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HMS88T2564 Datasheet, PDF (2/2 Pages) List of Unclassifed Manufacturers – New 80C52 Based High Security Smart Card IC | |||
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Security Features
⢠Data encryption according to T-DES standard
⢠ROM code not visible due to implantation
⢠Low/High supply voltage detector
⢠Low/High clock frequency detector
⢠Metal shield detector
⢠Internal power-on-reset
⢠Unique chip identification number for each chip
⢠Memory data / address encryption & scrambling
⢠Memory segmentation
⢠Random waitstate generator
HMS88T1932
ROM
48KB
EEPROM
4KB
Instruction Bus
XRAM
1KB
External Bus
SECURITY
SENSORS
INTERRUPT
CPU
(TurboCore)
MEU
SFR Bus
IO
RST
UART
TIMER0/1
CRC
TDES
CLK
IRAM
RNG
Block Diagram
High Security Smart Card IC
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