ATECC608C-TNGTLS - Uncategorized Microchip - Free user manual and instructions
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| Product Type | Cryptographic Co-Processor (Secure Element) |
| Part Number | ATECC608C-TNGTLS |
| Dimensions | 2.0 mm x 3.0 mm (UDFN-8 package) |
| Weight | Approx. 10 mg |
| Supply Voltage | 2.0 V to 5.5 V |
| Operating Temperature | -40°C to +85°C |
| Communication Interface | I²C (up to 1 MHz) |
| Key Storage | Up to 16 keys (ECC or AES) |
| Hardware Features | True Random Number Generator, 64-bit Serial Number |
| Security Features | Tamper Detection, Secure Boot, Anti-Cloning |
| Supported Protocols | TLS 1.2/1.3, ECDSA, ECDH |
| Certifications | FIPS 140-2 Level 2 (pending), Common Criteria EAL5+ |
| Power Consumption | Active: < 2 mA, Sleep: < 200 nA |
| Programming Interface | Field-programmable via I²C (custom keys and certificates) |
| Maintenance | None required; firmware updates not supported |
| Warranty | 1 year (manufacturer) |
Frequently Asked Questions - ATECC608C-TNGTLS Microchip
What is the ATECC608C-TNGTLS used for?
The ATECC608C-TNGTLS is a secure element designed for TLS authentication in IoT devices, providing hardware-based key storage and cryptographic operations.
Can I store multiple keys in this chip?
Yes, it can store up to 16 keys (ECC or AES), each in a dedicated slot with configurable access permissions.
How do I communicate with the ATECC608C?
The chip uses an I²C interface with a standard communication protocol. The slave address is configurable via pins.
Is the ATECC608C-TNGTLS pre-programmed?
Yes, the TNGTLS variant comes pre-programmed with a unique certificate and key pair for TLS authentication, simplifying integration.
What is the operating voltage range?
The device operates from 2.0 V to 5.5 V, making it suitable for both low-power and standard logic levels.
Does it support custom key generation?
Yes, you can generate keys internally using the built-in True Random Number Generator (TRNG) or load externally.
How secure is the ATECC608C?
It features tamper detection, secure memory encryption, and is certified to Common Criteria EAL5+, making it resistant to physical and side-channel attacks.
Can I use this chip for TLS 1.3?
Yes, it supports TLS 1.2 and 1.3 via pre-shared keys or certificate-based authentication with ECDHE.
What package does the ATECC608C come in?
It is available in an 8-lead UDFN package (2x3 mm), ideal for space-constrained designs.
Where can I find programming and usage guides?
Refer to the official Microchip application notes and the datasheet for detailed I²C commands and integration examples.
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