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E220-900T22D LoRa Wireless UART Module RSSI ISM 868MHz 915MHz 22dBm Module LoRa Spread Spectrum UART Interface SMA-K Antenna






[Introduction]:E220-900T22D adopts a new generation of LoRa spread spectrum technology and a wireless serial port module (UART) designed based on the LLCC68 chip scheme. It has a variety of transmission methods, works in the (850.125 ~ 930.125MHz) frequency band(default 873.125MHz), TTL level output, compatible with 3.3V and 5V IO port voltage

Main Parameter Min. Typ. Max. Unit Remark
Operating voltage 2.3 3.3 5.5 V ≥3.3V ensures output power
Communication level - 3.3 - V For 5V TTL, it may be burning down
TX current - 110 - mA Instant power consumption @22dBm
RX current - 16.8 - mA 5V Voltage
Sleep current - 5 - uA Software shutdown
Operating Temperature -40 - +85 ℃ Industrial grade
Operating frequency 850.125 - 930.125 MHz Support ISM band
Tx power 21.5 22 22.5 dBm -
Receiving sensitivity -146 -147 -148 dBm Air data rate 2.4kbps
Air data rate 2.4k 2.4k 62.5k bps To control via user’s program
Main Parameter Performance Remark
Distance for reference 5km Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate:2.4kbps
TX length 200 Btye Can be configured via command as 32/64/128/200 bytes per packet to transmit
Buffer 400 Btye -
Modulation LoRa New generation LoRa modulation technology
Communication interface UART Serial Port TTL Level
Package DIP -
Size 21*36 mm -
Antenna SMA-K 50 ohm impedance