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Chengdu Ebyte Electronic Technology Co.,Ltd.
2.0 Specification and Parameter
2.1 Limit parameter
Table 2-1 Limit parameter table
Main parameter
Power supply（V）
Operating temperature（℃）
2.2 Working Parameters
Table 2-2 Limit parameter table
Main parameter
Operating voltage（V）
Communication level（V）
Operating temperature（℃）
Operating frequency（MHz）
TX current（mA）
Power
consumptio
RX current（mA）
n
Sleep current （μA）
Max Tx power（dBm）
Receiving sensitivity（dBm）
Main parameter
Reference distance
Crystal frequency
Packaging method
Communication Interface
Dimensions
RF interface
product weight
Copyright ©2012–2020，Chengdu Ebyte Electronic Technology Co.,Ltd.
Performance
Min.
0
-40
Performance
Min.
Typ.
1.8
3.3
-
3.3
-40
-
410
433
@Transm
-
85
it power
20dBm
-
8.5
-
0.1
-
20
-116
-117
Description
2.5km
Clear and open, antenna height 2.5 meters, air rate 2.4kbps
26MHz
-
SMD
-
SPI
-
20*14mm
-
IPEX/stamp hole
Equivalent impedance is about 50Ω
1.2±0.1g
Clear and open, antenna height 2.5 meters, air rate 2.4kbps
Max.
Voltage over 3.6V will cause permanent
3.6
85
Max.
3.6
Over 3.6V may permanently burn the module
-
Using 5V level has the risk of burning
+85
Industrial grade
510
-
Instant power consumption
-
-
Software is shut down
-
-
-118
@Air rate is 1.2kbps
Remark
E49-400M20S User Manual
Remark
damage to module
/
Remark
5
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