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LLCC68 RS485 Wireless RF Transceiver and Receiver 433MHz 470MHz 30dBm IoT LoRa Spread Spectrum Module Long Range






[Introduction]:The E220-400R30D uses a new generation of LoRa spread-band technology based on the RS485 module designed for the LLCC68 chip scheme with a variety of transmission modes. It operates in the (410.125 to 493.125MHz) frequency (default 433.125MHz) and supports DC 5.0 power supply.

Main parameter parameter Description Remark
Reference distance 10km Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate: 250 kbps
Launch length 200 Byte The subcontract 32/64/128/200 bytes can be sent by instruct settings
Cache capacity 400 Byte -
Modulation LoRa New generation of LoRa modulation technology
Communication Interface 485 interface 485 level
Encapsulate Pin -
Interface PH2.0 Space 2.0mm with reserved 2.54mm hole
Outter size 26*48mm -
RF interface SMA-K The equivalent impedance is about 50 degrees
Main parameter Min Type Max Unit Remark
Operating voltage 4.5 5.0 5.5 V ≥5.5 V ensures output power
Communication level - - - V For 5V TTL, it may be at risk of burning down
Operating temperature -40 - 85 Industrial grade
Operating frequency 410.125 - 493.125 MHz Support ISM band
TX current - 630 - mA Instant power consumption@30dBm
RX current - 19 - mA -
Sleep current - - - uA Low power consumption is not supported
Max TX power 29.5 30.0 30.5 dBm -
Receiving sensitivity - -129 - dBm -124dbm,BW_L=125kHz,SF = 7,LORA TM;
-129dbm,BW_L=125kHz,SF = 9,LORA TM;
-121dbm,BW_L=250kHz,SF = 7,LORA TM;
-129dbm,BW_L=250kHz,SF = 10,LORA TM;
-117dbm,BW_L=500kHz,SF = 7,LORA TM;
-127dbm,BW_L=500kHz,SF = 11,LORA TM;
Air data rate 2.4k 2.4k 62.5k bps Controlled via user’s programming