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E32-900M20S

[IC]：SX1276

[Frequency]：850～931MHz

[Power]：20dBm

[Distance]：5km

[Size]：14*20mm

[Introduction]：E32-900M20S is a self-developed, 868/915MHz LoRa TM SMD wireless module with the maximum transmission power of 1W which is based on the SX1276 produced by Semtech in the United States.

Manual
Sample
Outline features
Specification Parameters Pin Definition Order way Related Products

950_01未标题-2900-20900-201
950_04
950_05
950_06
950_07
950_08
950_09

Main parameterDescription
Remark
Reference distance
5Km

Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2m，air data rate: 2.4 kbps

FIFO
256Byte

Maximum length of single send

Crystal Oscillator
32MHz

Passive crystals

Protocol

LoRa

FSK/GFSK/MSK/GMSK/OOK

Package
SMD

Spacing of 2.54 mm

Interface
1.27mm

Sample hole

Communication interface
SPI

0～10Mbps

Size
14*20mm

-

Antenna
Sample hole / IPEX

50 ohm impedance


Main parameterMinTypeMaxUnitRemark
Operating voltage
3.3
55.5V≥5.5 V ensures output power
Communication level
-3.3
-V
-
Operating temperature
-40
-+85
℃
Industrial grade
Operating frequency
850
868/915
931
MHz
-
TX current
-650-mA
-
RX current
-19
-mA
-
Sleep current
-2-μA
-
Max TX power
-20-dBm
-
Receiving sensitivity
-123
-124
-125
dBm

Air data rate is 1.2 kbps

E32_13

Pin No.
ItemDirectionDescription
1GND-

Ground

2GND-

Ground

3GND-

Ground

4GND-

Ground

5GND
-

Ground

6RXEN
Input

RF switch receiving control pin, connected to external MCU IO, high level effective

7TXEN
Input

RF switch receiving control pin, connected to external MCU IO, high level effective

8DIO2
Input/Output

General IO port (see SX1276 manual for details)

9VCC
-

Power supply, range 3.3 ~ 5.5V (external ceramic filter capacitor is recommended)

10GND
-

Ground

11GND-

Ground

12GND
-

Ground

13DIO3

Input/Output

General IO port (see SX1276 manual for details)

14DIO4
Input/Output

General IO port (see SX1276 manual for details)

15DIO5
Input/Output

General IO port (see SX1276 manual for details)

16GND
-

Ground

17DIO1
Input/Output

General IO port (see SX1276 manual for details)

18DIO0
Input/Output

General IO port (see SX1276 manual for details)

19RST
Input

Chip reset trigger input pin

20MISO
Output

SPI data output pin

21MOSI
Input

SPI data output pin

22SCK
Input

SPI data output pin

23NSS
Input

the module chip selects the pin used to start an SPI communication

24GND
-

Ground

25ANT
-

Antenna interface, Sample hole (50Ω characteristic impedance)

