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E22-400T30S SX1268 RF wireless serial port module





[Product weight]:5.7±0.1g


[Introduction]:E22-400T30S is a wireless serial port module (UART) based on SEMTECH's SX1268 RF chip. It has multiple transmission modes, LoRa spread spectrum technology, TTL level output,compatible with 3.3V and 5V IO port voltage.

Operating parameter Performance Remark
Operating frequency 410.125~493.125MHz Support ISM band
Tx power 30 dBm -
Receiving sensitivity -148dbm Air data rate is 2.4kbps
Air data rate 0.3k~62.5kbps Controlled via user’s programming
Distance for reference 10000m Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate: 2.4kbps
Size 40.5*25 mm -
Antenna IPEX/stamp hole 50 ohm impedance
Communication interface UART -
Package SMD -
Main parameter Min. Typ. Max. Unit Remark
Operating voltage 2.3 5.0 5.5 V ≥5.0 V ensures output power
Communication level - 3.3 - V For 5V TTL, It is recommended to add level conversion
TX current - 610 - mA Instant power consumption
RX current - 17 - mA -
Sleep current - 2 - μA Software is shut down
Operating temperature -40 - +85 -