Main technical parameterbit ARM SC000 Timer : 2 pieces 16/32bit Timers System clock : clock source 40MHz External clock : 1MHz~10MHz RAM : 10K Bytes times erase and write Data retention time is greater than 30 makoreSupport page wipe/page write ROM : 320 Kbytes (Mushandisi 280kbytes, Cms 40kbytes)Supports frame reception/frame transmission Support bit-wise anti-collision Support hardware processing 14443-3 instructions and logical encryption authentication instructions Highest communication rate 848kbit/s Compatible with ISO/IEC 7816 T=0/T=1 protocol Support for forward and reverse conventions configurable Parity mode configurable
Electrical Characteristics Work field strength : 1.5A/m~7.5A/m V~5.5V
Card Parameters CR80 card L 85.6×W 54×T 0.84(± 0.4)mm
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HCJ72B model chip is a dual-interface smart IC card chip developed by China Chip Design Company and compatible with J3A081 and J3H081 JAVA chips . The HCJ72B chip CPU is ARM's 32-bit SC000 . It uses EEPROM data storage . Support ISO/IEC 14443 Typea, ISO/IEC 7816 T=0/T=1 communication protocol . Supports DES/3DES , SSF33 , SM1/SM2/SM3/SM4 , and RSA hardware algorithms . Meet the financial payment chip security requirements .
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