Features
•
1K x 1 Serial E
2
PROM With Security Logic
•
Available in Two Memory Organizations:
AT88SC10111K x 1Memory Zone
AT88SC1022512 x 1Memory Zone
•
Supports ISO/IEC 7816-3 Synchronous Protocol
•
Stores and Validates Security Codes
•
Counts Incorrect Security Code Attempts
•
Provides Transport Code Security
•
Manufactured Using Low Power CMOS Technology
•
VPP Internally Generated
•
2 µs Read Access Time; 5 ms Write Cycle Time
•
Temperature Range From -25°C to 70°C
•
ESD Immunity > 4K Volts
•
High Reliability:
100,000 Write/Erase Cycles
100 Years Data Retention
Smart Card ICs
1K E
2
PROM
with Security
Logic
AT88SC101
AT88SC102
Block Diagram
Description
The AT88SC101/102 family provides 1024 bits of serial E
2
PROM (Electrically Eras-
able and Programmable Read Only Memory) with additional security logic for use in
secure smart card applications. The AT88SC101 is available in one 1024 x 1 bit mem-
ory zones, and the AT88SC102 is available in two 512 x 1 bit memory zones.
ISO Card Configuration
ISO
Contact
Pad
#
Pad
Name
Description
C1 8 V
CC
Operating Voltage
C2 7 RST Reset
C3 6 CLK Clock and Address Control
C4 5 FUS Identification Fuses
C5 1 V
SS
Ground
C6 2 NC No Connect
C7 3 I/O Bi-directional Data Port
C8 4 PGM Programming Control
C1
C2
C3
C4
C5
C6
C7
C8
V
cc
V
ss
N/C
I/O
PGM
RST
CLK
FUS
Card Module Contacts