E31-433T30D ( AX5243, 6.0km, UART, 425~450.5MHz, 21~30dBm, 1.2k~70kbps, SMA-K ) Wireless Module

EBRF0009

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27,800 Ks

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Detail about E31-433T30D Wireless Module

This module is a wireless transceiver module based on AX5043 from AXSEM(can be transmitter and receiver).The module uses narrow-band transmission with 1W tranmitting power,which makes the transmission distance 2 times more than ordinary equivalent module.

Specifications

  • IC : AX5243
  • Frequency : 425~450.5MHz
  • Power : 21~30dBm
  • Distance : 6.0km
  • Interface : UART

RF Parameter Value
Remark
Working frequency
425~450.5 MHz

Default:  433MHz

Transmitting power 21~30 dBm

Default:  30dBm(About 1W)

Receiving sensitivity -126 dBm

Air data rate: 1.2kbps

Air data rate 1.2k~70kbps

Default: 1.2kbps

Test distance 6000m

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

air data rate: 2.4kbps

Hardware Parameter Value
Remark

Size

24 * 43 mm

Without SMA

Antenna type

SMA-K

   

Communication interface

UART

Baud rate: 1200~115200, default: 9600

Package

DIP

   

Buffer

512  bytes buffer

Automatically sub-packaging with 43 bytes per package

Electronic parameter Min. Typ. Max. Unit Condition
Power supply
3.3 5.0 5.2 V
Communication level 2.5 3.3 3.6 V
Transmitting current
598 650 715 mA 30dBm(1W)
Receiving current
12
13 14 mA
Sleep current
4
5 6 μA
Operating temperature
-40 20
+85
Operating humidity
10 60
90 %
Storage temperature
-40 20
+125

E32-TTL-1W_Size

Pin No
Pin Item Pin Direction Pin Application
1 M0

Input

(weak pull-up)

   Work with M1& decide the four operating modes. (Floating is not allowed, can be ground)
2 M1

Input

weak pull-up)
   Work with M0 & decide the four operating modes. (Floating is not allowed, can be ground)
3 RXD Input

   TTL UART inputs, connects to external TXD (MCU, PC) output pin.

   Can be configured as open-drain or pull-up input.

4 TXD Output

   TTL UART outputs, connects to external RXD (MCU,PC) input pin.

   Can be configured as open-drain or push-pull output

5 AUX Output

   To indicate module's working status & wakes up the external MCU. During the procedure

   of self-check initialization, the pin outputs low level. Can be configured as open-drain

   output or push-pull output. (Floating is allowed)

6 VCC Input    Power supply 2.8V~5.5V DC
7 GND Input    Ground
8 Fixing hole    Fixing hole
9 Fixing hole    Fixing hole
10 Fixing hole    Fixing hole
11 Fixing hole    Fixing hole

E31-TTL-1W

E31(433T30D)Y
窄带
空口唤醒
传输模式
应用标题_02
智能抄表-EN (1)
智能家庭_02
智能门锁-EN (4)
智能农业_11
工业遥控-EN (9)
温湿度传感器_03



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