ATAES132A
32K AES Serial EEPROM Specification
SUMMARY DATASHEET
Features
CryptoAuthentication
Crypto Element Device with Secure Hardware-based Key Storage
Ensures Things and Code
are Real, Untampered, and
Confidential
32Kb Standard Serial EEPROM Memory
Compatible with the Atmel® AT24C32D and the Atmel AT25320B
16 User Zones of 2Kb Each
High-security Features
AES Algorithm with 128-bit Keys
AES-CCM for Authentication
Message Authentication Code (MAC) Capability
Guaranteed Unique Die Serial Number
Secure Storage for up to Sixteen 128-bit Keys
Encrypted User Memory Read and Write
Internal High-quality FIPS Random Number Generator (RNG)
16 High-Endurance Monotonic EEPROM Counters
Flexible User Configured Security
User Zone Access Rights Independently Configured
Authentication Prior to Zone Access
Secure Download and Boot
Read/Write, Encrypted, or Read-only User Zone Options
Authentication and Protect Code
In-transit
High-speed Serial Interface Options
Ecosystem Control
Ensure Only OEM/Licensed
Nodes and Accessories Work
10MHz SPI (Mode 0 and 3)
1MHz Standard I2C Interface
2.5V to 5.5V Supply Voltage Range
Anti-cloning
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