The Ebyte EWM103-WF8723DU is a high-performance, cost-effective WiFi and Bluetooth dual-mode wireless module powered by the Realtek RTL8723DU-CG chipset, supporting IEEE 802.11b/g/n standards and Bluetooth 4.2 protocol with a maximum data rate of 150Mbps via a USB 2.0 interface, designed for integrated, high-throughput wireless LAN applications.
| Parameter | Specification |
|---|---|
| Chip Solution | Realtek RTL8723DU-CG |
| Operating Frequency | 2.4 GHz |
| Communication Interface | USB 2.0 |
| Max Data Rate | 150 Mbps |
| Communication Distance | 200 meters |
| Dimensions | 12.9 x 12.2 x 1.9 mm |
| Weight | 0.51 grams |
Practical Application Scenarios
1. Smart Home Multimedia Hubs
The module provides the high throughput required for streaming media content within smart home ecosystems. By integrating with set-top boxes or smart displays, it enables seamless wireless connectivity, allowing devices to act as central controllers that manage lighting, security cameras, and audio devices via WiFi and Bluetooth simultaneously.
2. Embedded Industrial Tablets
In industrial automation, the EWM103-WF8723DU is ideal for handheld tablets used by field technicians for equipment diagnostics. The USB 2.0 interface offers a simple, high-speed connection to the host processor, facilitating rapid transmission of log files, diagnostic reports, and firmware updates between the device and the central server.
3. POS and Retail Terminal Integration
This dual-mode module is a perfect fit for modern retail POS terminals that require constant cloud connectivity for transaction processing (WiFi) and short-range peripheral interaction like mobile payment scanners or receipt printers (Bluetooth). Its compact size helps maintain a sleek hardware design while ensuring reliable wireless link stability.
| Radio frequency parameters | unit | Value | Remark |
| Transmission power | dBm | 15-17 (typical value is 16) | |
| WiFi protocol | - | IEEE 802.11b/g/n | |
| Bluetooth protocol version | - | V2.1/v4.2 | |
| Reference distance | m | 200 | Antenna gain 5dBi, module and device terminal communication |
| Working frequency band | GHz | 2.4～2.484 | Supports global license-free ISM 2.4GHz band |
| Power supply voltage | In | DC 3.3V±0.2V @ 500 mA (Max ) | |
| Operating temperature | ℃ | -20~70 | |
| Working humidity | RH | 10%~95% | No dew |
| Hardware parameters | Parameter details | Remark |
| chip | RTL8723DU-CG | - |
| Packaging method | Patch | - |
| Antenna interface | Stamp hole | Characteristic impedance is about 50 ohms |
| Communication interface | USB 2.0 | |
| size | 12.9*12.2*1.9mm | Error size is ±0.2mm |
| weight | 0.51g | Error is ±0.1g |
Recommended working conditions
| Recommended electrical parameters | Min | Type | Max | Units | |
| Operating temperature | -20 | 25 | 70 | ℃ | |
| External antenna standing wave | - | 1.7 | 2 | / | |
| Power supply voltage | VDD33 | 3.1 | 3.3 | 3.5 | In |
I/O interface power consumption specifications
| symbol | parameter | Min | Type | Max | unit |
| HIV | High level input | 2 | 3.3 | 3.6 | In |
| Will | Low level input | - | 0 | 0.9 | In |
| VOH | High level output | 2.97 | - | 3.3 | In |
| VOL | Low level output | 0 | - | 0.33 | In |
Consumption of current
| Test conditions | VDD33 Current (average value) | ||
| Type | Max | unit | |
| WLAN Unassociated (Linux Driver) | 120 | 130 | and |
| 2.4G 11b 1Mbps TX @ 17dBm (TX RF test) | 320 | 330 | and |
| 2.4G 11b 11Mbps TX @ 17dBm (TX RF test) | 285 | 300 | and |
| 2.4G HT20 MCS7 RX (RX RF test) | 92 | 96 | and |
| 2.4G HT40 MCS0 TX @ 17dBm (TX RF test) | 240 | 250 | and |
| 2.4G HT40 MCS7 TX @ 14dBm (TX RF test) | 180 | 190 | and |
| BT BR_1M TX@4dBm | 159 | 186 | and |
| BT BR_1M RX Active | 138 | 165 | and |
| Note: Use electrical parameters VDD33=3.3V, working temperature: 25℃ | |||
FAQ Section
1. Does this module support simultaneous WiFi and Bluetooth operation?
Yes, the RTL8723DU-CG chipset is designed for dual-mode operation, allowing the module to maintain both WiFi connectivity and Bluetooth communication simultaneously. This makes it an efficient solution for devices requiring multiple wireless protocol support without the need for additional hardware modules.
2. Is this module compatible with Linux and Windows systems?
The RTL8723DU is a widely supported industry-standard chipset. It is generally compatible with mainstream Windows systems and Linux-based embedded platforms. Depending on your specific operating system version, you may need to load the corresponding driver to ensure proper USB 2.0 interface recognition and protocol stack functionality.
3. What is the advantage of using a USB 2.0 interface for this module?
The USB 2.0 interface provides a universal, hot-swappable connection that supports high data throughput for the 150Mbps WiFi stream. It simplifies the PCB layout design by allowing the module to be easily added to existing host systems without needing complex high-speed bus interfaces like PCIe or SDIO.
