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AT90SP0801 Datasheet Secure Signature Generation Chip

Manufacturer: Atmel (now Microchip Technology)

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General Description

The AT90SP0801 is used to perform cryptographic operations, using asymmetric private keys stored in its internal EEPROM.

An arbitrary number of private keys can be stored externally and decrypted by the chip when required.

Communication to the system processor is via the SMBus.

Overview

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Key Features

  • Secure Computation of Public Key Signatures Secure Storage and Decryption of Symmetric Keys On-chip Cache for Frequently Used Keys SMBus Communications Port On-board Public Key Computation Engine and Microprocessor Physical and Logical Security Measures to Inhibit Attacks 20-lead SOIC Package, 0°C to +70°C Operating Range 3.3V ±10% Supply Voltage.

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