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Chengdu Ebyte Electronic Technology Co.,Ltd.
2 Specification and parameter
2.1 Limit parameter
Main parameter
Operating temperature（℃）
2.2 Operating parameter
Main parameter
Operating voltage（V）
Communication level（V）
Operating temperature（℃）
Operating frequency（MHz）
TX current（mA）
Power
Consump
RX current（mA）
- tion
Sleep current （μA）
Max TX power（dBm）
Receiving sensitivity（dBm）
Main parameter
Reference distance
Crystal Oscillator
Package
Interface
Size
RF interface
Copyright ©2012–2021，Chengdu Ebyte Electronic Technology Co.,Ltd.
Power supply（V）
Blocking power（dBm）
Performance
Min
1.8
-
-40
410
-
-
-
-
-116
Description
2500m
26MHz
SMD
SPI
16*16mm
Stamp
Performance
Min.
Max.
0
3.6
-
10
-40
+85
Type
Max
3.3
3.6
Over 3.6V may permanently burn the module
3.3
-
-
+85
Industrial grade
433
510
85
-
8.5
-
1
-
DutyCycle=OFF,300nA;DutyCycle=ON,800nA
20
-
-117
-118
Air data rate is 1.2kbps
Clear and open, antenna height 2.5 meters, air rate 2.4kbps
3 lines SPI
Equivalent impedance is about 50Ω
User Manual
E49-400M20S4
Remark
Voltage over 3.6V will cause
permanent damage to module
Chances of burn is slim when
modules are used in short distance
Industrial
Remark
-
-
-
-
-
Remark
-
-
-
5
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