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Número de pieza | IZE4436 | |
Descripción | Intelligent 221 Bit EEPROM Counter for > 20000 Units with Security Logic and High Security Authentication | |
Fabricantes | IK Semiconductor | |
Logotipo | ||
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t4U.coIntelligent 221-Bit EEPROM Counter for > 20000 Units with
eeSecurity Logic and High Security Authentication
taShFeatures
.Da 221 bit EEPROM and 16 bit mask-programmable ROM
w104 bit user memory fully compatible with IZ4406:
w • 64 bit Identification Area
w • 40 bit Counter Area including 1 bit for personalization
• 133 bit additional memory for advanced features
• 4 bit Counter Backup (anti-tearing flags)
m• 1 bit Initiation Flag for Authentication Key.2
o• 16 bit Data Area 1 for free user access
• 48 bit Authentication Key.1
.c• either 64 bit Data Area 2 for user defined data or 48 bit Authentication Key.2
Counter with up to 33352 count units fully compatible with IZ4406
U• Due to testing purposes a maximum of 21064 count units is guaranteed
t4 Counter tearing protection
• Backup feature activated at choice
e High security authentication module
e• Random number as challenge
h• Individual secret Authentication Key.1
• Optional individual secret Authentication Key.2
S• Calculation of up to 16 bit response
• Calculation of a 16 bit response within 30 ms at a clock frequency of 100 kHz
ta Transport Code protection for delivery
Chip layout of security relevant areas protected against physical / electrical signal
aanalysis
Supply voltage 5 V ± 10%
.D Supply current < 5 mA
EEPROM programming time 5 ms
ESD protection 4000 V
w Endurance minimum of 105 write / erase cycles per bit
Data retention for minimum of 10 years
wwPin Definitions and Functions
Parameter
Symbol
Test Condition
omC1
VCC
Supply voltage
.cC2
RST
Control input (reset)
t4UC3
CLC
Clock input
eeC5
GND
Ground
ShC6
N.C.
Not connected
taC7 I/O Bidirectional data line (open drain)
.DaIZE4406 comes as an M3 wire-bonded module for embedding in plastic cards and as a die
wwwfor customer packaging.
1 page |
Páginas | Total 2 Páginas | |
PDF Descargar | [ Datasheet IZE4436.PDF ] |
Número de pieza | Descripción | Fabricantes |
IZE4436 | Intelligent 221 Bit EEPROM Counter for > 20000 Units with Security Logic and High Security Authentication | IK Semiconductor |
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