Radio Modules

Receiver Module RX433A-4SP

The RX433A-4SP is an AM supradyne receiver with narrowband SAW-input filter.

An integrated flash-micro controller decodes the radio protocol and controls the applications over free I/O's.

< Overview Receiver Modules
RX433A-4SP - Picture 1
RX433A-4SP - Picture 2
RX433A-4SP - Picture 3

Availability: from stock

Features

  • Superheterodyne receiver, quartz stabilized
  • PLL- synthesizer with SAW pre filter
  • High sensitivity and selectivity
  • Operation possible with simultaneous 433MHz radio headphones
  • Integrated flash-micro controller, in circuit programmable
  • Free I/O's
  • RSSI

Specifications

Center frequency

433.92 MHz +- 60 kHz, AM
Sensitivity

-107 dBm typ. / min. -104 dBm
ZF

10.70 MHz, +-30 kHz
Bandwidth (-3dB) 280 kHz, ceramic filter
Image frequency suppression

40 dB typ.
Blocking behavior

>8 dBm (by 0-430 MHz and 440-1000 MHz)
Frequency of local oscillator
local oscillator feed through

PLL synthesizer
< -80 dBm typ.
Setup-time after power-up

1ms typ.

(after PDWN high, supply already enabled)
Digital data output

Optimized for 4 ... 14 kHz
Bit rate tolerance

+-15% typ. / min. +-12%

(<3dB loss of sensitivity)
Supply voltage

4.50 ... 5.50 V
Current drain

7.0mA typ. by 5V /max +-0.2mA
Ambient temperature

-25 .... +80°C
Dimensions

49 x 27 mm (without lead frame)
   
Data sheet RX433A-4SP.pdf
   
Accessories Eval. Kit 2, Antenna, Cable, Radio Testbox Wide Band
  • Contact

    • Schmidiger GmbH

      Gutenegg

      CH-6125 Menzberg (Switzerland)

    • T + 41 41 494 07 07
    • F + 41 41 494 07 08