[Chip]： LLCC68 [Working frequency]： 410MHz～493MHz [Transmit power]： 22dBm [Distance]： 6km [Size]： 10*10*2

5mm [Weight]： 0

5g±0

02g [Introduction]： E220-400MM22S is an ultra-small volume independently developed based on a new generation of LoRaTM RF chip LLCC68 produced by Semtech, and is suitable for 433MHz, 470MHz SMD LoRaTM wireless modules, using industrial grade 32MHz crystal oscillator

Hardware Parameters Parameter Value Remark Crystal oscillation frequency 32MHz - Package - SMD - Connector stamp hole Spacing 1

27mm Communication interface SPI 0-10Mbps Size 10* 10*2

5 mm With shield Net weight 0

5g±0

02g RF interface stamp hole - Main Parameter Performance Remark Min

Type Max

Operating voltage（V） 1

8 3

3 3

7 ≥3

3V can guarantee the output power, more than 3

7V will permanently burn the module Communication level（V） - 3

3 - Risk of burnout with 5V TTL Operating temperature（°C） -40 +85 Industrial grade design power consumption TX current （mA） - 100 - Instantaneous power consumption