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Chengdu Ebyte Electronic Technology Co.,Ltd.
Industrial-grade standard design, supporting long-term use at -40～+85℃;
Dual antennas are optional (PCB/IPEX), which is convenient for users to develop and integrate.
1.3 Application Scenario
Smart home and industrial sensors, etc.;
Security system, positioning system;
Positioning of agriculture and animal husbandry;
Wireless remote control, UAV;
Wireless game remote control;
Medical and healthcare products;
Wireless voice, wireless headset;
Application in the automotive industry.
2 Specifications
2.1 Limit parameters
Main Parameters
Power supply voltage
(V)
Blocking power
(dBm)
Working temperature
(℃)
2.2 Working parameters
Main Parameters
Working voltage (V)
Communication level (V)
Working temperature (℃)
Working frequency (MHz)
Emission current (mA)
Power
Receiving current (mA)
consumption
Sleep current (μA)
Maximum transmit power (dBm)
Receiving sensitivity (dBm)
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Performance- Minimum
Performance- Max
0
-
-40
Min
2.3
-40
2400
11.5
-130
5.5
Over 5.5V will permanently burn the module
10
It is less likely to burn when used at close range
+85
Performance
Type
Max
5.0
5.5
3.3
-
+85
-
2500
46
20
8
12.0
13.5
-132
-134
E280-2G4T12S User Manual
Remark
Industrial grade
Remark
≥5.0V can guarantee output power
Using 5V TTL is risky to burn
Industrial design
Support ISM frequency band
Instantaneous power consumption
Software shutdown
Air rate is 1kbps
5
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