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E220-400MM22S bajo consumo de energía 22dBm LLCC68 módulo lora 433MHz

[Chip]:LLCC68

[Frecuencia de trabajo]:410MHz~493MHz

[Potencia de transmisión]:22dBm

[Distancia]:5.5km

[Tamaño]:10*10*2.5mm

[Peso]:0.5g±0.02g

[Introducción]:E220-400MM22S es un volumen ultrapequeño desarrollado de forma independiente basado en una nueva generación de chip LoRaTM RF LLCC68 producido por Semtech, y es adecuado para módulos inalámbricos SMD LoRaTM de 433 MHz y 470 MHz, utilizando un oscilador de cristal de 32 MHz de grado industrial.

1
Pin No.Item
DirectionDescription
1VCC-

Power supply, range 1.8V~3.7V (recommended to add external ceramic filter capacitor)

2GND-

Ground wire, connected to the power reference ground

3NRSTInput
 

 NRST Input Chip reset trigger input pin, active low

4NC-

-

5NC
-

-

6ANT
-

RF interface, stamp hole

7GND
-
 

Ground wire, connected to the power reference ground

8NC
-

-

9TXEN
Input

RF switch launch control pin, connected to external microcontroller IO
or DIO2, active high

10RXEN
InputRF switch receiving control pin, connected to external microcontroller
IO, active high
11BUSYOutput

Used for status indication (see LLCC68 manual for details)

12MISO
Output

                  SPI data output pin

13MOSI

Input  

                  SPI data input pin

14NSS
Input

Module chip select pin for starting an SPI communication

15SCK
Input

SPI clock input pin

16GND
-
 

Ground wire, connected to the power reference ground

17NC
-

-

18DIO3
Input/Output

Configurable general-purpose IO port (see LLCC68 manual for details)

19DIO2
Input/Output

Configurable general-purpose IO port (see LLCC68 manual for details)

20DIO1Input/Output

Configurable general-purpose IO port (see LLCC68 manual for details)