EM4305卡:

　　1， 512 bit EEPROM organized in 16 words of 32 bit

　　2， 32 bit unique identifier (UID)

　　3， 32 bit Password read and write protection

　　4， ISO 11784 / 11785 Standard Compliant

　　5， Lock feature converts EEPROM words into Read Only

　　6， Two data encodings: Manchester and Bi-phase

　　7， Multi-purpose data rate: 8, 16, 32 and 64 RF clocks

　　8， Reader Talk First feature

　　9， Compatible with EM4469/EM4569 communication protocol

　　10， 100 to 150 kHz frequency range

　　11， On-chip rectifier and voltage limiter

　　12， No external supply buffer capacitor needed

　　13， -40°C to +85°C temperature range

　　14， Very low power consumption

　　15， Enlarged bumped pads (200 μm x 400 μm) for direct connection of coil (EM4305)

　　16， EM4205: 2 resonant capacitor versions 210pF or 250pF selectable by mask option. The resonant capacitor can be trimmed, at factory level, to offer accuracy on the tolerance of 3%.

　　*正华智能卡产品简介*