Overview
The ATSHA204A-SSHDA-T is a cryptographic authentication device produced by Microchip Technology. This component is designed to provide secure authentication and verification for various applications. It features an Electrically Erasable Programmable Read-Only Memory (EEPROM) array for key storage and supports multiple communication interfaces. The ATSHA204A is part of the CryptoAuthentication family, ensuring robust security measures such as secure download and boot, ecosystem control, message security, and anti-cloning capabilities.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 8-lead SOIC, 8-lead TSSOP, 3-lead SOT23, 8-pad UDFN, 8-pad XDFN, 3-lead CONTACT |
| Supply Voltage Range | 2.0V to 5.5V |
| Communications Voltage Range | 1.8V to 5.5V |
| Sleep Current | <150nA |
| Communication Interfaces | UART-compatible High-Speed, Single-Wire Interface, 1MHz I2C Interface |
| Operating Temperature Range | -40°C to +85°C |
| EEPROM Size | 4.5Kb (including 16 OTP bytes) |
Key Features
- Electrically Erasable Programmable Read-Only Memory (EEPROM) array for key storage
- Multiple I/O options: UART-compatible High-Speed, Single-Wire Interface, and 1MHz I2C Interface
- Wide supply voltage range: 2.0V to 5.5V
- Low sleep current: <150nA
- Secure download and boot capabilities
- Ecosystem control and message security features
- Anti-cloning protection
Applications
The ATSHA204A-SSHDA-T is suitable for a variety of applications requiring secure authentication and verification. These include:
- Secure download and boot processes
- Ecosystem control and management
- Message security and encryption
- Anti-cloning and counterfeit prevention
- IoT devices and smart home appliances
- Industrial control systems and automation
- Medical devices and healthcare equipment
Q & A
- What is the primary function of the ATSHA204A-SSHDA-T?
The primary function is to provide secure authentication and verification using cryptographic methods. - What types of packages are available for the ATSHA204A-SSHDA-T?
The device is available in 8-lead SOIC, 8-lead TSSOP, 3-lead SOT23, 8-pad UDFN, 8-pad XDFN, and 3-lead CONTACT packages. - What is the supply voltage range for the ATSHA204A-SSHDA-T?
The supply voltage range is 2.0V to 5.5V. - What communication interfaces does the ATSHA204A-SSHDA-T support?
The device supports UART-compatible High-Speed, Single-Wire Interface, and 1MHz I2C Interface. - What is the sleep current of the ATSHA204A-SSHDA-T?
The sleep current is less than 150nA. - Does the ATSHA204A-SSHDA-T support secure download and boot?
Yes, it supports secure download and boot processes. - What is the operating temperature range of the ATSHA204A-SSHDA-T?
The operating temperature range is -40°C to +85°C. - What is the purpose of the EEPROM in the ATSHA204A-SSHDA-T?
The EEPROM is used for key storage and other secure data. - Is the ATSHA204A-SSHDA-T suitable for IoT applications?
Yes, it is suitable for IoT devices and smart home appliances due to its secure authentication capabilities. - Does the ATSHA204A-SSHDA-T provide anti-cloning protection?
Yes, it includes anti-cloning protection features.
