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E31-400M17S

[IC] : AX5243

[Frequency] : 400~525MHz

[Power] : 17dBm

[Distance] : 2000m

[Size] : 14*20mm

[Weight] : 1.35±0.1g

[Introduction] : E31-400M17S is a micro-size long range RF transceiving module with 400MHz central frequency;Based on AXSEM's AX5243 RF chip—a narrow-band multi-channel single-chip, the module has multiple modulation methods such as FSK / MSK / 4-FSK / GFSK.

E31-400M17S_02E31-400M17S_03E31-400M17S_04E31-400M17S_05E31-400M17S_06E31-400M17S_07E31-400M17S_08E31-400M17S_10

Limit Parameters

Main ParametersValue
Remarks
Min.Max.
Input Voltage(V)03.6

Permanent damage occurred when voltage is over 3.6V

Blocking Power(dBm)-10

Low chance to be damaged for short-distance transceiving

Working Temp.(℃)-40 +85

Industrial Grade

Storage Temp.(℃)-60+150

-


Working Parameters

Main ParametersValue
Remarks
Min.TypicalMax.
Working Voltage(V)1.83.33.6

DC 3.3V-3.6V can guaranty Max TX power

Tx Electrical Level(V)-3.3-

5V TTL could cause permanent damage

Working Temp(℃)-4025+85

Industrial Grade

Working Frequency Channel(MHz)400433525

Applicable for ISM channel

PowerConsumptionTX Current(mA)708090

Instantaneous power(could be different due to different Antenna performance)

RX Current(mA)121314

Current when module receiving data.

Sleeping Current(μA)0.050.51

Deep sleep at ultra low power consumption(low frequency)

Max TX Power(dBm)161718

-

RX Sensitivity(dBm)--135-

At 0.1 kbps air rate

Air Rate(kbps)-120-121-122

At 1.2kbps air rate(FSK/FEC)

Air Rate Range0.1k-125

Adjustable by user

Reference Tranceiving Range2000m

Conditions: Clear Sky, Antenna Gain 5dBi,Antenna Height 2.5m, Air rate 1.2kbps

FIFO256Byte

Max Length for single time transmitting

TCXO Frequency26MHz

±1ppm

ProtocolGFSK(suggested)

FSK / MSK / 4-FSK / GFSK / GMSK / ASK / AFSK /FM / PSK

EncapsulationSMD

/

Interface Type1.27mm

/

Communication PortSPI

0-10Mbps

Size20*14mm

/

Weight1.35±0.1g

/

Antenna InterfacesIPEX/Stamp Hole

Stamp hole is suggested not to be connected when using IPX only, equivalent Impedance is around 50Ω

E31-400M17S_Size

No.
NameTypeFunctions
1GND
P

Ground wire, connected to the power reference ground

2GNDP

Ground wire, connected to the power reference ground

3GNDP

Ground wire, connected to the power reference ground

4GNDP

Ground wire, connected to the power reference ground

5GNDP

Ground wire, connected to the power reference ground

6NC-

Suspended Port

7NC-

Suspended Port

8SYSCLK
I/O

Crystal oscillator output;(see details fromAX5243 manual)

9VCCP

Power supply, range 1.8 ~ 3.6V (additional external ceramic filter capacitor suggested)

10GNDP

Ground wire, connected to the power reference ground

11GNDP

Ground wire, connected to the power reference ground

12GNDP

Ground wire, connected to the power reference ground

13TCX0-P
I

The internal TCXO power supply of the module needs to be linked with the 14 pin when the TCXO pin of theAX5243 is enabled.

14TCX0-EN
I/O

AX5243 external TCXO pin; (see AX5243 manual for details)

15IRQ
I/O

Transceiver data interrupt; (see AX5243 manual for details)

16SPI-MISO
O

SPI data output pin; (see AX5243 manual for details)

17SPI-MOSI
I

SPI data input pin; (seeAX5243 manual for details)

18SPI-CLK
I

SPI clock input pin; (see AX5243 manual for details)

19SPI-NSS
I

Module chip select pin for starting an SPI communication; (seeAX5243 manual for details)

20GNDP

Ground wire, connected to the power reference ground

21ANTA

Antenna interface, stamp hole (50 ohm characteristic impedance)

