R
EM4100
Absolute Maximum Ratings
Parameter
Maximum DC Current forced
on COIL1 & COIL2
Power Supply
Storage Temp. Die form
Storage Temp. PCB form
Electrostatic discharge
maximum to MIL-STD-883C
method 3015
Symbol
I
COIL
V
DD
T
store
T
store
V
ESD
Conditions
±30mA
-0.3 to 7.5V
-55 to +200°C
-55 to +125°C
1000V
*) The AC Voltage on Coil is limited by the on chip voltage
limitation circuitry. This is according to the parameter I
coil
in
the absolute maximum ratings.
Operating Conditions
Parameter
Operating Temp.
Maximum Coil
Current
AC Voltage on Coil
Supply Frequency
Symbol
T
op
I
COIL
V
coil
f
coil
3
100
14*
150
Min.
-40
Typ.
Max. Units
°C
+85
10
mA
Vpp
kHz
Stresses above these listed maximum ratings may cause
permanent damage to the device.
Exposure beyond specified operating conditions max affect
device reliability or cause malfunction.
Handling Procedures
This device has built-in protection against high static
voltages or electric fields; however due to the unique
properties of this device, anti-static precautions should be
taken as for any other CMOS component.
System Principle
Tranceiver
Transponder
Coil1
Oscillator
Antenna
Driver
EM4100
Coil2
Filter
and
Gain
Demodulator
Data decoder
Data received
from transponder
Signal on coils
Transponder coil
Transeiver coil
RF Carrier
Data
Fig. 3
Copyright © 2004, EM Microelectronic-Marin SA
2
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EMMICRO [ EM MICROELECTRONIC - MARIN SA ]
