip's commitment to longevity and quality ensures that their security ICs remain a stable foundation for long-term product lifecycles in mission-critical applications.
Key Advantages
Supports Elliptic Curve Cryptography (ECDSA, ECDH) for superior security with smaller key sizes compared to RSA.
Optimized UDFN-8 package ensures maximum efficiency in layout-constrained designs.
Provides protected storage for private keys and sensitive certificates within a tamper-resistant hardware environment.
Supports standard I2C and Single-Wire interfaces, ensuring compatibility with a wide range of host microcontrollers.
Package & Mechanical Details
The ATECC508A-MAHDA-T is housed in a compact 8-pin UDFN package.
- Package Code: MAH (UDFN standard).
- Dimensions: Compact surface-mount footprint.
- Operating Temp: Industrial range -40°C to +85°C.
- RoHS Status: Fully Lead-Free and Green compliant.
Pin Functions & Terminal Map
Designed for high integration, the UDFN-8 pinout facilitates easy connection to host processors.
Technical Specifications
| Part Number | ATECC508A-MAHDA-T |
|---|---|
| Manufacturer | Microchip Technology |
| Algorithm | ECC (ECDSA/ECDH) |
| Secure Storage | EEPROM (Key Zones) |
| Voltage Supply | 2.0V to 5.5V |
| Interface | I2C / Single-Wire |
| Package | UDFN-8 |
Equivalent & Replacement Guide
The ATECC508A series includes several package/variant options. The following functional equivalents are available:
- STSAFA110DFSPL02 (STMicroelectronics): Functional equivalent for peripheral authentication in UDFN-8 footprint.
- STSAFA110DFSPL03 (STMicroelectronics): Alternative variant for similar secure authentication applications.
Typical Applications
IoT Cloud Connectivity
Providing secure mutual authentication for devices connecting to major cloud platforms (AWS, Azure, Google Cloud).
Medical Equipment
Ensuring identity and safety for medical consumables, probes, and monitoring accessories.
Quality & Authenticity
- Tamper Evidence: Hardware-level security shielding against invasive and non-invasive attacks.
- Verified Source: Ensure supply via authorized Microchip distributors to maintain chain-of-trust.
- Certification: Designed to meet high-level security certification standards required in mission-critical applications.
Frequently Asked Questions
Does the ATECC508A support TLS 1.2/1.3?
Is the UDFN-8 package compatible with automated assembly?
Disclaimer
ATECC508A-MAHDA-T Information
- Specifications
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- CryptoAuthentication™
- Package/Case:
- 8-UFDFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Type:
- Authentication Chip
- Applications:
- Networking and Communications
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-UDFN (2x3)
- Grade:
- -
- Qualification:
- -
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