E27-433M20S Ebyte 425MHz 433MHz 525MHz Wireless Rf Receiver Module S14432 Chip
[IC]：SI4432
[Frequency]：425~525MHz
[Power]：20dBm
[Distance]：1.6km
[Interface]：SPI
[Product weight]：1.4±0.1g
[Introduction]：E27-4333M20S is a 100mW wireless transceiver module, operates at 433MHz,with small-size(1.27 Pin pitch).E27-4333M20S is based on the original imported RF chip Si4432 from Silicon Labs. With diversified built-in antenna and excellent anti-interface performance, the chip supports frequency hopping.
| RF Parameter | Value |
Remark |
| Working frequency |
425~525 MHz |
Default: 433MHz (30MHz oscillator) |
| Transmitting power | 20 dBm |
Max. Power (100mW) |
| Receiving sensitivity |
-121 dBm |
Air data rate: 1.2kbps |
| Air data rate | 0.123k~256kbps |
Default: 1.2kbps |
| Test distance | 1.6km |
In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 1.2kbps |
| Hardware Parameter | Value |
Remark |
|
Size |
16 * 16 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 |
78 | 83 | 91 | mA | 20dBm（100mW） |
| Receiving current |
14.7 |
18.5 | 20.0 | mA |
|
| Sleep current |
0.4 |
0.5 | 0.6 | μA | |
| Operating temperature |
-40 | 20 |
+85 | ℃ | |
| Operating humidity |
10 | 60 |
90 | % | |
| Storage temperature |
-40 | 20 |
+125 | ℃ |
