EWM181-Z12SP(R) Router ZigBee 3.0 Wireless Module Network Self-healing Equipped with onboard PCB antenna Simple and easy to develop
[Communication Interface]：UART
[Operating Frequency]：2.4GHz
[Transmit Power]：4.5dBm
[Communication Distance]：0.3km
[Size]：14 x 20mm
[Product weight]：1.0 ± 0.1g
[Introduction]：The EWM181-Z12SP series is a compact, 2.4GHz ZigBee 3.0-to-serial wireless module designed and manufactured by Ebyte. This SMD-type module features a maximum transmit power of 12dBm and a 1.27mm pin pitch. It comes with pre-installed ad hoc networking firmware for ease of use. This ZigBee 3.0 wireless module is primarily suitable for data transmission applications.
Official Store| Main parameters | performance | Remark | |
| Minimum | Maximum | ||
| Power supply voltage (V) | 0 | 3.6 | Over 3.6V will permanently burn the module |
| Blocking power (dBm) | - | 10 | The probability of burning is lower when used at close range |
| Operating temperature (°C) | -40 | 85 | Industrial grade |
| Main parameters | performance | Remark | |||
| Minimum | Typical values | Maximum | |||
| Operating voltage (V) | 2 | 3.3 | 3.6 | ≥3.3V can guarantee output power | |
| Communication level (V) | 3.3 | Using 5V TTL has the risk of burning | |||
| Operating temperature (°C) | -40 | - | 85 | Industrial-grade design | |
| Operating frequency band (GHz) | 2.4 | - | 2.48 | Support ISM band | |
| Power consumption | Emission current (mA) | 28 | Instantaneous power consumption | ||
| Receive current (mA) | 10 | ||||
| Sleep current (μA) | 2 | Long-term dormancy | |||
| Maximum transmit power (dBm) | -3 | 12 | 12 | ||
| Main parameters | describe | Remark | |
| EWM181-Z12SP communication distance | 300m | Clear and open air, onboard PCB antenna, 2 meters height, air data rate 250kbps | |
| EWM181-Z12SX communication distance | 600m | Clear and open air, antenna gain 3.0dBi, height 2 meters, air data rate 250kbps | |
| protocol | ZigBee | ||
| Communication interface | UART | TTL level | |
| Packaging | SMD | ||
| Data packet length | Transparent transmission | 150 Bytes | |
| Fixed-point broadcast/multicast | 75 Bytes | ||
| Fixed-point unicast | 128 Bytes | ||
| Interface | stamp holes | 1.27mm pitch | |
| Dimensions | 14*20mm | ±0.2mm | |
| EWM181-Z12SP antenna interface | PCB | Equivalent impedance is about 50Ω | |
| EWM181-Z12SX antenna interface | IPEX | Equivalent impedance is about 50Ω | |
| EWM181-Z12SP Product Weight | 1.0g | ±0.1g | |
| EWM181-Z12SX Product Weight | 1.3g | ±0.1g | |