Microchip ATECC608B-TFLXTLS Bedienungsanleitung
Microchip
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ATECC608B-TFLXTLS
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Data Sheet
© 2020-2023 Microchip Technology Inc. and its subsidiaries
DS40002249B - 1
Introducon
The ATECC608B-TFLXTLS is a pre-provisioned variant of the ATECC608B. The ATECC608B provides enhanced security measures
over that of the ATECC608A. These enhancements also apply to the ATECC608B-TFLXTLS. The TrustFLEX secure element is part
of Microchip’s family of generically provisioned security-focused devices. The device conguraon was designed to make the
secure element applicable to some of the most common use cases in the IoT market, while minimizing the learning and start-up
curves associated with security devices.
The ATECC608B-TFLXTLS conguraon is nearly idencal to that of the ATECC608B-TNGTLS. Some addional exibility has been
provided with respect to data loaded into cercate and key slots and the locking opons of those slots. These slot access
polices will be set by the Trust Plaorm Design Suite tools prior to ordering the ATECC608B-TFLXTLS devices. A Single Wire
Interface (SWI) opon is also available for this device.
This data sheet provides the slot and key conguraon informaon that is unique to the ATECC608B-TFLXTLS. This informaon
clearly denes the access policies of each of the data zone slots. Only relevant command and I/O operang informaon
has been included. An applicaon secon discussing Microchip’s hardware and soware tools that can aid in developing an
applicaon is also provided with addional links to the locaon of the tools.
Features
• Specied Conguraon Zone with limited selectable opons.
• I/O Opons
– I
2
C Interface with One-Time Changeable I
2
C Address
– Single Wire Interface (SWI)
• One Permanent Primary P-256 Ellipc Curve Cryptography (ECC secp256r1) Private Key Fixed at Manufacturing Time
• One Internal Sign Private Key for Key Aestaon
• Three Secondary P-256 ECC Private Keys that Can Be Regenerated by the User
• Signer Public Key from Signer Cercate
• Public Key Validaon Support
• One Customizable Symmetric Secret Key Slot
• IO Protecon Key Slot to Protect I
2
C Communicaon
• Secure Boot Enabled with Customizable Secure Boot Public Key at Time of Manufacture
• ECDH/KDF Key Slot Capable of Being Used with AES Keys and Commands
• X.509 Compressed Cercate Storage
• Customizable Cercate Storage Slots
• Available in 8-Pad UDFN and 8-Pin SOIC Packages in 2k unit producon quanes.
Use Cases
• Secure IoT TLS 1.2 and 1.3 Connecons
• Secure Boot/Secure Firmware Update
ATECC608B-TFLXTLS CryptoAuthencaon
™
Data
Sheet
ATECC608B-TFLXTLS
Produktspezifikationen
| Marke: | Microchip |
| Kategorie: | Nicht kategorisiert |
| Modell: | ATECC608B-TFLXTLS |
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