Ebyte E01-2G4M27D, Руководство пользователя

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Chengdu Ebyte Electronic Technology Co., Ltd. E01-2G4M27D User Manual
Copyright ©2012–2018
，
Chengdu Ebyte Electronic Technology Co.,Ltd.
3
2. Specification and parameter
2.1 Limit parameter
Main parameter
Performance
Remark
Min. Max.
Power supply
（
V
）
0 5.5 Voltage over 5.5V will cause permanent damage to module
Blocking power
（
dBm
）
- 10 Chances of burn is slim when modules are used in short distance
Operating temperature
（
℃
）
-40 85 -
2.2 Operating Parameter
Main parameter
Performance
Remark
Min. Typ. Max.
Operating voltage
（
V
）
2.5 3.3 5.5 ≥3.3V ensures output power
Communication level
（
V
）
- 3.3 -
For 5V TTL, it may be at risk of
burning down
Operating temperature
（
℃
）
-40 - 85 Industrial design
Operating frequency
（
GHz
）
2.4 - 2.525 Support ISM band
Power
consumption
TX current@3.3V
（
mA
）
- 490 - Instant power consumption
TX current@5.0V
（
mA
）
- 390 - Instant power consumption
RX current
（
mA
）
- 22 - -
Sleep current
（
μA
）
- - - N/A
Max Tx power
（
dBm
）
26.8 27 27.3 -
Receiving sensitivity
（
dBm
）
-98.5 -99 -99.5 Air data rate is 250kbps
Air data rate
（
bps
）
250k - 2M Controlled via user’s programming
For ultra-low power users, the power supply can be directly turned off externally.
Main parameter Description Remark
Distance for reference 2500m
Test condition
：
clear and open area, antenna gain: 5dBi
，
antenna height: 2.5m
，
air data rate: 250kbps
FIFO 32Byte M ax length transmitted each time
Crystal frequency 16M Hz -
M odulation GFSK -
Package DIP -
Connector 2.54mm Pin -
Communication interface SPI 0-10M bps
Size 18 * 33.4mm Without SM A
Antenna SM A-K 50ohm impedance