[IC]:SI4438
[Frequency]:425~525MHz
[Power]:20dBm
[Distance]:1.8km
[Interface]:SPI
[Weight]:0.9±0.1g
[Introduction]:E10-433MS is based on original imported RF SI4438 form Silicon Labs in USA. Module features stable performance, long transmitting distance and strong penetration and diffraction ability.
| RF Parameter | Value | Remark |
| Working frequency | 425~525 MHz | Default: 433MHz (26MHz oscillator) |
| Transmitting power | 20 dBm | Max. Power (100mW) |
| Receiving sensitivity | -122 dBm | Air data rate: 0.123kbps |
| Air data rate | 0.123k~1Mbps | Default: 0.123kbps |
| Test distance | 2000m | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 0.123kbps |
| Hardware Parameter | Value | Remark |
Size | 14.5 * 18 mm | |
Antenna type | Stamp hole | |
Communication interface | SPI | |
Package | SMD | |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply | 1.8 | 3.3 | 3.6 | V | |
| Communication level | 1.8 | 3.3 | 3.6 | V | |
| Transmitting current | 76.4 | 83 | 91.3 | mA | 20dBm（100mW） |
| Receiving current | 14.7 | 16.0 | 17.6 | mA | |
| Sleep current | 0.3 | 0.6 | 2.1 | μA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |
| Pin No | Pin item | Pin direction | Pin application |
| 1 | GND | - | |
| 2 | VCC | - | Power supply 1.8V~3.6VDC |
| 3 | GPIO0 | Output | GPIO of SI4463 |
| 4 | GPIO1 | Output | GPIO of SI4463 |
| 5 | IRQ | Output | Interrupt request |
| 6 | SCK | Input | SPI master input slave output |
| 7 | MISO | Output | SPI master output slave input |
| 8 | MOSI | Input | SPI master input slave output |
| 9 | nSEL | Input | SPI chip select |
| 10 | SDN | - | The module working enable control the pin, it's low level when working (See SI4463 manual for more details) |
| 11 | ANT | - | Antenna |
| 12 | GND | - | Ground |
| Order online |
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| 【Alibaba】：https://www.alibaba.com |
| For batch order/customized product |
| 【Sales hotline】：+86-28-61399028 Ext.812 |
| 【E-mail】：service@cdebyte.com |
| Technical support |
| 【Submit online】：http://www.ebyte.com/en/apple-technology.aspx |
| 【E-mail】：support@cdebyte.com |
| 产品 型号 | IC | Interface | Frequency Hz | Power dBm | Distance km | Air data rate | Package | Size (mm) | Feature | 技术 手册 | 样品 购买 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E10-915MS30 | SPI | SI4463 | 915M | 30 | 6.0 | 0.123k~1M | SMD | 40*25 | Small,anti-interference | ||
| E10-868MS30 | SPI | SI4463 | 868M | 30 | 6.0 | 0.123k~1M | SMD | 40*25 | Small,anti-interference | ||
| E10-868MS20 | SPI | SI4463 | 868M | 20 | 2.5 | 0.123k~1M | SMD | 20*15 | Small,anti-interference | ||
| E10-915MS20 | SPI | SI4463 | 915M | 20 | 2.5 | 0.123k~1M | SMD | 20*15 | Small,anti-interference | ||
| E10-433MS | SPI | SI4463 | 433M | 20 | 1.8 | 0.123k~1M | SMD | 14.5*18 | Small, diffraction | ||
| E10-433MD3 | SPI | SI4438 | 433M | 20 | 2.0 | 0.123k~1M | SMD | 18.1*22.1 | Long distance, anti-interference | ||
| E10-433MS1W | SPI | SI4463 | 433M | 30 | 6.0 | 0.123k~1M | SMD | 25*37 | High-power, LNA | ||
| E10-433MD-TH | SPI | SI4463 | 433M | 20 | 1.8 | 0.123k~1M | DIP | 16.6*24 | Long distance, diffraction | ||
| E10-433MD-SMA | SPI | SI4463 | 433M | 20 | 2.0 | 0.123k~1M | DIP | 16.6*24 | Long distance, diffraction |
