Product Overview
The DS28S60Q-N8+ is a DeepCover cryptographic coprocessor from Analog Devices (formerly Maxim Integrated) with ChipDNA physically unclonable function (PUF) technology. It provides secure authentication and encryption using ECDSA P-256 and SHA-256 algorithms, protecting connected devices from counterfeiting and unauthorized access.
Key Specifications
| Security Feature | ChipDNA PUF |
| Encryption | ECDSA P-256, SHA-256 |
| Interface | I2C |
| Supply Voltage | 1.71V to 3.63V |
| Supply Current | 4.5mA (active) |
| Package | 8-pin TDFN (3x3mm) |
| Operating Temperature | -40 to +85C |
Features
- ChipDNA PUF for unclonable cryptographic key
- ECDSA P-256 digital signature generation
- SHA-256 hash computation
- I2C communication interface
- Secure storage for certificates and keys
- Invasive attack protection via ChipDNA
- Low power consumption
Applications
- Peripheral and consumable authentication
- IoT device security
- Medical device anti-counterfeiting
- Industrial sensor authentication
- Secure boot verification