26GND
-

Ground

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ModelInterface IC Frequency
Hz
Power
dBm 		Distance
km 		Air
data
rate 		Package Size
(mm) 		Feature ManualSample
E32-900MBL-01 USB - - - - - - 53*27mm E32 series module test board
E32-400MBL-01 USB - - - - - - 53*27mm E32 series module test board
E32-400M20S SPI SX1278 433M 470M 20 5 - SMD 14 * 20 Long transmission distance,Strong penetration diffraction
E32-433T20S UART SX1278 433M 20 5.0 2.4k～19.2k SMD 16 * 26 LoRa Spread Spactrum Technology
E32-400M30S SPI SX1278 433M 470M 30 10 0.018K~37.5K SMD 24 * 38.5 Long transmission distance,Strong penetration diffraction
E32-900M20S SPI SX1276 868M 915M 20 5 0.018K~37.5K SMD 14*20 Long transmission distance,Strong penetration diffraction
E32-900T30D UART SX1276 868M 915M 30 8 0.3k~19.2k DIP 24*43 LoRa spread spectrum
E32-900T20S UART SX1276 868M 915M 20 5.5 0.3k~19.2k SMD 16*26 LoRa spread spectrum
E32-900M30S UART SX1276 868M 915M 30 10 0.018k~37.5k SMD 24*38.5 Long transmission distance,Strong penetration diffraction
E32-433T20DT UART SX1278 433M 20 3.0 0.3k~19.2k DIP 21*36 LoRa spread spectrum
E32-915T20S UART SX1276 915M 20 3 0.3k~19.2k SMD 16 * 26 LoRa spread spectrum
E32-868T20S UART SX1276 868M 20 3 0.3k~19.2k SMD 16 * 26 LoRa spread spectrum
E32-DTU(433L27) 232/485 SX1278 433M 27 5.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(433L37) 232/485 SX1278 433M 37 20 0.3k~9.6k Screwing/DB9 124*105*25 LoRa spread spectrum
E32-400T20S3 UART SX1278 433M 470M 20 3 0.3k~19.2k SMD 16 * 26 LoRa spread spectrum
E32-915T30S UART SX1276 915M 30 8.0 0.3k~19.2k DIP 25*40.3 LoRa spread spectrum Continuous transmiss
E32-868T30S UART SX1276 868M 30 8.0 0.3k~19.2k DIP 25*40.3 LoRa spread spectrum Continuous transmiss
E32-433T30S UART SX1278 433M 30 8.0 0.3k~19.2k SMD 25*40.5 LoRa spread spectrum
E32-433T20S1 UART SX1278 433M 20 3.0 0.3k~19.2k SMD 17*25.5 LoRa spread spectrum
E32-433T20S2T UART SX1278 433M 20 3.0 0.3k~19.2k SMD 17*30 LoRa spread spectrum
E32-DTU(170L30) 232/485 SX1278 170MHz 30 8.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(868L30) 232/485 SX1276 868M 30 8.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(868L20) 232/485 SX1276 868M 20 3.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(915L30) 232/485 SX1276 915M 30 8.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(915L20) 232/485 SX1276 915M 20 3.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(433L20) 232/485 SX1278 433M 20 3.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-DTU(433L30) 232/485 SX1278 433M 30 8.0 0.3k~9.6k Screwing/DB9 82*62*25 LoRa spread spectrum
E32-915T30D UART SX1276 915M 30 8.0 0.3k~19.2k DIP 24*43 LoRa spread spectrum
E32-868T30D UART SX1276 868M 30 8.0 0.3k~19.2k DIP 24*43 LoRa spread spectrum
E32-170T30D UART SX1278 170M 30 8.0 0.3k~19.2k DIP 24*43 LoRa Spread Spectrum
E32-433T30D UART SX1278 433M 30 8.0 0.3k~19.2k DIP 24*43 LoRa spread spectrum
E32-868T20D UART SX1276 868M 20 3.0 0.3k~19.2k DIP 21*36 LoRa spread spectrum
E32-915T20D UART SX1276 915M 20 3.0 0.3k~19.2k DIP 21*36 LoRa spread spectrum
E32-433T20DC UART SX1278 433M 20 3.0 0.3k~19.2k DIP 21*36 LoRa spread spectrum
E32-433T27D UART SX1278 433M 27 5.0 0.3k~19.2k DIP 24*43 LoRa spread spectrum
  • E32-900MBL-01

