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7
4 Electrical Characteristics
4.1 Absolute Maximum Ratings
Table 3 Absolute maximum ratings
Symbol
Parameter
Min
Max
Unit
VDD33
Power supply voltage
-0.3
3.6
V
TSTORE
Storage temperature
-40
85
℃
4.2 Recommended Operating Conditions
Table 4 Recommended Operating Conditions
Symbol
Parameter
Min
Typ
Max
Unit
VDD33
Power supply voltage
3.0
3.3
3.6
V
I
V DD
Current delivered by external
power supply
0.5
—
—
A
T
Ambient temperature
–
40
—
85
°C
Humidity
Humidity condition
—
85
—
%RH
4.3 Current Consumption Characteristics
With the use of advanced power-management technologies, the module can switch between different power
modes. For details on different power modes, please refer to the tables below.
Table 5 Current Consumption Depending on RF Modes
Work mode
Description
Peak (mA)
Active(RF working)
TX
802.11b, 1Mbps, @19.5dBm
310
802.11g, 54Mbps, @15dBm
220
802.11n, HT20, MCS7, @13dBm
200
802.11n, HT40, MCS7, @13dBm
160
RX
802.11b/g/n, HT20
63
802.11n, HT40
68
Note:
1. The current consumption measurements are taken with a 3.3 V supply at 25 °C of ambient
temperature at the RF port. All transmitters’ measurements are based on a 100% duty cycle.
