1.

Features

– Four 1-Kbit (1-Kbit128-byte) Zones

– Self-timed Write Cycle

– Single Byte or 16-byte Page Write Mode

– Programmable Access Rights for Each Zone

– 37-byte OTP Area for User-defined Codes

– 160-byte Area for User-defined Keys and Passwords

– 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

– 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

– Low Voltage Operation: 2.7V – 3.6V

– Secure Nonvolatile Storage for Sensitive System or User Information

– 2-wire Serial Interface

– 1.0 MHz Compatibility for Fast Operation

– Standard 8-lead Plastic Packages

– Same Pin Configuration as AT24CXXX Serial EEPROM in SOIC and PDIP Packages

– Endurance: 100,000 Cycles

– Data Retention: 10 years

– ESD Protection: 2,000V min

Table 1-1.

Pads

Pad

Description

ISO Module

“SOIC, PDIP”

TSSOP

VCC

Supply Voltage

C1

8

8

GND

Ground

C5

4

1

SCL/CLK

Serial Clock Input

C3

6

6

SDA/IO

Serial Data Input/Output

C7

5

3

RST

Reset Input

C2

NC

NC

CryptoMemory

AT88SC0404CA

Summary

5203AS–CRYPT–7/08