512 bit Read/Write Contactless Identification Device-The EM4305 key card is a CMOS integrated circuit intended for use in electronic Read/Write RF transponders.
1.Chips: EM4305
2.Dimension: CR80 or as customer's requirement
3.Frequency: 125KHz
4.Standard ISO11785
5.Material: PVC
6.Data saved time: 10 years
7. Options: Signature panel, LOCO/HICO Magnetic Stripe, embossing letter and number, barcode, sequential numbering, Gold/Silver card, frosted card.
8.Application: EM4305 Proximity Card is widely used in Parking lot system and hotel door locks, for its long inductive distance(70-80cm), ISO Thin EM Card is widely used in Access Control System, Time and attendance, parking lot and consuming system.
-512 bit EEPROM organised in 16 words of 32 bit
-32 bit unique identifier (UID)
-32 bit Password read and write protection
-ISO 11784 / 11785 Standard Compliant
-Lock feature converts EEPROM words in Read Only
- Two data encodings: Manchester and Biphase
-Multi-purpose data rate: 8, 16, 32 and 64 RF clocks
-Reader Talk First feature
-Compatible with EM4469 communication protocol
-100 to 150 kHz frequency range
-On-chip rectifier and voltage limiter
-No external supply buffer capacitor needed
-40°C to +85°C temperature range
-Very low power consumption
-Enlarged bumped pads (200 μm x 400 μm) for direct connection of coil (EM4305)
-EM4305: 3 resonant capacitor versions 210pF, 250pF or 330pF selectable by mask
Aug 2017
