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LZT 123 1834 86
10.2 Power supply voltage, normal operation
Parameter Mode Limit
Nominal 3.6 V
Min 3.2 V
Max 4.5 V
Absolute maximum
voltage range
-0.3V to 6.5V
VCC Supply voltage
Maximum supply ripple
<100mV @<200kHz
<20mV @>200kHz
Maximum allowable voltage drop Transmission burst 200mV
Maximum current consumed Full power (2W) transmit 2250 mA (peak)
2100 mA (avg)
Stresses in excess of the absolute maximum limits can cause
permanent damage to the device. These are absolute stress ratings
only. Functional operation of the device is not implied at these or any
other conditions in excess of those given in the normal Min & Max
values stated. Exposure to absolute maximum ratings for extended
periods can adversely affect device reliability.
10.3 Radio specifications
Feature GSM850 E-GSM900 GSM1800 GSM1900
Frequency range (MHz)
824-894 880-960 1710-1880 1850-1990
Maximum power 33dBm (2W) 33dBm (2W) 30dBm (1W) 30dBm (1W)
Antenna impedance 50 ohms
10.4 SIM card
Parameter 1.8V 3.0V 5.0V
External SIM support Yes Yes No
Integrated SIM support (optional) Yes Yes No
!
WARNING