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IC AUTHENTICATION CHIP 8UDFN
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ManufacturerMicrochip Technology
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Mfr. Part #ATECC508A-MAHDA-T
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Datasheet ATECC508A-MAHDA-T DataSheet
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Package UFDFN-8
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In Stock1344
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Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | CryptoAuthentication™ |
| Part Status | Active |
| Type | Authentication Chip |
| Applications | Networking and Communications |
| Mounting Type | Surface Mount |
Overview
Description
Key features include:
1. Secure Storage: It provides a secure environment for storing cryptographic keys and certificates.
2. Cryptographic Operations: Supports asymmetric (ECC) and symmetric encryption algorithms to enable secure data transactions.
3. Authentication: Facilitates mutual authentication between devices and servers or among devices.
4. Low Power Consumption: Suitable for battery-operated devices due to its efficient power usage.
5. I2C Interface: Integrates easily with microcontrollers via a simple I2C communication interface.
The ATECC508A is widely used in industries that require stringent security measures, such as automotive, consumer electronics, and industrial systems, providing a hardware-based layer of security.
Equivalent
Features
1. Cryptographic Algorithms: Supports Elliptic Curve Digital Signature Algorithm (ECDSA) for authentication, and Elliptic Curve Diffie-Hellman (ECDH) for key agreement. It also includes hardware support for AES encryption.
2. Secure Key Storage: Offers secure storage for cryptographic keys and certificates, ensuring they are protected from unauthorized access.
3. Random Number Generator: Integrated high-quality hardware-based random number generator for cryptographic operations.
4. Authentication: Facilitates mutual authentication between devices using secure algorithms.
5. Low Power Consumption: Designed for low power operation, making it suitable for battery-powered applications.
6. I²C Interface: Communicates with microcontrollers using a standard I²C interface, simplifying integration.
7. Tamper Resistance: Built with security features to resist tampering and unauthorized physical probing.
8. Wide Operating Range: Operates over a wide voltage range (2.0V to 5.5V) and temperature range (-40°C to 85°C).
These features make the ATECC508A ideal for IoT devices, secure communications, and other applications requiring robust security.
Pinout
The ATECC508A comes in an 8-lead UDFN (Ultra Thin Dual Flat No-lead) package. The pin count is 8.
Key functions of the ATECC508A include:
1. Secure Key Storage: Provides secure storage for cryptographic keys.
2. Cryptographic Operations: Supports a wide range of cryptographic operations, such as ECC (Elliptic Curve Cryptography) for signing and verification.
3. Authentication: Facilitates secure authentication of devices.
4. Encryption and Decryption: Offers encryption and decryption capabilities.
5. Secure Boot: Can be used to implement secure boot processes.
6. Random Number Generation: Includes a true random number generator for cryptographic operations.
These features make the ATECC508A suitable for applications that require robust security, such as IoT devices, secure communications, and hardware security modules.