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E22-M22S 433MHz /868MHz /915MHz SPI +22dBm Enhanced Power LoRa Transceiver Module

DWM20030702
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The E22-M22S 433MHz /868MHz /915MHz SPI +30dBm Enhanced Power LoRa Transceiver Module is based on original imported RFIC SX1268(433MHz) and SX1262(868MHz/915MHz) from SEMTECH, adopts LoRa spread spectrum technology.

Center frequency

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$10.50
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Description

The E22-M22S series is the first wireless module in China to adopt Semtech's SX1268, SX1262 RF chip. This chip provides a variety of modulation methods, such as LoRaTM and traditional GFSK. Its special LoRaTM modulation method increases the communication distance.

Features:

RF Parameter Value
Remark
Working frequency
410~493 MHz,850~930 MHz

Sx1268(410~493 MHz),Sx1262(850~930 MHz)

Transmitting power 22 dBm

Max. Power (160mW)

Receiving sensitivity -147 dBm

-

Air data rate 0.018k~300kbps

-

Test distance 6500m

In open and clear air, with maximum power, 5dBi antenna gain, height of 2m

Hardware Parameter Value
Remark

Size

14 * 20 mm

    

Antenna type

IPEX / Stamp hole

    

Communication interface

SPI

Package

SMD

    

Electronic parameter Min. Typ. Max. Unit Condition
Power supply
1.8 3.3 3.6 V
Communication level 1.8 3.3 3.6 V
Transmitting current
95 100 105 mA 22dBm(160mW)
Receiving current
6
6.5 7 mA
Sleep current
1
2 3 nA
Operating temperature
-40 20
+85
Operating humidity
10 60
90 %
Storage temperature
-40 20
+125

Pin Definition

e22-m22s-pin-difintion

Pin No.
Pin Item Pin Direction Pin Application

1

GND

-

Ground

2

GND

-

Ground

3

GND

-

Ground

4

GND

-

Ground

5

GND

-

Ground

6

RXEN

Input

RF switch RX control,connecting external MCU IO, valid in high level

7

TXEN

Input

RF switch TX control,connecting external MCU IO or DIO2, valid in high level

8

DIO2

Input/Output

Configurable IO portsee more SX1262,Sx1268 datasheet

9

VCC

-

Power supply, 2.5V~5.5Vexternal ceramic filter capacitoris recommended)

10

GND

-

Ground

11

GND

-

Ground

12

GND

-

Ground

13

DIO1

Input/Output

Configurable IO portsee more in SX1262,Sx1268 datasheet)

14

BUSY

Output

State indicatorsee more in SX1262,Sx1268 datasheet)

15

NRST

Input

Chip reset initiation, valid in low level

16

MISO

Output

SPI master input slave output

17

MOSI

Input

SPI master output slave input

18

SCK

Input

SPI clock

19

NSS

Input

Chip selectfor starting a SPI communication

20

GND

-

Ground

21

ANT

-

Stamp hole50 ohm impedance)

22

GND

-

Ground

UseFul Link:

SX1268 Datasheet

SX1261/SX1262 Datasheet

n No

Product Details
DWM20030702
300 Items
Reviews

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RFM50-S 433MHz /868MHz /915MHz HopeRF 20dBm Soc Transceiver RF module

RFM50-S 433MHz /868MHz /915MHz HopeRF 20dBm Soc Transceiver RF module

RFM50 module series’ design is based on the high performance RF50 SoC chip, It include a CIP-51 core‘ MCU and 100mW transceiver. It operate at 433/470/868/915 MHz ISM band, comply with FCC, ETSI regulation.

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