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WENSHING announced the TRW-SX1278 1W (LoRa) long-range wireless data transmission module in May 2024. Utilizing advanced LoRa spread spectrum technology, it is designed for remote wide-area IoT applications, compliant with the high-power FCC PART 90.205 30dBm specifications.
The TRW-SX1278 1W boasts strong anti-interference capabilities, enhancing reliability and transmission efficiency. Its extensive coverage makes it particularly suitable for remote monitoring applications. Additionally, it offers a rich variety of interfaces and configuration options, ensuring flexibility in application.
The TRW-SX1278 1W features a super high receiver sensitivity of -148dBm and a maximum power of up to >32dBm, enabling ultra-long-range wireless transmission. It is suitable for applications across various fields including IoT (Internet of Things), smart cities, transportation, industrial control, automated agriculture, healthcare, and military.
APPEARANCE
External Appearance
FEATURES
Application
• Frequency 470MHz
• SPI Serial port
• Receiver sensitivity -148dBm
• Transmit power 30dBm
• Utilizing SX1278 chip
• Operating voltage 3.6～5.5V
• Automatic frequency control AFC
• Signal strength detection AGC
• FSK/OOK Mode
• 127dB RSSI Dynamic range
SPECIFICATION
Technical specifications
Specification
Min.
Typ.
Max.
Frequency Range
420
500
MHz
470MHz
(Center frequency)
Receiver Sensitivity
-148
dBm
0.03125bps
Transmit Power
30
Data Rate
0.03125
8
Kbps
LoRa Protocol
Supply Voltage, VCC
3.6
5.5
V
DC
TX Current
760
mA
4V Test
RX Current
20
Power down Current
0.1
uA
Power down Mode
Power up time
150
uS
Disable to Enable time
Operating Temperature
-40
+80
°C
DIMENSIONS
SMT
TRW-SX1278S 1W
DIP
TRW-SX1278D 1W
Pin ASSIGNMENT