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Ebyte Semtech SX1280 UART 3Km Range 2.4GHz 12dBm SMD 17.5*28.7mm CE FCC LoRa Wireless Transmitter RF Module

[IC]:SX1280

[Frequency]:2.4~2.5GHz

[Power]:12.5dBm

[Distance]:3.0km

[Interface]:UART

[Weight]:2.2±0.1g

[Introduction]:E28-2G4T12S is an UART module based on SEMTECH SX1280, it adopts transparent transmission and works at 2.4GHz band. It adopts LoRa, FLRC and GFSK modulations. It features SMD packing with both IPX and PCB antenna interfaces, and its TTL output is 3.3V.

RF Parameter Value Remark
Working frequency 2400~2500 MHz ISM band
Transmitting power 12.5 dBm -
Receiving sensitivity -132 dBm Air data rate: 1.0kbps
Modulation LoRa
FLRC
GFSK
-
Test distance 3000m Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate: 1kbps
Hardware Parameter Value Remark
Size 17.5 * 28.7 mm -
Antenna type IPEX / PCB 50Ω Impedance
Communication interface UART TTL
Package SMD -
Electronic parameter Min. Typ. Max. Unit Condition
Power supply 2.3 5.0 5.5 V ≥5.0V ensures output power
Communication level - 3.3 - V For 5V TTL, it may be at risk of burning down
Transmitting current - 46 - mA Instant power consumption
Receiving current - 20 - mA -
Sleep current - 8 - μA Software is shut down
Operating temperature -40 20 +85 -
Operating humidity 10 60 90 % -
Storage temperature -40 20 +125 -