1800m Wireless Communication Module Si24R1 PA LNA SPI 2.4GHz Wireless Receiver
[IC]：Si24R1
[Frequency]：2.4~2.525GHz
[Power]：20dBm
[Distance]：1.8km
[Size]：15 * 27mm
[Introduction]：E01C-ML01DP4 is a 2.4GHz direct plug-in wireless module with a maximum transmission power of 100mW and a built-in PCB antenna based on the domestic SI24R1.
| Operating parameter | Performance | Remarks |
| Operating frequency | 2400~2525 MHz | Support ISM band |
| Tx power | 20dBm | - |
| Receiving sensitivity | -96 dBm | Air data rate is 250kbps |
| Air data rate | 250k~2Mbps | Controlled via user’s programming |
| Reference distance | 1800m | Clear and open area,antenna gain: 5dBi,antenna height: 2.5m,air data rate: 250kbps |
| Operating parameter | Performance | Remarks |
| Size | 15 * 27mm | With out SMA |
| Antenna | PCB | The equivalent impedance is about 50Ω |
| Communication interface | SPI | 0-10Mbps |
| Package | DPI | - |
| FIFO | 32Byte | Max length transmitted each time |
| Crystal frequency | 16MHz | - |
| Modulation | GFSK | - |
| Operating parameter | Min. | Typ. | Max. | Unit | Remarks |
| Operating voltage | 2.0 | 3.3 | 3.6 | V | ≥3.3V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| Tx current | - | 130 | - | mA | Instantaneous power consumption |
| Rx current | - | 21 | - | mA | - |
| Sleep current | - | 2 | - | μA | Software is shut down |
| Operating temperature | -40 | 20 | +85 | ℃ | Industrial grade |