AT88SC1608 データシートの表示（PDF） - Atmel Corporation

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AT88SC1608

8 x 256 x 8 Secure Memory with Authentication

Atmel Corporation 

Features

• One 128 x 8 (1K bit) Configuration Zone

• Eight 256 x 8 (16K bits) User Zones

• Low Voltage Operation: 2.7V to 5.5V

• Two-wire Serial Interface

• 16-byte Page Write Mode

• Self-timed Write Cycle (10 ms max)

• Answer-to-Reset Register

• High Security Memory Including Anti-wiretapping

– 64-bit Authentication Protocol (under exclusive patent license from ELVA)

– Authentication Attempts Counter

– Eight Sets of Two 24-bit Passwords

– Specific Passwords for Read and Write

– Sixteen Password Attempts Counters

– Selectable Access Rights by Zone

• ISO Compliant Packaging

• High Reliability

– Endurance: 100,000 Cycles

– Data Retention: 100 Years

– ESD Protection: 4,000V (min)

• Low-power CMOS

Table 1. Pin Configuration

Name

Description

ISO Module Contact Standard Package Pin

VCC

Supply Voltage

C1

8

GND

Ground

C5

1

SCL

Serial Clock Input

C3

6

SDA

Serial Data Input/Output

C7

3

RST

Reset Input

C2

7

VCC

NC

Card Module Contact

8-pin SOIC, PDIP, or LAP

GND 1

NC 2

SDA 3

NC 4

8 VCC

7 RST

6 SCL

5 NC

8 x 256 x 8

Secure Memory

with

Authentication

AT88SC1608

0971G–SMEM–04/04

1

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