EBYTE E220-400T22D LLCC68 Long Range 5km


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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,... Read more

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Categories: LoRa ModuleTags: 22dBm, 5km, llcc68, lora, SMA-K, UART

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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 It offers industry-leading power saving capabilities and up to 5km radio range under optimal conditions. With this device, you can enjoy extended wireless communication with minimal interference.


E220-400T22D technical manual download

Main parameter

Supply Voltage  3-5.5V
Dissipation Power 22 dBm
Operating Temperature -40 - +85
Package DIP
Type Wireless Module
Working Frequency         410.125~493.125MHz
Power         22dBm
Distance         5km
Size         21*36mm
Antenna Type         SMA-K
Communication Interface         UART

Detailed parameters

Main Parameter Performance Remark
Operating frequency 410.125~493.125MHz Support ISM band
Tx power 22 dBm -
Receiving sensitivity -147dbm Air data rate 2.4kbps
Air data rate 2.4k~62.5kbps To control via user’s program
Distance for reference 5Km Test condition:clear and open area, antenna gain: 5dBi,antenna height: 2.5m,air data rate:2.4kbps


Main Parameter Performance Remark
Size 21 * 36mm -
Antenna SMA-K 50 ohm impedance
Communication interface UART TTL Level
Package DIP -


Main Parameter Min Typ. Max. Unit Remark
Operating voltage 2.3 3.3 5.5 V ≥3.3V ensures output power
Communication level - 3.3 - V For 5V TTL, it may be burning down
TX current - 110 - mA Instant power consumption @30dBm
RX current - 16.8 - mA 5V Voltage
Sleep current - 5.0 - uA Sleep mode
Operating temperature -40 20 +85 Industrial design

Pin parameters

EBYTE E220-400T22D Pin parameters

No. Name Direction Function
1 M0 Input(weak pull-up) Work with M1 to decide 4 working modes of module (not suspended, if not used, could be grounded).
2 M1 Input(weak pull-up) Work with M0 to decide 4 working modes of module (not suspended, if not used, could be grounded).
3 RXD Input TTL UART inputs, connects to external TXD output pin.
4 TXD Output TTL UART outputs, connects to external RXD input pin
5 AUX Output Used 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)
6 VCC Input Voltage range: 3.0~5.5V DC
7 GND Input Ground
8 Fixed hole - Fixed hole
9 Fixed hole - Fixed hole
10 Fixed hole - Fixed hole



EBYTE E220-400T22D LLCC68 Long Range 5km

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EBYTE E220-400T22D LLCC68 Long Range 5km