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[IC]：LLCC68
[Frequency]：410.125~493.125MHz
[Power]：30dBm
[Distance]：10km
[Size]：38.5*24mm
[Product weight]：5.8g±0.1g
[Introduction]：E220-400M30S is 1W module developed independently based on new generation of LoRa RF chip LLCC68 from Semtech.LLCC68 is suitable for 433MHz and 470MHz SMD wireless module and uses industrial 32mhz crystal oscillator.
Main parameter Performance Remarks Reference distance 10km In clear and open environment, the antenna gain is 5dBi, the antenna height is 2.5m, and the air speed is 2.4kbps. FIFO 256Byte Maximum length of single transmission Crystal frequency 32MHz - Modulation mode LORA Lora modulation is recommended Packaging method SMD - Interface mode Stamp hole The spacing is 2.54mm Communication interface SPI 0~10Mbps Dimension 38.5*24mm Including shield RF interface Stamp hole / IPEX - Main parameter Min. Typ. Max. Unit Remarks Working voltage 3 5 5.5 V ≥5.5 V ensures output power Operating frequency band 410 433/470 493 MHz Support ISM band Communication level - 3.3 - V Probably burnout when using 5V TTL TX current - 600 - mA Instantaneous power consumption RX current - 12.5 - mA - Sleep current - 1 - μA Software shutdown Working temperature -40 - +85 ℃ Industrial Design Max TX power 29 30 31 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;GFSK（bps） 0.6k - 300k bps User programming control LoRa（bps） 1.76k - 62.5k bps User programming control