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EM4025

EM Microelectronic - MARIN SA
Part Number EM4025
Manufacturer EM Microelectronic - MARIN SA
Description Read Only Contactless Identification Device with Anticollision
Published Mar 21, 2010
Detailed Description EM MICROELECTRONIC - MARIN SA www.DataSheet4U.com EM4025/EM4125 Read Only Contactless Identification Device with Antic...
Datasheet PDF File EM4025 PDF File

EM4025
EM4025

Overview
EM MICROELECTRONIC - MARIN SA www.
DataSheet4U.
com EM4025/EM4125 Read Only Contactless Identification Device with Anticollision Features • • • • • • • • • • Anticollision protocol to identify a number of transponders (better then 20 tags/s at RF/32, 10 tags/s at RF/64) 55 bit memory array, laser programmable ROM Two mask programmable data rate options: RF/64 and RF/32 Data transmission reader to transponder: ASK 100% (OOK) Data transmission transponder to reader: ASK, Manchester Code On chip resonance capacitor On chip supply buffer capacitor & voltage limiter Large Modulation Depth Operating frequency 100 – 150 kHz Small chip size convenient for implantation Description The EM4025 is a CMOS integrated circuit for use in electronic Read Only RF Transponders, often known as a RFID Tag.
The circuit is powered by an external coil placed in an electromagnetic field, and gets its clock via the coil terminals.
The fixed code device identification is programmed at manufacture by laser fusin...


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