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Chengdu Ebyte Electronic Technology Co., Ltd.
Automotive industry applications.
2 Specification and Parameter
2.1 RF Parameter
RF Parameter
Operating frequency
Transmit power
Receiving sensitivity
FIFO
Modulation mode
Blocking power
Air rate
LoRa（bps）
Reference distance
2.2 Electrical Parameter
Main Parameter
Operating voltage（V）
Communication level（V）
Operating temperature（℃）
TX current
（mA）
Power
RX current
consumption
（mA）
Sleep current
（nA）
2.3 Hardware Parameter
Hardware Parameters
Crystal oscillation frequency
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Parameter Value
850MHz～930MHz
The software is adjustable and needs to be developed and set by
21dBm～22dBm
-129dBm
256Byte
LoRa
10dBm
1.76k～62.5k
Clear and open environment, antenna gain 5dBi, antenna height
5500m
Performance
Min.
Type
Max.
1.8
3.3
3.7
-
3.3
-
-40
-
+85
-
100
-
-
10
-
-
180
-
Parameter Value
32MHz
Remark
Support ISM
the user
BW_L=250kHz，SF = 10，LORA
Maximum length of single transmission
LoRa modulation is recommended
The probability of burning at close range is small
User programming control
2.5 meters, air rate 2.4kbps
Remark
≥3.3V can guarantee the output power, more than 3.7V will
permanently burn the module
Risk of burnout with 5V TTL
Industrial grade design
Instantaneous power consumption
software shutdown
E220-900MM22S User Manual
TM
-
Remark
-
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