EBYTE E28-2G4M20S SX1281 Blue-tooth Wireless Module 2.4GHz 20dBm LoRa Long Range 6km BLE FLRC GFSK Transceiver Receiver SPI

[Introduction]：E28-2G4M20S is a 2.4GHz bluetooth module designed by Chengdu Ebyte.The IC SX1281 features multiple physical layers and various modulating methods such as LoRa, FLRC and GFSK. The special modulating and processing methods enable longer operating range with LoRa and FLRC modulating, and the GFSK method covers BLE protocol. Brand Name:EBYTEOrigin:Mainland ChinaCondition:NewType:Drive ICModel Number:E28-2G4M20SSupply Voltage:1.8 - 3.6 VDissipation Power:100mWOperating Temperature:-40 - +85 ℃Application:ComputerPackage:SMDType:Lora Bluetooth Wireless moduleIC:SX1280Frequency:2.4~2.5GHzPower:20dBmDistance:6.0kmInterface:SPIWeight:1.9±0.1gSize:26.5 * 15 mm RF Parameter Value Remark Working frequency 2400~2500 MHz Default: 2.4GHz (52MHz oscillator) Transmitting power 20 dBm About 100mW Receiving sensitivity -132 dBm Air data rate: 125kbps Air data rate 0.125M~2Mbps Default: 125kbps Test distance 6000m In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 125kbps Hardware Parameter Value Remark Size 26.5 * 15 mm Antenna type IPEX / PCB Communication interface SPI Package SMD Electronic parameter Min. Typ. Max. Unit Condition Power supply 1.8 3.3 3.6 V Communication level 1.8 3.3 3.6 V Transmitting current 130 140 150 mA 20dBm（100mW） Receiving current 9 10 11 mA Sleep current 1 2 3 μA Operating temperature -40 20 +85 ℃ Operating humidity 10 60 90 % Storage temperature -40 20 +125 ℃ Company Profile Ebyte Company Profile Development Testin Demo PCB_E28 Product Descriptio SX1281