22GNDP

Ground wire, connected to the power reference ground

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ModelIC Interface Frequency
Hz
Power
dBm
Distance
km
Air
data
rate
Package Size
(mm)
Feature ManualSample
E31-400M17S SPI AX5243 433M 17 2 0.1k~125k SMD 14 * 20 -
E31-433T30S UART AX5243 433M 30 8.6 1.2k~70k SMD 25*40.5 Narrow-band transmission,WOR
E31-433T17S3 UART AX5243 433M 17 2.0 1.2k~70k SMD 16*26 Narrow-band transmission,WOR
E31-DTU(230N33) 232/485 AX5243 230M 33 8.0 1.2k~70k Screwing/DB9 82*62*25 Diffraction , WOR
E31-DTU(230N37) 232/485 AX5243 230M 37 15 1.2k~70k Screwing/DB9 124*105*25 Diffraction , WOR
E31-230T33D UART AX5243 230M 33 8.0 1.2k~70k DIP 37*60 Diffraction , WOR
E31-DTU(230N17) 232/485 AX5243 230M 17 2.0 1.2k~70k Screwing/DB9 82*62*25 Diffraction , WOR
E31-DTU(230N27) 232/485 AX5243 230M 27 5.0 1.2k~70k Screwing/DB9 82*62*25 Diffraction , WOR
E31-230T17D UART AX5243 230M 17 2.0 1.2k~70k DIP 21*36 Diffraction , WOR
E31-230T27D UART AX5243 230M 27 5.0 1.2k~70k DIP 24*43 Diffraction , WOR
E31-433T17S UART AX5243 433M 17 2.0 1.2k~70k SMD 17*30 Narrow-band transmission
E31-433T17D UART AX5243 433M 17 2.1 1.2k~70k DIP 21*36 Narrow-band transmission
E31-433T27D UART AX5243 433M 27 4.0 1.2k~70k DIP 24*43 Narrow-band transmission
E31-433T30D UART AX5243 433M 30 6.0 1.2k~70k DIP 24*43 Narrow-band transmission
E31-433T33D UART AX5243 433M 33 8.0 1.2k~70k DIP 37*60 Narrow-band transmission
  • E31-400M17S

    Product model:E31-400M17S

    IC : SPI

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 17

    Distance km : 2

    Air data rate : 0.1k~125k

    Package : SMD

    Size (mm) : 14 * 20

    Feature : -

    PDF :

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  • E31-433T30S

    Product model:E31-433T30S

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 30

    Distance km : 8.6

    Air data rate : 1.2k~70k

    Package : SMD

    Size (mm) : 25*40.5

    Feature : Narrow-band transmission,WOR

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  • E31-433T17S3

    Product model:E31-433T17S3

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 17

    Distance km : 2.0

    Air data rate : 1.2k~70k

    Package : SMD

    Size (mm) : 16*26

    Feature : Narrow-band transmission,WOR

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  • E31-DTU(230N33)

    Product model:E31-DTU(230N33)

    IC : 232/485

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 33

    Distance km : 8.0

    Air data rate : 1.2k~70k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : Diffraction , WOR

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  • E31-DTU(230N37)

    Product model:E31-DTU(230N37)

    IC : 232/485

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 37

    Distance km : 15

    Air data rate : 1.2k~70k

    Package : Screwing/DB9

    Size (mm) : 124*105*25

    Feature : Diffraction , WOR

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  • E31-230T33D

    Product model:E31-230T33D

    IC : UART

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 33

    Distance km : 8.0

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 37*60

    Feature : Diffraction , WOR

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  • E31-DTU(230N17)

    Product model:E31-DTU(230N17)

    IC : 232/485

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 17

    Distance km : 2.0

    Air data rate : 1.2k~70k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : Diffraction , WOR

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  • E31-DTU(230N27)

    Product model:E31-DTU(230N27)

    IC : 232/485

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 27

    Distance km : 5.0

    Air data rate : 1.2k~70k

    Package : Screwing/DB9

    Size (mm) : 82*62*25

    Feature : Diffraction , WOR

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  • E31-230T17D

    Product model:E31-230T17D

    IC : UART

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 17

    Distance km : 2.0

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 21*36

    Feature : Diffraction , WOR

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  • E31-230T27D

    Product model:E31-230T27D

    IC : UART

    Interface : AX5243

    Frequency Hz : 230M

    Power dBm : 27

    Distance km : 5.0

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 24*43

    Feature : Diffraction , WOR

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  • E31-433T17S

    Product model:E31-433T17S

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 17

    Distance km : 2.0

    Air data rate : 1.2k~70k

    Package : SMD

    Size (mm) : 17*30

    Feature : Narrow-band transmission

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  • E31-433T17D

    Product model:E31-433T17D

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 17

    Distance km : 2.1

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 21*36

    Feature : Narrow-band transmission

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  • E31-433T27D

    Product model:E31-433T27D

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 27

    Distance km : 4.0

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 24*43

    Feature : Narrow-band transmission

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  • E31-433T30D

    Product model:E31-433T30D

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 30

    Distance km : 6.0

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 24*43

    Feature : Narrow-band transmission

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  • E31-433T33D

    Product model:E31-433T33D

    IC : UART

    Interface : AX5243

    Frequency Hz : 433M

    Power dBm : 33

    Distance km : 8.0

    Air data rate : 1.2k~70k

    Package : DIP

    Size (mm) : 37*60

    Feature : Narrow-band transmission

    PDF :

    BUY: