Fibocom L830-EB - 3.2.2 Logic level; 3.2.3 Power Consumption

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L830-EB Hardware User Manual Page 16 of 39
power, the maximum operating current can reach 1A, so the power source should be not lower than
3.135V, or the module may shut down or reboot. The power supply limits are shown in Figure 3-3:
Burst transmit Burst transmit
min:3.135V
Power supply
Ripple≤300mV
Drop
VBAT≥3.135V
Figure 3-3 Power Supply Limit
3.2.2 Logic level
The L830 module 1.8V logic level definition as shown in the following table:
Parameters
Minimum
Typical
Maximum
Unit
1.8V logic level
1.71
1.8
1.89
V
V
IH
1.3
1.8
1.89
V
V
IL
-0.3
0
0.3
V
The L830 module 3.3V logic level definition as shown in the following table:
Parameters
Minimum
Typical
Maximum
Unit
3.3V logic level
3.135
3.3
3.465
V
V
IH
2.3
3.3
3.465
V
V
IL
-0.3
0
0.3
V
3.2.3 Power Consumption
In the condition of 3.3V power supply, the L830 power consumption as shown in the following table: