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E220-400T22D Wireless Module RSSI ISM 433MHz 470MHz 22dBm LoRa Spread Spectrum DIP UART Interface SMA-K Antenna Low Power






[Introduction]:E220-400T22D 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(410.125~493.125MHz) frequency band (default 433.125MHz), TTL level output, compatible with 3.3V and 5V IO port voltage

Main Parameter Performance Remark
Operating frequency 410.125~493.125MHz Support ISM band
Tx power 22 dBm -
Receiving sensitivity -127dbm Air data rate 2.4kbps
Air data rate 2.4k~62.5kbps To control via user’s program
Distance for reference 5Km Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate:2.4kbps
Main Parameter Performance Remark
Size 21 * 36mm -
Antenna SMA-K 50 ohm impedance
Communication interface UART TTL Level
Package DIP -
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 @30dBm
RX current - 16.8 - mA 5V Voltage
Sleep current - 5.0 - uA Sleep mode
Operating temperature -40 20 +85 Industrial design