LLCC68

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

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

[IC]：LLCC68

[Frequency]：850.125~930.125MHz

[Power]：22dBm

[Distance]：5km

[Size]：21*36mm

[Product weight]：7.5g±0.1g

[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

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ZZteco

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ZZteco

Main ParameterMin.Typ.Max.UnitRemark
Operating voltage2.33.35.5V≥3.3V ensures output power
Communication level-3.3-VFor 5V TTL, it may be burning down
TX current-110-mAInstant power consumption @22dBm
RX current-16.8-mA5V Voltage
Sleep current-5-uASoftware shutdown
Operating Temperature-40-+85 ℃Industrial grade
Operating frequency850.125-930.125MHzSupport ISM band
Tx power21.52222.5dBm-
Receiving sensitivity-146-147-148dBmAir data rate 2.4kbps
Air data rate2.4k2.4k62.5kbpsTo control via user’s program
Main ParameterPerformanceRemark
Distance for reference5kmTest condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate:2.4kbps
TX length200 BtyeCan be configured via command as 32/64/128/200 bytes per packet to transmit
Buffer400 Btye-
ModulationLoRaNew generation LoRa modulation technology
Communication interfaceUART Serial PortTTL Level
PackageDIP-
Size21*36 mm-
AntennaSMA-K50 ohm impedance


ZZteco

No.NameDirectionFunction
1M0Input(weak pull-up)Work with M1 to decide 4 working modes of module (not suspended, if not used, could be grounded)




2M1Input(weak pull-up)Work with M0 to decide 4 working modes of module (not suspended, if not used, could be grounded).




3RXDInputTTL UART inputs, connects to external TXD output pin.




4TXDOutputTTL UART outputs, connects to external RXD input pin.




5AUXOutputUsed to indicate the working status of the module; the user wakes up the external MCU, and outputs low level during power-on self-check initialization; (can be left floating)




6VCCInputVoltage range: 3.0～5.5V DC




7GNDInputGround




8Fixed hole-Fixed hole




9Fixed hole-Fixed hole




10Fixed hole-Fixed hole


label: LoRa solution UART Module