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E41-400M20S

[IC]:A7139

[Frequency]:425~470MHz

[Power]: 20dBm

[Distance] :2km

[Size]:20*14mm

[Introduction]:E41-400M20S is an ultra-high cost-effective wireless data transmission module launched by Ebyte. It is based onAMICCOM's A7139 radio frequency chip, and it has the characteristics of small size and low power consumption.

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Limit Parameters

Main ParametersValueRemarks
Min.Max
Power supply(V)2.53.6Over 3.6V, the module will be burned
Operating temperature(℃) -40 +85 Industrial grade


Operating parameter

Main ParametersValueRemarks
Min.TypicalMax
Working Voltage (V)2.5 3.33.6Over 3.6V, the module will be burned
Communication level(V)-3.3--
Working temperature (℃) -40 -85Industrial design
Working frequency(MHz)425433470  -
TX Current(mA)-150-Instantaneous value @ 20dBm
RX current(mA) -3.8--
Sleep current(μA)-2.0-Sleep status
Max Tx power(dBm) - 20 --
Receiving sensitivity(dBm)-113 -114 -115Air rate @ 2 kbps


Main parameter DescriptionRemarks
Reference distance 2 kmClear and open environment, antenna gain 5dBi, antenna height2.5m, air rate 2kbps
Crystal frequency 12.8 MHz -
PackageSMD-
Chip model A7139/QFN24-
Communication InterfaceSPI-
Dimensions 20*14 mm  -
RF interface IPEX/Stamp hole Impedance is 50 Ω
Weight  1.3±0.1g-

E41-400M20S-yinjiao

No. Pin Direction Description
1 GND-Ground
2GND-Ground
3GND-Ground
4GND - Ground
5 GND-Ground
6SCSDISPI chip select pin
7 SCK DI SPI clock pin
8 SDIO DI/O SPI data pin
9 GND  - Ground
10 GND -Ground
11 VCC-Power supply, connects to power supply +3.3V
12GPIO1DI/O Configurable multi-function IO port (seeA7139 manual for details)
13GPIO2DI/O Configurable multi-function IO port (seeA7139 manual for details)
14GND - Ground
15 GND-Ground
16GND-Ground
17 ANT - Antenna stamp hole interface, impedance is 50Ω
18 GND- Ground
       Order online
    【eBay】:https://www.ebay.com/usr/cdebyte
    【Aliexpress】:https://www.aliexpress.com/store/2798183  
    【Alibaba】:https://www.alibaba.com  
       For batch order/customized product
    【Sales hotline】:+86-28-61399028 Ext.812  
    【E-mail】:service@cdebyte.com
       Technical support
    【Submit online】:http://www.ebyte.com/en/apple-technology.aspx
    【E-mail】:support@cdebyte.com  
产品
型号
IC Interface Frequency
Hz
Power
dBm
Distance
km
Air
data
rate
Package Size
(mm)
Feature技术
手册
样品
购买
E41-400M20S SPI A7139 433/470M 20 2 2k~250k 贴片 20*14 Super cost-effective, low power consumption
E41-433T10S UART - 433M 10 1.0 2k~15k SMD 17*30 Low cost , WOR
E41-433T20S UART - 433M 20 2.0 2k~15k SMD 17*30 Low cost , WOR
  • E41-400M20S

    产品型号:E41-400M20S

    IC :SPI

    Interface :A7139

    Frequency Hz :433/470M

    Power dBm :20

    Distance km :2

    Air data rate :2k~250k

    Package :贴片

    Size (mm) :20*14

    Feature:Super cost-effective, low power consumption

    PDF :

    购买:

  • E41-433T10S

    产品型号:E41-433T10S

    IC :UART

    Interface :-

    Frequency Hz :433M

    Power dBm :10

    Distance km :1.0

    Air data rate :2k~15k

    Package :SMD

    Size (mm) :17*30

    Feature:Low cost , WOR

    PDF :

    购买:

  • E41-433T20S

    产品型号:E41-433T20S

    IC :UART

    Interface :-

    Frequency Hz :433M

    Power dBm :20

    Distance km :2.0

    Air data rate :2k~15k

    Package :SMD

    Size (mm) :17*30

    Feature:Low cost , WOR

    PDF :

    购买:

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