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Ebyte E22-900T22D tout nouveau module de port série sans fil Lora 22dBm avec services de développement personnalisés

[La fréquence]:850.125~930.125MHz

[Du pouvoir]:22dBm

[Distance]:5km

[Taille]:21*36mm

[Lester]:6.5±0.2g

[Poids du produit]:6.5±0.2g

[Introduction]:E22-900T22D est un module sans fil (UART) avec plusieurs modes de transmission, fonctionnant dans le 850.125MHz ~ 930.125MHz, (par défaut 868.125MHz). Il dispose de la technologie à spectre étalé LoRa, d'une sortie de niveau TTL, compatible avec la tension de port IO 3,3 V et 5 V.

Limit Parameters

Main ParametersPerformanceRemarks
Min.Max
Power supply(V)05.5Voltage over 5.5V will cause permanent damage to module
Blocking power(dBm)-10Chances of burn is slim when modules are used in short distance
Operating temperature(℃) -40 +85 -


Operating parameter

Main ParametersPerformanceRemarks
Min.Typ. Max.
Operating voltage(V)2.3 5.05.5≥5.0 V ensures output power
Communication level(V)-3.3-For 5V TTL, it may be at risk of burning down
Operating temperature(℃)-40 -+85Industrial design
Operating frequency(MHz)850.125 868.125930.125 Support ISM band
TX Current(mA)-110-Instant power consumption
RX current(mA) -11--
Sleep current(μA)-2-Software is shut down
Max Tx power(dBm) 21.522.022.5-
Receiving sensitivity(dBm)-146  -147-148Air data rate 0.3kbps
Air data rate(bps) 0.3k2.4k62.5kTo control via user’s program



Main parameter DescriptionRemarks
Distance for reference 5000mTest condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate: 2.4kbps
TX length 240 Byte Can be configured via command as 32/64/128/240 bytesper packet to transmit
Buffer1000 Byte-
ModulationLORA-
Communication interface UARTTTL level
PackageDIP-
Connector 1*7*2.54mm-
Size  21*36 mm-
Antenna SMA-K 50 ohm impedance