| Conductive Type: | RF |
|---|---|
| Integration: | IC |
| Operating Temperature: | -40℃ - 85℃ |
RFM300C module operates at 433/868/915MHz ISM band, The low receive sensitivity (-118dBm) coupled with +13dBm output power ensures extended range and improved link performance.
l140dB maximum link budget.
lLow RX currentof 7mA.
l+13 dBm outputpower
lProgrammablebit rate up to 300 kbps@FSK/40 kbps@OOK
lHigh sensitivity: down to -118dBm/433.92MHz.
lFSK, GFSK, and OOK modulation.
lSMD Package (16x16X1.8mm)
lMeter Reading
lWireless data collection
lAutomobile security system
lHome automation and security system
| Number | Definition | Type | Function |
| 1 | ANT | AI/ AO | RF signal input/output. |
| 2 | GND | G | Ground. |
| 3 | TX-ANT | I/O | Tx Antenna select input pin, When CYM300H is TX state,TX_ANT should be = 0, RX_ANT should be = 1 |
| 4 | RX-ANT | I/O | Rx Antenna select input pin, When CYM300H is RX state,RX_ANT should be = 0, TX_ANT should be = 1 |
| 5 | 3.3V(VDD) | PI | Power supply input,1.8-3.6V. |
| 6 | GPIO1 | I/O | General Purpose Digital I/O that may be configured through the registers to perform variousfunctions |
| 7 | GPIO2 | ||
| 8 | GPIO3 | ||
| 9 | GND | G | Ground. |
| 10 | SDIO | I/O | SPI Data input and output. |
| 11 | CSB | I | SPI Chip select input, active low. |
| 12 | SCK | I | SPI Clock input. |
| 13 | FCSB | I | SPI FIFO select input, active low. |
| 14 | NC | No Connect. | |
| 15 | NC | No Connect. | |
| 16 | GND | G | Ground. |
