AT88SC0204CA 查看數據表（PDF） - Atmel Corporation

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AT88SC0204CA

CryptoMemory®

Atmel Corporation 

1. Features

• One of a Family of Devices with User Memories from 1-Kbit to 8-Kbits

• 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 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)

– 1.0 MHz Compatibility for Fast Operation

– Standard 8-lead Plastic Packages, Green compliant (exceeds RoHS)

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

• High Reliability

– Endurance: 100,000 Cycles

– Data Retention: 10 years

– ESD Protection: 2,000V min

CryptoMemory®

AT88SC0204CA

Summary

Table 1-1. Pads

Pad

VCC

GND

SCL/CLK

SDA/IO

RST

Description

Supply Voltage

Ground

Serial Clock Input

Serial Data Input/Output

Reset Input

ISO

Module

C1

C5

C3

C7

C2

“SOIC, PDIP”

8

4

6

5

NC

TSSOP

8

1

6

3

NC

Mini-

MAP

4

5

2

7

NC

5202CS–CRYPT–5/09

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