AT97SC3205T-H3M4C-00

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Security and Authentication
• Characteristics: High-security cryptographic processor
• Package: 32-pin QFN (Quad Flat No-Lead)
• Essence: Secure authentication and encryption for various applications
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Manufacturer: Atmel Corporation
• Part Number: AT97SC3205T-H3M4C-00
• Supply Voltage: 2.7V to 3.6V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C, SPI
• Cryptographic Algorithms: AES, DES, RSA, SHA-1, SHA-256
• Memory Size: 32KB EEPROM, 64KB ROM
• Key Management: Up to 16 keys
• Security Features: Tamper detection, secure key storage, random number generator

Detailed Pin Configuration

The AT97SC3205T-H3M4C-00 has a total of 32 pins arranged as follows:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power supply voltage | | 2 | GND | Ground | | 3 | SDA | I2C data line | | 4 | SCL | I2C clock line | | 5 | CS | Chip select for SPI interface | | 6-9 | NC | No connection | | 10 | RESET | Reset input | | 11-12 | NC | No connection | | 13-14 | VSS | Ground | | 15-18 | NC | No connection | | 19 | VCC | Power supply voltage | | 20-21 | NC | No connection | | 22 | CLK | Clock input for secure operations | | 23-24 | NC | No connection | | 25 | IO1 | General-purpose I/O pin | | 26-27 | NC | No connection | | 28 | IO0 | General-purpose I/O pin | | 29-32 | NC | No connection |

Functional Features

• Secure Authentication: The AT97SC3205T-H3M4C-00 provides robust security features for authentication purposes, ensuring the integrity and confidentiality of data.
• Cryptographic Processing: It supports various cryptographic algorithms such as AES, DES, RSA, SHA-1, and SHA-256, enabling secure encryption and decryption operations.
• Tamper Detection: The IC incorporates tamper detection mechanisms to detect any physical tampering attempts, triggering appropriate responses to protect sensitive information.
• Key Management: It offers secure key storage capabilities, allowing up to 16 keys to be securely stored and used for cryptographic operations.
• Random Number Generation: The integrated random number generator ensures the generation of unpredictable numbers, essential for cryptographic protocols.

Advantages and Disadvantages

Advantages: - High-security level with robust cryptographic algorithms - Tamper detection mechanism enhances overall security - Flexible communication interfaces (I2C, SPI) - Secure key storage for multiple keys - Random number generator for secure protocols

Disadvantages: - Limited memory size compared to some other cryptographic processors - Relatively higher power consumption compared to low-power ICs

Working Principles

The AT97SC3205T-H3M4C-00 operates by receiving commands and data through the communication interface (I2C or SPI). It performs cryptographic operations using the specified algorithms and securely stores keys in its memory. The tamper detection mechanism continuously monitors the integrity of the IC, triggering appropriate responses if any tampering attempts are detected.

Detailed Application Field Plans

The AT97SC3205T-H3M4C-00 is widely used in various applications that require secure authentication and encryption. Some of the key application fields include: 1. Smart Cards: Used in contact and contactless smart cards for secure identification and payment systems. 2. Secure Communication Systems: Integrated into communication devices to ensure secure data transmission and protection against eavesdropping. 3. Embedded Systems: Incorporated into embedded systems for secure booting, firmware updates, and secure storage of sensitive information. 4. IoT Devices: Utilized in Internet of Things (IoT) devices to provide secure authentication and encryption for data exchange between devices and cloud services.

Detailed and Complete Alternative Models

1. AT97SC3205T-H3M4C-01: Similar to AT97SC3205T-H3M4C-00 with additional features such as extended memory size and enhanced security mechanisms.
2. AT97SC3205