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Ebyte free sample tcxo RS232/485 27dBm 230MHz narrow band transmission rf transceiver modem for IOT






[Introduction]:E90-DTU is a wireless data transceiver with the function of digital data processing,digital modulation and demodulation,FEC,balanced soft decision,etc.It provides transparent RS232/RS485 interface,different with the analog FM transceiver plus MODEM analog digital transceiver.

RF Parameter Value Remark
Working frequency 225~237.6 MHz Default: 230MHz
Transmitting power 27 dBm About 500mW
Air data rate 1.2k~70kbps Default: 1.2kbps
Test distance 5000 meter In open and clear air, with maximum power, 5dBi antenna gain, height of 2m.
Hardware Parameter Value Remark
Size 82 * 62 * 25 mm Without SMA-K
Antenna type SMA-K
Communication interface RS232 / RS485 Standard DB9 Hole/3.81 connecting terminal
Baud rate 9600 Baud rate: 1200~115200
Buffer 512 bytes buffer Automatically sub-packaging with 186 bytes per package
Electronic parameter Min. Typ. Max. Unit Condition
Power supply 10 12 28 V
Transmitting current 147 163 179 mA 27dBm(500mW)
Stand-by current 15 17 19 mA
Operating temperature -40 20 +85
Operating humidity 10 60 90 %
Storage temperature -40 20 +125