Maxim Integrated DS28E38 secure ECDSA authenticator
The DS28E38 is an ECDSA public key-based secure authenticator that incorporates Maxim’s patented ChipDNA™ PUF technology
Protect Your Design Using Crypto-Strong Authentication Secured with a Physically Unclonable Function.
The DS28E38 is an ECDSA public key-based secure authenticator that incorporates Maxim’s patented ChipDNA™ PUF technology. ChipDNA technology involves a physically unclonable function (PUF) that enables the DS28E38 to deliver cost-effective protection against invasive physical attacks.
- Patented Physically Unclonable Function Secures Device Data
- FIPS 186-Compliant ECDSA P256 Signature
- RNG with NIST SP 800-90B Compliant Entropy Source
- 2Kbits of EEPROM
Robust Countermeasures Protect Against Security AttacksPatented Physically Unclonable Function Secures Device Data
Patented Physically Unclonable Function Secures Device Data
Actively Monitored Die Shield Detects and Reacts to Intrusion Attempts
All Stored Data Cryptographically Protected from Discovery
Efficient Public-Key Authentication Solution to Authenticate PeripheralsFIPS 186-Compliant ECDSA P256 Signature for Challenge/Response Authentication
FIPS 186-Compliant ECDSA P256 Signature for Challenge/Response Authentication
Options for ECDSA Public/Private Key Pair Source Include ChipDNA Generated, Chip Computed, and User Installed
TRNG with NIST SP 800-90B Compliant Entropy Source
Supplemental Features Enable Easy Integration into End Applications17-Bit One-Time Settable, Nonvolatile Decrement-Only Counter with Authenticated Read
2Kbits of EEPROM for User Data, Key, Control Registers, and Certificate
Unique and Unalterable Factory Programmed 64-Bit Identification Number (ROM ID)
Single-Contact, 1-Wire Interface Communication with Host at 11.7kbps and 62.5kbps Operating Range: 3.3V ±10%, -40°C to +85°C
6-Pin TDFN-EP Package (3mm x 3mm)
- IoT Node Authentication
- Peripheral Authentication
- Accessories Authentication
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