AT97SC3204-X1A190

Product Overview

Category: Integrated Circuit (IC)
Use: Security and Authentication
Characteristics: High-security cryptographic module
Package: 32-pin QFN (Quad Flat No-Lead)
Essence: Secure authentication and protection of sensitive data
Packaging/Quantity: Available in reels of 2500 units

Specifications

Manufacturer: Atmel Corporation
Operating Voltage: 2.7V to 3.6V
Operating Temperature: -40°C to +85°C
Memory Size: 4KB EEPROM
Security Features: AES-128 encryption, SHA-256 hashing, secure key storage
Communication Interface: I2C (Inter-Integrated Circuit)

Detailed Pin Configuration

The AT97SC3204-X1A190 has a total of 32 pins arranged as follows:

VCC
SDA (I2C Data)
SCL (I2C Clock)
GND
NC (No Connection)
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC

Functional Features

Secure storage and management of cryptographic keys
Hardware-based encryption and decryption using AES-128 algorithm
Secure boot process for system integrity verification
Tamper detection and response mechanisms
Secure communication with external devices via I2C interface
Support for secure firmware updates

Advantages and Disadvantages

Advantages: - High level of security for sensitive data - Robust cryptographic algorithms for encryption and hashing - Tamper detection enhances system integrity - Compact package size for easy integration - Flexible I2C interface for seamless communication

Disadvantages: - Limited memory size (4KB EEPROM) - Relatively high cost compared to non-security ICs - Requires additional software development for full utilization

Working Principles

The AT97SC3204-X1A190 is designed to provide secure authentication and protection of sensitive data. It utilizes advanced cryptographic algorithms, such as AES-128 encryption and SHA-256 hashing, to ensure the confidentiality and integrity of information. The IC securely stores cryptographic keys and performs hardware-based encryption and decryption operations.

During the boot process, the IC verifies the integrity of the system firmware to prevent unauthorized modifications. It also incorporates tamper detection mechanisms to detect physical attacks or tampering attempts. In case of a tamper event, the IC can respond by erasing sensitive data or triggering an alarm.

The IC communicates with external devices using the I2C interface, enabling secure data exchange. It supports secure firmware updates, allowing for the installation of patches or new features while maintaining the overall security of the system.

Detailed Application Field Plans

The AT97SC3204-X1A190 is widely used in various applications that require secure authentication and protection of sensitive data. Some of the key application fields include:

Smart Cards: Used in contact and contactless smart cards for secure identification, access control, and payment systems.
Embedded Systems: Integrated into embedded systems for secure boot, firmware protection, and secure communication with peripherals.
IoT Devices: Incorporated into Internet of Things (IoT) devices to ensure secure data transmission and protect against unauthorized access.
Industrial Control Systems: Deployed in industrial control systems to safeguard critical infrastructure and prevent unauthorized modifications.
Medical Devices: Integrated into medical devices to protect patient data, ensure device authenticity, and prevent tampering.

Detailed and Complete Alternative Models

AT97SC3204-X1A190: The model described in this entry.
AT97SC3204-X1A180: Similar to the X1A190 model but with a different operating temperature range (-40°C to +105°C).
AT97SC3204-X1A200: Enhanced version with increased memory size (8KB EEPROM) and additional security features.
AT97SC3204-X1A160: Lower-cost variant with reduced security features and limited operating temperature range (-20°C to +70°C).

These alternative models offer varying specifications and features to cater to different application requirements and cost considerations.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AT97SC3204-X1A190 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AT97SC3204-X1A190 in technical solutions:

Q1: What is the AT97SC3204-X1A190? A1: The AT97SC3204-X1A190 is a secure microcontroller designed for use in various technical solutions, providing advanced security features.

Q2: What are the key features of the AT97SC3204-X1A190? A2: Some key features include secure boot, cryptographic acceleration, tamper detection, secure storage, and support for various communication protocols.

Q3: How can the AT97SC3204-X1A190 enhance security in technical solutions? A3: The AT97SC3204-X1A190 provides secure boot capabilities, cryptographic acceleration for secure communication, tamper detection mechanisms, and secure storage for sensitive data, ensuring robust security in technical solutions.

Q4: What communication protocols does the AT97SC3204-X1A190 support? A4: The AT97SC3204-X1A190 supports popular communication protocols such as I2C, SPI, UART, and USB, making it versatile for integration into different systems.

Q5: Can the AT97SC3204-X1A190 be used in IoT applications? A5: Yes, the AT97SC3204-X1A190 is suitable for IoT applications where secure communication, device authentication, and data protection are crucial.

Q6: How does the AT97SC3204-X1A190 ensure secure boot? A6: The AT97SC3204-X1A190 uses secure boot techniques, including digital signatures and secure storage of boot code, to verify the integrity and authenticity of firmware during the boot process.

Q7: Does the AT97SC3204-X1A190 have tamper detection capabilities? A7: Yes, the AT97SC3204-X1A190 includes tamper detection mechanisms that can detect physical tampering attempts, triggering security measures or erasing sensitive data if necessary.

Q8: Can the AT97SC3204-X1A190 be used in payment terminals or POS systems? A8: Absolutely! The AT97SC3204-X1A190's advanced security features make it suitable for securing payment terminals and point-of-sale (POS) systems, protecting sensitive financial transactions.

Q9: Is the AT97SC3204-X1A190 compatible with industry standards for secure microcontrollers? A9: Yes, the AT97SC3204-X1A190 complies with industry standards such as Common Criteria (CC) and FIPS 140-2, ensuring its security features meet rigorous certification requirements.

Q10: What development tools are available for working with the AT97SC3204-X1A190? A10: Atmel Studio, a comprehensive integrated development environment (IDE), provides tools and libraries specifically designed for developing applications using the AT97SC3204-X1A190. Additionally, documentation and application notes are available to assist developers.