• RS Stock No. 666-6757
  • Brand RF Solutions
  • Mfr. Part No. ALPHA-TRX433S
RF Solutions
RF Solutions RF Transceiver ALPHA-TRX433S 433 MHz, FM, 2.2 → 3.8V
Product Details

ALPHA 433MHz Transmitter & Receiver Modules

This ALPHA range of radio data modules consists of transmitters, receivers and transceivers operating in the 433 ISM frequency band.

RF Carrier Frequency range: 430.24 to 439.75MHz ISM Band
Transmitter Output Power: up to +7dBm
Receiver Sensitivity: -109dBm @1200bps, BER = 0.1%
Modulation: FSK, OOK
High resolution PLL with 2.5KHz step
Programmable frequency deviation (from 30kHz to 210kHz, step 30kHz)
Max data rate: 115.2kbps with internal digital filters
SPI port for setup
Clock and reset signal output for external MCU use
Wake-up timer
Low-battery detection
Power supply: +2.2 to +5.4Vdc
Stand-by current less than 0.3μA
Operating temperature range: -40 to +85°C
Dimensions: 16.1 x 15.9 x 4.2mm
Applications: Remote control, Remote sensing, Wireless data collection, Home security system, Toys, Tyre pressure monitoring system, local communication for the Internet-of-Things (IoT)

RS Product Codes
666-6744 ALPHA-TX-433 Transmitter
666-6748 ALPHA-RX-433 Receiver
666-6757 ALPHA-TRX-433 Transceiver



Wireless Modules - RF Solutions

Add product to Compare
Not what you’re looking for? Select the attributes you require, then click the button below
Module TypeTransceiver
Supported Frequency Bands433 MHz
Modulation TechniqueFM
Maximum RF Data Rate115.2kbit/s
Maximum Output Power+25dBm
Supported Bus InterfacesSPI
Supply Voltage2.2 → 3.8V
Dimensions16.1 x 15.9 x 4.2mm
Maximum Operating Temperature+85°C
Minimum Operating Temperature-40°C
Select all
Customer reviews

Add a review - Log In

Available to back order for despatch 20/12/2017
Price Each
1 - 4
5 +
RF Solutions RF Transceiver SMARTALPHA-433 433 MHz, GFSK, 2.3 → 3.6V
Compare alternative
Technical Reference
  • RS Components

    Statement of conformity

    The product detailed below complies with the specifications published by RS Components. Where applicable it provides assurance that electrostatic discharge sensitive devices have been handled and packed under conditions that meet the administrative and technical requirements of the ANSI/ESD S20.20:2014 and BS EN 61340-5-1:2007 Electrostatic Control Standards.
    RS Stock No. 666-6757
    Description RF Solutions RF Transceiver ALPHA-TRX433S 433 MHz, FM, 2.2 → 3.8V
    Manufacturer/Brand: RF Solutions
    Mfr. Part No. ALPHA-TRX433S
    The foregoing information relates to product sold on, or after, the date shown below.
    Date Dec 18, 2017
    RS Components Ltd, Birchington Road, Corby, Northamptonshire, NN17 9RS, UK
Similar Products
View Similar Products

Alternative for RF Solutions RF Transceiver ALPHA-TRX433S 433 MHz, FM, 2.2 → 3.8V

Frequently Asked Questions
Need some help?
Call our Customer Services team on:
08457 201201