Ebyte E49-400M20S, Руководство пользователя

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Chengdu Ebyte Electronic Technology Co.,Ltd. E49-400M20S User Manual
Copyright ©2012–2020
，
Chengdu Ebyte Electronic Technology Co.,Ltd. 5
2.0 Specification and Parameter
2.1 Limit parameter
Table 2-1 Limit parameter table
Main parameter
Performance
Remark
Min. Max.
Power supply
（
V
） 0 3.6
Voltage over 3.6V will cause permanent
damage to module
Operating temperature
（
℃
）
-40 85 /
2.2 Working Parameters
Table 2-2 Limit parameter table
Main parameter
Performance
Remark
Min. Typ. Max.
Operating voltage
（
V
） 1.8 3.3 3.6 Over 3.6V may permanently burn the module
Communication level
（
V
）
- 3.3 - Using 5V level has the risk of burning
Operating temperature
（
℃
）
-40 - +85 Industrial grade
Operating frequency
（
MHz
） 410 433 510 -
Power
consumptio
n
TX current
（
mA
） - 85
@Transm
it power
20dBm
Instant power consumption
RX current
（
mA
） - 8.5 -
Sleep current
（
μA
） - 0.1 - Software is shut down
Max Tx power
（
dBm
） - 20 - -
Receiving sensitivity
（
dBm
） -116 -117 -118 @Air rate is 1.2kbps
Main parameter Description Remark
Reference distance 2.5km Clear and open, antenna height 2.5 meters, air rate 2.4kbps
Crystal frequency 26MHz -
Packaging method SMD -
Communication Interface SPI -
Dimensions 20*14mm -
RF interface IPEX/stamp hole Equivalent impedance is about 50Ω
product weight 1.2±0.1g Clear and open, antenna height 2.5 meters, air rate 2.4kbps