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Chengdu Ebyte Electronic Technology Co., Ltd.
User Manual
Main parameters
Reference Distance
FIFO
Crystal Frequency
Modulation
Packaging Method
Interface
Communication Interface
Dimensions
Antenna Interface
Chapter 3 Mechanical Dimensions and Pin Definition
Pin
Pin item
Number
1
VCC
2
GND
Copyright ©2012–2021，Chengdu Ebyte Electronic Technology Co., Ltd.
5
Description
8000m
256Byte
52MHz
LoRa(recommend)
SMD
1.27mm
SPI
15*20mm
IPEX/PCB
Pin
Orientation
Power supply, range 2.5~3.6V (recommended to add external ceramic filter
capacitor)
Ground wire, connected to the power reference ground
Clear and open, antenna gain 5dBi, antenna height 2.5 meters,
air rate 1kbps
The maximum length of a single transmission
±10ppm/11pF
GFSK，FLRC，LoRa
0～10Mbps
Equivalent impedance is about 50Ω
Application
E28-2G4M27SX
Remark
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