    Product model：E32-900MBL-01

    Interface : USB

    IC : -

    Frequency Hz : -

    Power dBm : -

    Distance km : -

    Air data rate : -

    Package : -

    Size (mm) : 53*27mm

    Feature : E32 series module test board

    PDF ：

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  • E32-400MBL-01

    Product model：E32-400MBL-01

    Interface : USB

    IC : -

    Frequency Hz : -

    Power dBm : -

    Distance km : -

    Air data rate : -

    Package : -

    Size (mm) : 53*27mm

    Feature : E32 series module test board

    PDF ：

    BUY：

  • E32-400M20S

    Product model：E32-400M20S

    Interface : SPI

    IC : SX1278

    Frequency Hz : 433M 470M

    Power dBm : 20

    Distance km : 5

    Air data rate : -

    Package : SMD

    Size (mm) : 14 * 20

    Feature : Long transmission distance,Strong penetration diffraction

    PDF ：

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  • E32-433T20S

    Product model：E32-433T20S

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 20

    Distance km : 5.0

    Air data rate : 2.4k～19.2k

    Package : SMD

    Size (mm) : 16 * 26

    Feature : LoRa Spread Spactrum Technology

    PDF ：

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  • E32-400M30S

    Product model：E32-400M30S

    Interface : SPI

    IC : SX1278

    Frequency Hz : 433M 470M

    Power dBm : 30

    Distance km : 10

    Air data rate : 0.018K~37.5K

    Package : SMD

    Size (mm) : 24 * 38.5

    Feature : Long transmission distance,Strong penetration diffraction

    PDF ：

    BUY：

  • E32-900M20S

    Product model：E32-900M20S

    Interface : SPI

    IC : SX1276

    Frequency Hz : 868M 915M

    Power dBm : 20

    Distance km : 5

    Air data rate : 0.018K~37.5K

    Package : SMD

    Size (mm) : 14*20

    Feature : Long transmission distance,Strong penetration diffraction

    PDF ：

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  • E32-900T30D

    Product model：E32-900T30D

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M 915M

    Power dBm : 30

    Distance km : 8

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 24*43

    Feature : LoRa spread spectrum

    PDF ：

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  • E32-900T20S

    Product model：E32-900T20S

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M 915M

    Power dBm : 20

    Distance km : 5.5

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 16*26

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-900M30S

    Product model：E32-900M30S

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M 915M

    Power dBm : 30

    Distance km : 10

    Air data rate : 0.018k~37.5k

    Package : SMD

    Size (mm) : 24*38.5

    Feature : Long transmission distance,Strong penetration diffraction

    PDF ：

    BUY：

  • E32-433T20DT

    Product model：E32-433T20DT

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 21*36

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-915T20S

    Product model：E32-915T20S

    Interface : UART

    IC : SX1276

    Frequency Hz : 915M

    Power dBm : 20

    Distance km : 3

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 16 * 26

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-868T20S

    Product model：E32-868T20S

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M

    Power dBm : 20

    Distance km : 3

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 16 * 26

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(433L27)

    Product model：E32-DTU(433L27)

    Interface : 232/485

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 27

    Distance km : 5.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(433L37)

    Product model：E32-DTU(433L37)

    Interface : 232/485

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 37

    Distance km : 20

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 124*105*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-400T20S3

    Product model：E32-400T20S3

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M 470M

    Power dBm : 20

    Distance km : 3

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 16 * 26

    Feature : LoRa spread spectrum

    PDF ：

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  • E32-915T30S

    Product model：E32-915T30S

    Interface : UART

    IC : SX1276

    Frequency Hz : 915M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 25*40.3

    Feature : LoRa spread spectrum Continuous transmiss

    PDF ：

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  • E32-868T30S

    Product model：E32-868T30S

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 25*40.3

    Feature : LoRa spread spectrum Continuous transmiss

    PDF ：

    BUY：

  • E32-433T30S

    Product model：E32-433T30S

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 25*40.5

    Feature : LoRa spread spectrum

    PDF ：

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  • E32-433T20S1

    Product model：E32-433T20S1

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 17*25.5

    Feature : LoRa spread spectrum

    PDF ：

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  • E32-433T20S2T

    Product model：E32-433T20S2T

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~19.2k

    Package : SMD

    Size (mm) : 17*30

    Feature : LoRa spread spectrum

    PDF ：

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  • E32-DTU(170L30)

    Product model：E32-DTU(170L30)

    Interface : 232/485

    IC : SX1278

    Frequency Hz : 170MHz

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(868L30)

    Product model：E32-DTU(868L30)

    Interface : 232/485

    IC : SX1276

    Frequency Hz : 868M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(868L20)

    Product model：E32-DTU(868L20)

    Interface : 232/485

    IC : SX1276

    Frequency Hz : 868M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(915L30)

    Product model：E32-DTU(915L30)

    Interface : 232/485

    IC : SX1276

    Frequency Hz : 915M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(915L20)

    Product model：E32-DTU(915L20)

    Interface : 232/485

    IC : SX1276

    Frequency Hz : 915M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(433L20)

    Product model：E32-DTU(433L20)

    Interface : 232/485

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-DTU(433L30)

    Product model：E32-DTU(433L30)

    Interface : 232/485

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~9.6k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-915T30D

    Product model：E32-915T30D

    Interface : UART

    IC : SX1276

    Frequency Hz : 915M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 24*43

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-868T30D

    Product model：E32-868T30D

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 24*43

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-170T30D

    Product model：E32-170T30D

    Interface : UART

    IC : SX1278

    Frequency Hz : 170M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 24*43

    Feature : LoRa Spread Spectrum

    PDF ：

    BUY：

  • E32-433T30D

    Product model：E32-433T30D

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 30

    Distance km : 8.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 24*43

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-868T20D

    Product model：E32-868T20D

    Interface : UART

    IC : SX1276

    Frequency Hz : 868M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 21*36

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-915T20D

    Product model：E32-915T20D

    Interface : UART

    IC : SX1276

    Frequency Hz : 915M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 21*36

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-433T20DC

    Product model：E32-433T20DC

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 20

    Distance km : 3.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 21*36

    Feature : LoRa spread spectrum

    PDF ：

    BUY：

  • E32-433T27D

    Product model：E32-433T27D

    Interface : UART

    IC : SX1278

    Frequency Hz : 433M

    Power dBm : 27

    Distance km : 5.0

    Air data rate : 0.3k~19.2k

    Package : DIP

    Size (mm) : 24*43

    Feature : LoRa spread spectrum

    PDF ：

    BUY：