Chengdu Ebyte Electronic Technology Co.,Ltd..
E52-400/900NW22S User Manual
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Copyright ©2012–2023, Chengdu Ebyte Electronic Technology Co.,Ltd.
4
II.Specifications
2.1 Limit parameters
The main parameters
Performance
Remark
Minimum
value
Maximum
value
Voltage
0V
3.6V
≥3.3V can guarantee the output power. If it
exceeds 3.6V, the module may be burned. There
is no LDO inside the module. It is recommended
to connect an external 3.3V LDO.
Operating temperature
-40℃
+85℃
Industrial grade design
Working humidity
10%
90%
-
Storage temperature
-40℃
+125℃
-
2.2 Working parameters
The main parameters
Performance
Remark
Minimu
m value
Typical
value
Maximu
m value
Working voltage (V)
1.8
3.3
3.6
≥3.3V can guarantee the output power. If it
exceeds 3.6V, the module may be burned. There is
no LDO inside the module. It is recommended to
connect an external 3.3V LDO.
Communication level (V)
3.3
It is recommended to add level conversion when
using 5.0V TTL
Working temperature
(
℃
)
-40
-
+85
Industrial grade design
Working frequency band
(MHz)
410.125
433.125
509.125
E52-400NW22S module working frequency band,
supports ISM frequency band
850.125
868.125
929.125
E52-900NW22S module working frequency band,
supports ISM frequency band
Power
consum
ption
Emission
current (mA)
-
128
-
Instantaneous power consumption
Working
current (mA)
-
14
-
-
Transmit power (dBm)
-9
22
22
User configurable
Over-the-air rate (bps)
7K
62.5K
62.5K
Three air speed levels are available (62.5K,
21.875K, 7K)
Receiving sensitivity
(dBm)
-121
-116
-111
Sensitivity corresponding to three air speeds