AT88SC0808CA-MP Atmel, AT88SC0808CA-MP Datasheet - Page 24
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AT88SC0808CA-MP
Manufacturer Part Number
AT88SC0808CA-MP
Description
IC EEPROM 8KBIT 4MHZ M2P
Manufacturer
Atmel
Series
CryptoMemory®r
Specifications of AT88SC0808CA-MP
Format - Memory
EEPROMs - Serial
Memory Type
EEPROM
Memory Size
8K (1K x 8)
Speed
4MHz
Interface
I²C, 2-Wire Serial
Voltage - Supply
2.7 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
M2 P, Smart Card Module
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
8664C–CRYPT–01/10
SEC, PER, CMA and FAB are non-volatile fuses blown at the end of various steps in the manufacturing and
personalization process. Once blown, these fuses can never be reset. Atmel
code before the device leaves the factory. Blowing the remainder of the fuses must follow the sequence:
FAB
CMA
PER
Any attempt to blow a fuse out of sequence will be unsuccessful.
Table 15 provides a summary of access rights for all portions of the memory for each fuse condition.
Table 15. Configuration Memory Access Control by Security Fuses
Note:
Identification
(Except MTZ and CMC)
Memory Test Zone
(MTZ)
Card Manufacturer Code
(CMC)
Read Only
(Lot History Code)
Access Control
Cryptography
(Except Encryption Keys S)
Encryption Keys
(S)
Secret
Passwords
Password Attempts Counters
(PAC)
Forbidden
Secure Code: Write 7 password is the Secure Code until the PER fuse is blown
Zone
To lock the Answer To Reset and the Fab Code portions of the Configuration Memory
To lock the Card Manufacturer Code of the Configuration Memory
To lock the remainder of the Configuration Memory
Operation
Read
Read
Read
Read
Read
Read
Read
Read
Read
Read
Read
Write
Write
Write
Write
Write
Write
Write
Write
Write
Write
Write
Atmel AT88SC0104/0204/0404/0808/CA
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Forbidden
Forbidden
SEC = 0
Free
Free
Free
Free
Free
Free
Free
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Forbidden
Forbidden
Forbidden
FAB = 0
Free
Free
Free
Free
Free
Free
Free
®
blows the SEC fuse to lock the lot history
Fuse
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Secure Code
Forbidden
Forbidden
Forbidden
Forbidden
CMA = 0
Free
Free
Free
Free
Free
Free
Free
Forbidden
Forbidden
Forbidden
Forbidden
Forbidden
Forbidden
Forbidden
Forbidden
Write PW
Write PW
PER = 0
Free
Free
Free
Free
Free
Free
Free
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