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Microchip Technology ATECC508A-SSHDA-T
- Part No.:
- ATECC508A-SSHDA-T
- Manufacturer:
- Microchip Technology
- Category:
- Specialized ICs
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Description:
- IC AUTHENTICATION CHIP 8SOIC
- Quantity:
Unit Price:$0
Ext Price:$0
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- Shipping:
Product Details
ATECC508A-SSHDA-T - Microchip CryptoAuthentication™ IC with ECC Support (SOIC-8)
The ATECC508A-SSHDA-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 an industry-standard SOIC-8 package, it is designed for secure key storage, identity authentication, and encrypted communication.
Product Focus: This version features a robust SOIC-8 footprint, preferred for designs where ease of assembly and standard PCB trace routing are prioritized.
Product Overview
The ATECC508A-SSHDA-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.
Industry-standard SOIC-8 footprint offers ease of assembly and high compatibility with legacy board 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-SSHDA-T is housed in an 8-pin SOIC package.
- Package Code: SSH (SOIC standard).
- Dimensions: Standard SOIC-8 footprint.
- Operating Temp: Industrial range -40°C to +85°C.
- RoHS Status: Fully Lead-Free and Green compliant.
Pin Functions & Terminal Map
The SOIC-8 pinout provides simplified connectivity for host processors, supporting standard I2C bus protocols.
Technical Specifications
| Part Number | ATECC508A-SSHDA-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 | SOIC-8 |
Equivalent & Replacement Guide
The ATECC508A-SSHDA-T is a standard SOIC-8 security component. Functional equivalents available include:
- STSAFA110S8SPL02 (STMicroelectronics): Functionally compatible secure authentication device in SOIC-8 package.
- STSAFA110S8SPL03 (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 SOIC-8 package compatible with automated assembly?
Disclaimer
ATECC508A-SSHDA-T Information
- Specifications
- Tags
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- CryptoAuthentication™
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- 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-SOIC
- Grade:
- -
- Qualification:
- -
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