Contact Us
Parameter | Min | Typ | Max | Unit | Conditions |
Supply Voltage Range | 3.3 | 5 | 6 | V | |
Operating Temperature Range | -40 | 85 | ℃ | ||
RX Current | 21 | mA | |||
TX Current | 350 | mA | @27dBm | ||
Standby Current | < 3 | uA | Register values retained, Oscillator OFF | ||
Frequency | 428 | 433 | 438 | MHz | @433MHz |
863 | 868 | 873 | MHz | @868MHz | |
Air data rate | 0.123 | 256 | Kbps | FSK | |
Output power | +27 | dBm | |||
Sensitivity | -122 | dBm | @Data rate=1.2Kbps |
Modulation | (G)FSK |
Chip | si4432 |
Frequency | 315MHz,433MHz,470MHz,868MHz,915MHz |
Output Power | 500mW |
Interface | SPI |
Pin NO. | Pin Name | Description |
1 | VCC | Positive power supply |
2 | GND | Connected to power ground |
3,4 | NC | Vacant, not connected |
5 | SDN | Power down control. |
SDN = 1, power down | ||
SDN = 0, normal working. | ||
6 | nIRQ | Interrupt output |
7 | nSEL | Serial data selection for SPI interfaces. |
8 | GND | Connected to power ground |
9 | SCLK | Serial data clock for SPI interface |
10 | SDI | Serial data out for SPI interface. |
11 | SDO | Serial data out for SPI interface |
12 | GPIO2 | GPIO2 of Si4432 |
13,14 | NC | Not connected |
15 | GND | Connected to power ground |
16 | ANT | From 50 ohm coaxial antenna |
Privacy Policy
· Privacy Policy
There is currently no content available
Email:sales@nicerf.com
Tel:+86-755-23080616