Data Sheet

001052 © NXP B.V. 2007. All rights reserved.
Product data sheet Rev. 5.2 — 15 January 2007 3 of 17
NXP Semiconductors
MF1 IC S50
Functional specification
2.3 Security
 Mutual three pass authentication (ISO/IEC DIS 9798-2)
 Data encryption on RF-channel with replay attack protection
 Individual set of two keys per sector (per application) to support multi-application with
key hierarchy
 Unique serial number for each device
 Transport key protects access to EEPROM on chip delivery
3. Ordering information
See Delivery Type Addendum of Device
4. Block diagram
5. Pinning information
5.1 Pinning
See Delivery Type Addendum of Device
Fig 2. Block diagram
antenna
RF-Interface
Digital Control Unit
EEPROM
Anti-
collision
Authenti-
cation
Control & ALU
EEPROM-
Interface
Crypto