LLCC68

  1. Location
  2. Home
  3. Module
  4. LoRa
  5. LLCC68
E220-400T22D Wireless Module RSSI ISM 433MHz 470MHz 22dBm LoRa Spread Spectrum DIP UART Interface SMA-K Antenna Low Power
E220-400T22D Wireless Module RSSI ISM 433MHz 470MHz 22dBm LoRa Spread Spectrum DIP UART Interface SMA-K Antenna Low Power

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

[IC]：LLCC68

[Frequency]：410.125~493.125MHz

[Power]：22dBm

[Distance]：5km

[Size]：21*36mm

[Product weight]：7.5g±0.1g

[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

Send Inquiry Online Inquiry

ZZteco

ZZteco

ZZteco


Main ParameterPerformanceRemark
Operating frequency410.125~493.125MHzSupport ISM band
Tx power22 dBm-
Receiving sensitivity-127dbmAir data rate 2.4kbps
Air data rate2.4k~62.5kbpsTo control via user’s program
Distance for reference5KmTest condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate:2.4kbps
Main ParameterPerformanceRemark
Size21 * 36mm-
AntennaSMA-K50 ohm impedance
Communication interfaceUARTTTL Level
PackageDIP-
Main ParameterMinTyp.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 @30dBm
RX current-16.8-mA5V Voltage
Sleep current-5.0-uASleep mode
Operating temperature-4020+85℃Industrial design


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 Module