Microchip ATECC608B-TFLXTLS Manual

Microchip Ikke kategoriseret ATECC608B-TFLXTLS

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Side 1/63
Data Sheet
© 2020-2023 Microchip Technology Inc. and its subsidiaries
DS40002249B - 1
Introducon
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 conguraon 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 conguraon idencal is nearly to that of the ATECC608B-TNGTLS. Some has beenaddional exibility
provided with respect to data loaded into cercate and key slots and the locking of those slots. These slot accessopons
polices will be set by the Trust Design Suite tools prior to ordering the ATECC608B-TFLXTLS devices. A Single WirePlaorm
Interface (SWI) is also available for this device.opon
This data sheet provides the slot and key conguraon informaon that is unique to the ATECC608B-TFLXTLS. This informaon
clearly the access policies of each of the data zone slots. Only relevant command and I/O denes operang informaon
has been included. An discussing Microchips hardware and tools that can aid in developing anapplicaon secon soware
applicaon is also provided with links to the of the tools.addional locaon
Features
Zone with limited selectable Specied Conguraon opons.
I/O Opons
– I2C Interface with One-Time Changeable I2C Address
Single Wire Interface (SWI)
One Permanent Primary P-256 Ellipc Curve Cryptography (ECC secp256r1) Private Key Fixed at Manufacturing Time
One Internal Sign Private Key for Key Aestaon
Three Secondary P-256 ECC Private Keys that Can Be Regenerated by the User
Signer Public Key from Signer Cercate
Public Key Validaon Support
One Customizable Symmetric Secret Key Slot
IO Key Slot to Protect IProtecon 2C Communicaon
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 Cercate Storage
Customizable Cercate Storage Slots
Available in 8-Pad UDFN and 8-Pin SOIC Packages in 2k unit producon quanes.
Use Cases
Secure IoT TLS 1.2 and 1.3 Connecons
Secure Boot/Secure Firmware Update
ATECC608B-TFLXTLS CryptoAuthencaon Data
Sheet
ATECC608B-TFLXTLS


Produkt Specifikationer

Mærke: Microchip
Kategori: Ikke kategoriseret
Model: ATECC608B-TFLXTLS

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