NXP Semiconductors

MF4SAM3X_ SDS

MIFARE SAM AV3 secure access module

– NTAG, ICODE, and UCODE DNA

• Secure storage and updating of keys

– 128 key entries for symmetric cryptography

– 3 RSA key entries for asymmetric cryptography

– 8 ECC public key entries for signature verification

– 4 ECC curves entries

– 48 EMV CA public key entries (supports 8 RID minimum)

• SHA-1, SHA-224 and SHA-256 hashing computation

• TDEA and AES-based key diversification

• Generic cryptography commands for user-defined schemes

• Supports EMVCo terminal functionality

• True random number generator (TRNG) compliant to AIS-31

2.2 Communication

• ISO/IEC 7816 (part 2 and 3) contact interface

– Support Class A, B and C operating condition

– Support ISO/IEC 7816 baud rates

– Support high-speed baud rates up to 1.5 Mbit/s

• Optional I2C Target mode host interface (only available on HVQFN package)

• Communication protocol compliant with ISO/IEC 7816-3 T=1 protocol

• Up to four logical channels; simultaneous multiple card support

• Support for MIFARE DESFire and MIFARE Plus authentication (with related secure messaging and session

key generation)

• Secure Host to SAM and back end to SAM communication with symmetric cryptography including 3-pass

authentication for confidentiality and integrity

• Secure Host to SAM and back end to SAM communication with RSA-based cryptography for key updating

• X-mode direct interface with NXP’s contactless reader ICs (RC663, RC52x, PN512)

MF4SAM3X_SDS

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Product short data sheet

Rev. 3.2 — 5 March 2024

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