User Manual

Table Of Contents
XT55/56 Hardware Interface Description
Confidential / Preliminary
s
XT55/56_hd_v02.96 Page 102 of 125 18.08.2005
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200
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800
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1400
1600
Burst (max) Burst (min) Average Current (Max) Average Current (Min)
Current (mA)
ch.124 PCL5
Service mode GSM900 ch.124
V
ariations in current with 0.4dB return
loss (all phases)
0
100
200
300
400
500
600
700
800
900
1000
Burst (max) Burst (min) Average Current (Max) Average Current (Min)
Current (mA)
ch.661 PCL0
Service mode PCS1900 ch.661
V
ariations in current with 0.6dB return
loss (all phases)
Test conditions: T
amb
= 25°C, V
GSM_BATT+ nom
= 4.1V measured at TP GSM_BATT+ and GND, 1 TX slot
Figure 47: Typical current consumption vs. return loss