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AT88SC0404C Datasheet, PDF (1/14 Pages) ATMEL Corporation – CryptoMemory 4 Kbit | |||
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Features
⢠One of a Family of Devices with User Memories from 1 Kbit to 1 Mbit
⢠4-Kbit (512-byte) EEPROM User Memory
â Four 128-byte (1-Kbit) Zones
â Self-timed Write Cycle (5 ms)
â Single Byte or 16-byte Page Write Mode
â Programmable Access Rights for Each Zone
⢠2-Kbit Configuration Zone
â 37-byte OTP Area for User-defined Codes
â 160-byte Area for User-defined Keys and Passwords
⢠High Security Features
â 64-bit Patented Dynamic Symetric Mutual Authentication Protocol (Under
Exclusive Patent License from ELVA)
â Encrypted Checksum
â Stream Encryption
â Four Key Sets for Authentication and Encryption
â Eight Sets of Two 24-bit Passwords
â Anti-tearing Function
â Voltage and Frequency Monitor
⢠Smart Card Features
â ISO 7816 Class A (5V) or Class B (3V) Operation
â ISO 7816-3 Asynchronous T = 0 Protocol (Gemplus Patent)
â Multiple Zones, Key Sets and Passwords for Multi-application Use
â Synchronous 2-wire Serial Interface for Faster Device Initialization
â Programmable 8-byte Answer-To-Reset Register
â ISO 7816-2 Compliant Modules
⢠Embedded Application Features
â Low Voltage Operation: 2.7V to 5.5V
â Secure Nonvolatile Storage for Sensitive System or User Information
â 2-wire Serial Interface
â 1.5 MHz Compatibility for Fast Operation
â Standard 8-lead Plastic Packages
â Same Pinout as 2-wire Serial EEPROMs
⢠High Reliability
â Endurance: 100,000 Cycles
â Data Retention: 10 years
â 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®
4 Kbit
AT88SC0404C
Summary
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
8-lead SAP
VCC 8 1 NC
NC 7 2 NC
SCL 6 3 NC
SDA 5 4 GND
Bottom view
Rev. 2023ESâSMEMâ07/04
Note: This is a summary document. A complete document is
available under NDA. For more information, please contact your 1
local Atmel sales office.
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