GXE04

Basic performance
• Support DES/3DES/AES/ECC/SHA-n algorithms
• Support national security SM2/3/4/9 algorithms
• Hardware true random number generator
• Multiple interfaces (7816 \ I2C, SPI)
• Multiple customizable low-power modes
• Multiple security attribute settings for preventing SPA/DPA/DFA attacks

Chip characteristics
• Low power mode
• Normal working mode
• CPU Hold Mode
• Standby mode
• StopClock mode
• PowerDown mode

Product Features
• 8KB of user space
• Erased more than 100000 times
• The data retention time is 10 years
• Can complete device side security authentication
• It can protect the local security of devices, such as code protection and anti copy boards, and secure data storage
• Can protect device networking security, such as unique device identification, identity authentication, and data encryption transmission
• Support security authentication such as symmetric system, asymmetric system, PIN, etc
• Support data operations such as symmetric encryption and decryption, MAC operations, asymmetric encryption and decryption, HASH calculations, etc
• Support storage functions for data, keys, sensitive data, etc
• Support data encryption transmission and access control, etc
• Support line protection, permission settings, etc. for accessing data
• Compliant with the ID2 Security Application Directive Specification
• Support DES/3DES/AES/RSA/ECC/SHA-n/SM1/SM2/SM3/SM4/SM9 algorithms
• Supports power-saving mode, with ultra-low power consumption up to 1uA

Interface
• ISO7816 serial port
Meets the requirements of ISO7816-3 standard
Complies with the requirements of ETSI TS 102 221 specification
Supports 7816 interface clock frequency of 1-10MHz
• I2C interface
Support Master/Slave mode
Supports a maximum frequency of 400KHz communication rate
• SPI interface
As a Slave:
Maximum support 10MHz@30pF  Load/5V 
Support Standard mode

Electrical characteristics
• Working current:
Typical values of dynamic current: 10mA@25 ℃ 
Standby current<200uA @ 25 ℃
Low power down current:< 1uA@25 ℃ 
• Working voltage: 1.62V~5.5V
• Working temperature: -25 ℃~85 ℃ and -40 ℃~85 ℃
•  ESD： 6KV (HBM)； CDM ≧ 500V 

 Security features
• Support storage access permission protection mechanism
• Safety sensors
• Design of DES/3DES algorithm for SPA/DPA prevention
• SM4 Algorithm Anti SPA/DPA Design
• Design of AES algorithm to prevent SPA/DPA/DFA
• SM2 Algorithm Anti SPA/DPA/DFA Design
• ECC Algorithm for Anti SPA/DPA/DFA Design
• SM9 Algorithm Anti SPA/DPA/DFA Design
• Memory address scrambling, data encryption, bus data polarity control. A true random number generator that meets the AIS20 [2011] PTG. 2 standard

Application Fields
• Safety SE
Smart door locks, smart homes, monitoring devices, highways

• Alibaba ID2 application
• Internet of Things data encryption
• Server data encryption
• Data storage

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