AT88SC25616C_08 Datasheet, PDF (1/18 Pages) ATMEL Corporation – CryptoMemory 256 Kbit

Features
• One of a Family of 9 Devices with User Memories from 1-Kbit to 256-Kbit
• 256-Kbit (32-Kbyte) EEPROM User Memory
– Sixteen 2-Kbyte (16-Kbit) Zones
– Self-timed Write Cycle
– Single Byte or 128-byte Page Write Mode
– Programmable Access Rights for Each Zone
• 2-Kbit Configuration Zone
– 37-byte OTP 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)
– Encrypted Checksum
– Stream Encryption
– Four Key Sets for Authentication and Encryption
– Eight Sets of Two 24-bit Passwords
– Anti-tearing Function
– Voltage and Frequency Monitor
• Smart Card Features
– ISO 7816 Class A (5V) or Class B (3V) Operation
– ISO 7816-3 Asynchronous T = 0 Protocol (Gemplus^® Patent)
– Supports Protocol and Parameters Selection for Faster Operation
– 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 Operation: 2.7V to 5.5V
– 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 Pinout as 2-wire Serial EEPROMs
• High Reliability
– Endurance: 100,000 Cycles
– Data Retention: 10 years
– ESD Protection: 4,000V min
Table 1. Pin Configuration
Pad
Description
VCC
Supply Voltage
GND
Ground
SCL/CLK Serial Clock Input
SDA/IO Serial Data Input/Output
RST
Reset Input
ISO Module Contact
C1
C5
C3
C7
C2
Standard Package Pin
8
4
6
5
NC
CryptoMemory
256 Kbit
AT88SC25616C
Summary
Figure 1. Package Options
Smart Card Module
8-lead SOIC, PDIP
VCC=C1
RST=C2
SCL/CLK=C3
NC=C4
C5=GND
NC ₁
C6=NC
NC ₂
C7=SDA/IO
C8=NC
NC 3
GND 4
8 VCC
7 NC
6 SCL
5 SDA
Rev. 5017HS–SMEM–11/08
Note: This is a summary document. A complete document is
available under NDA. For more information, please contact your
local Atmel sales office.