com
EM MICROELECTRONIC-MARIN SA
V4070
Crypto Contactless Identification Device
Features
• • • • • • • • • • • • • • On Chip Crypto-Algorithm Two Way Authentication protocol 96 bits of Secret-Key in EEPROM (unreadable) 32 bits of fix Device Identification 30 bits of USER_MEMORY (UM) with read access (OTP) Secret-Key programmable via CID-Interface Lock-Bits to inhibit programming Data Transmission performed by Amplitude Modulation Bit Period = 32 periods of carrier frequency 200 pF on chip Resonant Capacitor (untrimmed) -40 to +85°C Temperature range 115 kHz TO 135 kHz Field Frequency On chip Rectifier and
Voltage Limiter No external supply buffer capacitance needed due to l...