Shenzhen SDG DONZHI Technology Co., Ltd.


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Radio Frequency Identification Card

Function and Specification

Based on Z32H256UF enhanced model 32-bit safe CPU core, it is energy-saving and it works excellent
USB full speed port, UART high speed port, SPI port, 7816 port
256KB Flash+ 32KB EEPROM
Excellent safe module
Support RSA and ECC public key algorithm
DES/3DES/AES engine
True-random number generator 
Safe check and protective unit, including high/low voltage and frequency check unit
Anti-DPA/SPA attack
Memory encrypted 
Bus scrambling
Unique serial number

Air interface

Magnetic induction distance < 12cm
2.4G ISM frequency band, GFSK modulation, frequency hopping spread spectrum
1Mbps air data transmission rate


UART port characteristics
Baud rate: 115200bps
Data bit: 8 bit
RF communication port rate: 1Mbps
RF Channel Characteristic parameter
Work Frequency band 2.4G ISM, GFSK modulation
1Mbps air data transmission rate
Typical RF application transaction time <500ms
Maximum transmitting power 0 dBm
RF receiver performance index
Received strength range 0dBm~80dBm
Received sensitivity: 85dBm
Power Consumption: Max working current <150MA
Working Voltage: 5V
Working Temperature: -20℃~65℃