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E22-230T33S LoRa solution 230MHz High-power LoRa spreading Relay networking Wireless serial port module
E22-230T33S LoRa solution 230MHz High-power LoRa spreading Relay networking Wireless serial port module

E22-230T33S LoRa solution 230MHz High-power LoRa spreading Relay networking Wireless serial port module

[Transmission power]：33dBm

[Communication distance]： 12km

[Product weight]：5.4±0.1g

[Product size]：25*40.5mm

[Introduction]：E22-230T33S is a wireless serial port module (UART) based on SEMTECH's LoRa solution. It has multiple transmission modes, working at 220.125MHz~236.125MHz, (default 230.125MHz), LoRa spread spectrum technology, TTL level output, compatible with 3.3V and 5V IO port voltages

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Electric parameterUnitModel No.Remarks
E22-230T22SE22-230T30SE22-230T33S
Operating levelV2.3〜5.5V3.3〜5.5 V3.3〜5.5 V之3.3V ensures output power
Communication levelV3.3For 5V TTL, it may be at risk of burning down
TX currentmA122530990Instant power consumption
RX currentmA131415
Sleep currentuA2Software is shut down
Operating temperature℃-40〜+85Industrial design
Main parameterE22-230T22SE22-230T30SE22-230T33SRemarks
Size16*26 mm25*40.5mm25*40.5mm
TX length240 ByteSub-packing 32/64/128/240 byte to send via command
Buffer1000 Byte
ModulationLoRaNew generation LoRa
Communica tion interfaceUARTTTL
PackageSMD, stamp hole, 1.27/2.54mm pitch
Pitch1.27mm1.27mm2.54mm
PA+LNAX√√Built-in PA+LNA
AntennaIPEX/Stamp hole50 ohm impedance
RF parameterUnitModel No.Remarks
E22-230T22SE22-230T30SE22-230T33S
Operating frequencyGHz220.125   - 236.125ISM band
TX powerdBm22.0±0.530.0±0.533.0±0.5
Block powerdBm0 〜10.0Chances to bum is slim when used in short distance
Receiving sensitivitydBm-147±1.0Air data rate 2.4kbps
Tested distanceKm51012Test condition： clear and open area, antenna gain: 5dBi, antenna height: 2.5m, air data rate: 2.4kbps
Air data ratebps0.3k〜15.6kControlled via user's programming


ZZteco

No.NameDirectionFunction
1GND-Module ground
2VCC-Module power supply positive reference, Power supply： 3.3〜5.5V DC
3AUXOutputThe user wakes up the external MCU and outputs low level during power on self-test initialization; (can be suspended)
4TXDOutputTTL UART outputs, connects to external (MCU, PC) RXD input pin.
5RXDInputTTL UART inputs, connects to external (MCU, PC) RXD output pin.
6MlInput (weak pull-up)Work with M1 to decide 4 working modes of module (not suspended, if not used, could be grounded).
7MOInput (weak pull-up)Work with MO to decide 4 working modes of module (not suspended, if not used, could be grounded).
11ANTOutputAntenna(high frequency signal output, 50 ohm)
12GND-Ground
13GND-Ground
14GND-Ground
18NC-Empty
19NC-Empty
20NC-Empty
21+3.3V-Power pin when program is loading (suspend, no need to connect, cannot be used as power supply )
22NC-Empty
23GND-Module Ground
24NC-Empty


label: LoRa solution LoRa Module