[Chip Solution]:-
[Operating Frequency]: 2.4GHz
[Transmit Power]:20dBm
[Communication Range]:440m
[Size]:10*10mm
[Product weight]:0.4±0.1g
[Introduction]:The EWM103-W15 series is a low-cost, cost-effective Wi-Fi + Bluetooth dual-mode WiFi module developed by Ebyte. It complies with Bluetooth 5.1 and IEEE 802.11b/g/n standards. The module integrates the hardware and software resources required for complete Wi-Fi and Bluetooth applications, supporting both AP and STA Wi-Fi operating modes and Bluetooth low energy consumption. It is ideal for low-speed applications and data acquisition, such as smart homes and industrial control.
| RF parameters | unit | Parameter value | Remark |
| WiFi Protocol | - | IEEE 802.11b/g/n | - |
| Bluetooth protocol | - | BLE5.1 | - |
| Wi-Fi transmission rate | - | l 802.11b:1Mbps、2Mbps、5.5Mbps、11Mbps | - |
| l 802.11g:6Mbps、9Mbps、12Mbps、18Mbps、24Mbps、36Mbps、48Mbps、54Mbps | |||
| l 802.11n:HT20 (MCS0~MCS7) | |||
| Antenna type | - | IPEX third generation antenna | Characteristic impedance about 50 ohms |
| Reference distance | M | 440 | Antenna gain 5dBi, module communicates with device |
| frequency band | GHz | 2.4 (WiFi, Bluetooth) | Supports the global license-free ISM 2.4GHz frequency band |
| RF parameters | unit | Parameter value | Remark | |
| Operating voltage | In | 2.8-3.6 | Exceeding 3.6V may permanently burn the module | |
| Communication level | In | 3.3 | Using 5V TTL may cause burnout | |
| Power consumption | Transmit power | dBm | 20 | - |
| Emission current | m.a. | 330 | - | |
| Receive current | m.a. | 60 | - | |
| Sleep current | a | 30 | - | |
| temperature | Operating temperature | ℃ | -40~+85 | Industrial grade |
| Storage temperature | -40~+95 | - | ||
| Hardware Parameters | Parameter value | Remark |
| Flash | 2MB | - |
| RAM | 296KB RAM | - |
| Main frequency | 40M | - |
| Packaging | patch | - |
| size | 10*10mm | The error size is ±0.2mm |
| weight | 0.4±0.1g | The error is ±0.1g |