11
RAK
2247
11
RAK2247 User Manual V1.1
The table below lists the power supply range.
Input voltage at 3.3Vaux must be above the normal operating range minimum
limit to switch-on the module.
Symbol
Parameter
Min.
Typical
Max.
3.3Vaux
Module supply operating input
voltage14
3 V
3.3 V
3.6 V
Table 7 | Power Supply Range
2.12.4
Power Consumption
Table 8
| Power C
onsumption
2.12.5
RF Characteristics
The following table gives typically sensitivity level of the RAK
2247
card.
Signal
Bandwidth /
[KHz]
Spreading
Factor
Sensitivity /
[dBm]
125
12
-139
125
7
-125
250
12
-136
250
7
-123
500
12
-134
500
7
-120
Table 9
| LoRa
RF Characteristics
Mode
Condition
Min
Type
Max
Idle-Mode
All of the chip on the board enter
idle mode or shutdown.
68 uA
Active-Mode(TX)
The power of TX channel is
25dBm and 3.3V supply.
440 mA
Active-Mode(RX )
TX disabled and RX enabled.
470 mA
