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E19-915M20S User Manual

SX1276 915MHz 100mW SMD Wireless Module

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Summary of Contents for E19-915M20S

Page 1: ...E19 915M20S User Manual SX1276 915MHz 100mW SMD Wireless Module...

Page 2: ...ve certification reports users do not need to worry about its performance High precision 32MHz crystal is used Since the module is a pure RF transceiver module you need to use the MCU driver or a dedi...

Page 3: ...rature 40 85 Industrial design Operating frequency MHz 900 915 931 Support ISM band Power consumpti on TX current mA 110 Instant power consumption RX current mA 14 Sleep current A 1 0 Software is shut...

Page 4: ...IO0 Input Output Configurable IO interface See more details in SX1278 data sheet 8 RST Input Reset 9 NC Not connect 10 GND Input Ground electrode connected to the power reference ground 11 VCC Input P...

Page 5: ...ust be close to the digital part of the module and routed in the Bottom Layer Assuming the module is soldered or placed over the Top Layer it is wrong to randomly route over the Bottom Layer or other...

Page 6: ...nected among which RST control chip reset TXEN RXEN are for controlling RF switch Make it ground well with large space for grounding and small power ripple Filter capacitor is necessary and make sure...

Page 7: ...2 5V the lower the voltage the lower the transmitting power Due to antenna quality or poor matching between antenna and module 6 2 Module is easy to damage Please check the power supply source ensure...

Page 8: ...x preheating temp 150 200 Preheat Time Tsmin to Tsmax ts Preheating time 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp Average ramp up rate 3 second max 3 second max Liquidous Temperature TL...

Page 9: ...9 Antenna guidance 9 1 Antenna recommendation The antenna is an important role in the communication process A good antenna can largely improve the communication system Therefore we recommend some ant...

Page 10: ...12 2018 Chengdu Ebyte Electronic Technology Co Ltd 4 9 About us Website www ebyte com Sales info cdebyte com Support support cdebyte com Tel 86 28 61399028 Ext 812 Fax 86 28 64146160 Address Innovatio...

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