Ebyte E28-2G4M27SX, Руководство пользователя

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Chengdu Ebyte Electronic Technology Co., Ltd.
E28-2G4M27SX
User Manual
Copyright ©2012–2021
，
Chengdu Ebyte Electronic Technology Co., Ltd.
4
1.3 Application

Smart home and industrial sensors, etc;

Security system, positioning system;

Wireless remote control, drone;

Wireless game remote;

Healthcare products;

Wireless voice, wireless headset;

Automotive industry applications.
Chapter 2 Technical Parameters
2.1 Limit parameters
Main parameters
Performance
Remark
Min Max
Supply voltage (V) 0 3.6 Exceeding 3.6V will permanently burn the module
Blocking power (dBm) - 10
The probability of burning at close range is
small
Working temperature (℃) -40 +85 Industrial grade
2.2 Working parameters
Main parameters
Performance
Remark
Min Typ Max
Working voltage (V) 2.5 3.3 3.6 ≥3.3V can guarantee output power
Communication level (V) 3.3 Risk of burnout with 5V TTL
Working temperature (℃) -40 - 85 Industrial grade design
Working frequency band (MHz) 2400 2450 2500 Support ISM band
Power
consumption
Emission current (mA) 580 Instantaneous power consumption
Receive current (mA) 14.5
Sleep current (μA) 2.0 software shutdown
Maximum transmit power (dBm) 26 26.5 27 See section 4.2 for details
Receive Sensitivity (dBm) -130 -131 -132
LoRa receiver sensitivity with CR=4/5
and high sensitivity mode enabled 1
SF12,BW=203kHz
Air Rate
LoRa（bps） 0.595k - 253.9k User programmable customization
FLRC（bps） 260k - 1.3M User programmable customization
GFSK（bps） 125k - 2M User programmable customization