STSAFA120S8SPL05

Secure authentication companion device for consumables, accessories, and connected objects

Parameters

Supply Voltage Min Volt	1.8
Supply Voltage Max Volt	3.3
ECCN US	3A991.a.2
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	N/A
Grade	Industrial
Package Name	SO-8

Description

The STSAFE-A120 is a secure element, providing authentication and secure data management services to a local or remote host. It also provides cryptographic services like hashing, encryption, and decryption. It consists of a full turnkey solution with a secure operating system running on the latest...
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Key features

Key features
Unique ID Authentication for: Consumables and accessories anticloning Connected objects secure connection and preattachment to clouds (Azure, AWS, and others) Wireless chargers Qi 1.3 and Qi 2.0 Matter devices Digital power supplies OCP M-CRPS Pairing and secure channel with host application processor Configurable secure storage Usage monitoring with secure counters Secure connection establishment with remote host including transport layer security (TLS 1.2 and TLS 1.3) handshake Signature verification service (secure boot and firmware upgrade) Secure storage in host nonvolatile memory based on wrapping and unwrapping of local host envelopes Data hashing Symmetric data encryption or decryption On-chip key pair generation Cryptography and security features Advanced asymmetric cryptography 5 Elliptic curve crytpography (ECC), nonvolatile private key slots + 1 ephemeral ECC key slot Supported elliptic curves: NIST P-256 P-384, P-521 Brainpool P-256 P-384, P-512 Edwards 25519 Curve25519 Supported functionalities: Digital signature generation and verification (ECDSA and EdDSA) Diffie-Hellman shared secret establishment (ECDH) Advanced symmetric cryptography 16 slots of symmetric cryptography with AES-128/256 CCM*, ECB, GCM, CMAC, and HKDF Pairing with host-applicative processor AES 128-bit or 256-bit Local wrap/unwrap envelop key 2 slots of keys with AES 128-bit or AES 256-bit Data hashing SHA-2 with SHA-256, SHA-384, SHA-512 SHA-3 with SHA3-256, SHA3-384, SHA3-512 Random number generator Random number generator with NIST SP 800-90B compliant entropy source Latest generation of highly secure MCUs Unique serial number on each die CC EAL5+ AVA_VAN.5, and ALC_DVS.2 Common Criteria certified Active shield Monitoring of environmental parameters Protection mechanism against fault injection Protection against side-channel attacks Hardware characteristics 16 Kbytes of configurable nonvolatile memory 25 years of data retention at 25°C 500 000 erase/write cycle endurance at 25°C 2.7 V to 5.5 V continuous supply voltages Operating temperature: -40°C to +105°C Communication protocol I²C - bus slave interface Up to 400 kbps transmission speed (Fast mode) 7-bit addressing Packages ECOPACK-compliant SO8N 8-lead plastic small outline package and UFDFPN 8-lead ultrathin profile fine pitch dual flat package.

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Quantity	$ per unit	Savings
1-9	$2.81	0%
10-99	$2.10	25%
100-249	$1.73	39%
250-499	$1.64	42%
500	$1.57	44%
500 +	Contact sales

$2.81

Parameters

Supply Voltage Min Volt	1.8
Supply Voltage Max Volt	3.3
ECCN US	3A991.a.2
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	N/A
Grade	Industrial
Package Name	SO-8

Description

Key features

Key features
Unique ID Authentication for: Consumables and accessories anticloning Connected objects secure connection and preattachment to clouds (Azure, AWS, and others) Wireless chargers Qi 1.3 and Qi 2.0 Matter devices Digital power supplies OCP M-CRPS Pairing and secure channel with host application processor Configurable secure storage Usage monitoring with secure counters Secure connection establishment with remote host including transport layer security (TLS 1.2 and TLS 1.3) handshake Signature verification service (secure boot and firmware upgrade) Secure storage in host nonvolatile memory based on wrapping and unwrapping of local host envelopes Data hashing Symmetric data encryption or decryption On-chip key pair generation Cryptography and security features Advanced asymmetric cryptography 5 Elliptic curve crytpography (ECC), nonvolatile private key slots + 1 ephemeral ECC key slot Supported elliptic curves: NIST P-256 P-384, P-521 Brainpool P-256 P-384, P-512 Edwards 25519 Curve25519 Supported functionalities: Digital signature generation and verification (ECDSA and EdDSA) Diffie-Hellman shared secret establishment (ECDH) Advanced symmetric cryptography 16 slots of symmetric cryptography with AES-128/256 CCM*, ECB, GCM, CMAC, and HKDF Pairing with host-applicative processor AES 128-bit or 256-bit Local wrap/unwrap envelop key 2 slots of keys with AES 128-bit or AES 256-bit Data hashing SHA-2 with SHA-256, SHA-384, SHA-512 SHA-3 with SHA3-256, SHA3-384, SHA3-512 Random number generator Random number generator with NIST SP 800-90B compliant entropy source Latest generation of highly secure MCUs Unique serial number on each die CC EAL5+ AVA_VAN.5, and ALC_DVS.2 Common Criteria certified Active shield Monitoring of environmental parameters Protection mechanism against fault injection Protection against side-channel attacks Hardware characteristics 16 Kbytes of configurable nonvolatile memory 25 years of data retention at 25°C 500 000 erase/write cycle endurance at 25°C 2.7 V to 5.5 V continuous supply voltages Operating temperature: -40°C to +105°C Communication protocol I²C - bus slave interface Up to 400 kbps transmission speed (Fast mode) 7-bit addressing Packages ECOPACK-compliant SO8N 8-lead plastic small outline package and UFDFPN 8-lead ultrathin profile fine pitch dual flat package.