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com ® EM MICROELECTRONIC-MARIN SA READ-ONLY CONTACTLESS IDENTIFICATION DEVICE Features 64 bit memory array laser programmable Wide dynamic range due to on chip buffer capacitance & voltage limiter on chip.
Full wave rectifier on chip Big modulation depth due to a low impedance modulation device 50'000 baud reading speed at 3 MHz Very small chip size convenient for implantation Unsensitive close to metal Large distance even without resonance capacitor No external buffer capacitance needed due to low power consumption H4001 Typical Operating Configuration COIL 1 L C H4001 COIL 2 Description The H4001 is a CMOS integrated circuit for use in transponders.
The circuit is...

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