Part Number |
V4070 |
Manufacturers |
EM Microelectronic |
Logo |
|
Description |
Crypto Contactless Identification Device |
Datasheet |
V4070 Datasheet (PDF) |
www.DataSheet4U.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 low power consumption
Typical Operating Configuration
Coil 1
L
V4070
Coil 2
Typical value of inductance at 125 KHz is 8 mH
Figure 1
Description
The V4070 is a CMOS integrated circuit intended for use in electronic Read/Write RF Transponders. The chip contains an implementation of a crypto-algor.