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WENSHING released the TRW-LLCC683X (LoRa) long-range wireless data transmission module in May 2024. Adopting advanced LoRa spread spectrum technology, it is based on long-range wide-area IoT applications and complies with the high-power FCC PART 90.205 30dBm standard.
The TRW-LLCC683X boasts robust anti-interference abilities, improving both reliability and transmission efficiency. Its extensive coverage makes it particularly ideal for remote monitoring applications. Furthermore, it offers a wide range of interfaces and configuration options, allowing for versatile use.
The TRW-LLCC683X offers exceptionally high reception sensitivity at -148dBm and can deliver a maximum power output of 33dBm (almost 2W), supporting extremely long-distance wireless transmission. This makes it ideal for a wide range of applications in fields like IoT, smart cities, transportation, industrial control, automated agriculture, healthcare, and the military.
APPEARANCE
External Appearance
FEATURES
• 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
730
mA
4V Test
RX Current
20
Power down Current
0.1
uA
Power down Mode
Power up time
50
ms
Disable to Enable time
Operating Temperature
-40
+80
°C
DIMENSIONS
SMT
TRW-LLCC683S
DIP
TRW-LLCC683D
Pin ASSIGNMENT