AT88SC0204CA Atmel CryptoMemory SUMMARY DATASHEET Features One of a family of devices with user memories from 1-Kbit to 8-Kbit 2-Kbit (256-byte) EEPROM user memory Four 512-bit (64-byte) zones Self-timed write cycle Single byte or 16-byte page write mode Programmable access rights for each zone 2-Kbit configuration zone 37-byte OTP (One-time Programmable) area for user-defined codes 160-byte area for user-defined keys and passwords High security features 64-bit mutual authentication protocol (under license of ELVA) Cryptographic Message Authentication Codes (MAC) Stream encryption Four key sets for authentication and encryption Eight sets of two 24-bit passwords Anti-tearing function Voltage and frequency monitors Smart card features ISO 7816 Class B (3V) operation ISO 7816-3 asynchronous T=0 protocol (Gemplus Patent) * Multiple zones, key sets and passwords for multi-application use Synchronous 2-wire serial interface for faster device initialization * Programmable 8-byte answer-to-reset register ISO 7816-2 compliant modules Embedded application features Low voltage supply: 2.7V 3.6V Secure nonvolatile storage for sensitive system or user information 2-wire serial interface (TWI, 5V compatible) 1.0MHz compatibility for fast operation Standard 8-lead plastic packages, green compliant (exceeds RoHS) Same pin configuration as Atmel AT24CXXX Serial EEPROM in SOIC and PDIP packages High reliability Endurance: 100,000 cycles Data retention: 10 years This is a summary document. ESD protection: 2,000V min The complete document is available on the Atmel website at www.atmel.com. * Note: Modules available with either T = 0 / 2-wire modes or 2-wire mode only Atmel-5202GS-CryptoMem-AT88SC0204CA-Datasheet-Summary 122013 Table 1. Pin Assignments Pad Description ISO TWI SOIC, TSSOP Mini-MAP Module Module PDIP V Supply Voltage C1 C1 8 8 4 CC GND Ground C5 C5 4 1 5 SCL/CLK Serial Clock Input C3 C3 6 6 2 SDA/IO Serial Data Input/Output C7 C7 5 3 7 RST Reset Input C2 NC NC NC NC Figure 1. Pin Configuration ISO Smart Card Module 8-lead SOIC, PDIP V =C1 C5=GND CC NC V 1 8 CC RST=C2 C6=NC NC 2 7 NC SCL/CLK=C3 C7=S DA /IO NC 3 6 SCL NC=C4 C8=NC GND 4 5 SDA 8-lead TSSOP 8-lead Ultra Thin Mini-MAP (MLP 2x3) GND 1 8 V NC NC 8 1 CC CLK SDA 7 2 NC 2 7 NC 6 3 NC NC SDA 3 6 CLK 5 4 V GND CC NC 4 5 NC Bottom View TWI Smart Card Module V =C1 C5=GND CC NC=C2 C6=NC SCL/CLK=C3 C7=S DA /IO NC=C4 C8=NC 2 AT88SC0204CA Summary DATASHEET Atmel-5202GS-CryptoMem-AT88SC0204CA-Datasheet-Summary 122013