AT88SC1608 Datasheet, PDF (1/25 Pages) ATMEL Corporation – 8 x 256 x 8 Secure Memory with Authentication

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