E31-433T17D


  • [Interface] : UART
  • [IC] : AX5243
  • [Frequency] : 433MHz
  • [Power ] : 17dBm
  • [Distance] : 2.1km
  • [Size] : 21*36mm
  • [Packing] : SMD
  • [Antenna] : SMA-K
  • [Feature] : Narrow-band
  • Product Detail

    Product Tags

    E32-TTL-100_01

     E31433T17D-933

    Brand

    Ebyte

    RF IC

    AX5243

    Model

    E31-433T17D

    Interface

    UART

    Power

    17dBm

    Distance

    2100m

    Antenna type

    SMA-K

    Frequency

    433MHz (425-450.5MHz)

    E31-433T17D is a wireless transceiver module based on AX5043 from AXSEM(can be transmitter and receiver).The module uses FEC (forward error correction) algorithm,which greatly improve the anti-interference ability.

    官网E32-T100S2_02新版E31-TTL-50_03新版E31-TTL-50_04

    General parameters

    Antenna type

    SMA-K

    External thread hole,50Ω characteristic impedance

    Operating temperature

    -40 ~ +85℃

    -

    Operating humidity

    10% ~ 90%

    Relative humidity,No condensation

    Storage temperature

    -40 ~ +125℃

    -

    Size

    21 * 36mm

    -

    Weight

    6.7g

    Average weight

    Connector

    1 * 7 * 2.54mm

    Plug-in

    Operation Range

    About 2000m

    Test condition: clear and open area& 17dBm, antenna gain: 5dBi, height: 2m, air data rate: 1.2kbps

    Communication interface

    UART

    8N1, 8E1, 8O1, eight kinds of UART baud rate, from 1200 to 115200 bps(Default: 9600)

    Driving mode

    UART

    Can be configured to push-pull/high pull, open-drain

    Transmitting length

    512 bytes buffer

    43 bytes per package

    Receiving length

    512 bytes buffer

    43 bytes per package

    Electrical parameters

    Frequency Band

    425-450.5MHz

    Default 433MHz, channel 256,433±5MHz (recommended)

    Supply voltage

    2.1 – 5.5V DC

    Note: the voltage higher than 5.5V is forbidden

    Communication voltage

    3.3V

    -

    Transmitting power

    17dBm(50mW)

    Four optional level: 17, 14, 10, 7dBm

    Air data rate

    1.2kbps

    Eight optional level : 1.2, 2.4, 4.8, 9.6, 19.2, 38.4, 50, 70kbps

    Standby current

    2.0uA

    M1=1, M0=1 ( Mode 3 )

    Transmitting current

    55mA@17dBm

    ≥150mA (recommended)

    Receiving current

    12mA

    Mode 0、Mode 1

    Sensitivity

    -126dBm@1.2kbps

    Sensitivity has nothing to do with baud rate or timing

    新版E31-TTL-50_05

    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 (MCU, PC) TXD 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

    Power supply 2.1V-5.5V DC

    7

    GND

    Ground

    8

    Fixing hole

    Fixing hole

    9

    Fixing hole

    Fixing hole

    10

    Fixing hole

    Fixing hole

    应用 E32-TTL-100_07

     


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