This guide describes the ARF18 devices, their options and accessories.
This guide describes the ARF7294 remote‑control receiver module, its main features, learning mode, and how to integrate it on a PCB. It includes mechanical and electrical interface pinouts, serial link configuration, and command sets for controlling the four digital outputs.
The document also lists the module's electrical specifications, operating temperature range, and compliance with European RTTE directives, helping designers ensure proper integration and regulatory approval.
| Frequency | 869.525 MHz |
|---|---|
| Power supply (VOC) | 2.7 V to 3.6 V (max 4 V) |
| Digital outputs max load current | 6 mA per output |
| Digital output high level (VOH) | VOC‑0.6 to VCC |
| Digital output low level (VOL) | VSS to VSS+0.25 |
| Digital input high level (VIH) | 0.8 VOC to VCC |
| Digital input low level (VIL) | VSS to VSS+0.6 |
| Size | 29 mm × 25 mm × 4 mm |
| Operating temperature | -20 °C to +70 °C |
| Transmitter typical modulation | FSK 50 kHz |
| Transmitter power level | 8 mW |
| Receiver sensitivity | < ‑104 dBm |
The module can drive up to four digital outputs when the remote control serial number is recognized.
The module operates from –20 °C to +70 °C.
It operates at 869.525 MHz.
The module can store up to 18 remote controls.