WizFi250 is a small and highly integrated wireless module that combines 802.11b/g/n functionality with a 2.4GHz WLAN CMOS power amplifier. It is suitable for handheld systems and provides high-performance wireless connectivity and security.
The document is a data sheet for the WizFi250, a small, highly integrated wireless module manufactured by WIZnet Co., Ltd. It integrates 802.11b/g/n functionality and includes a built-in 2.4GHz WLAN CMOS power amplifier (PA) to meet output power requirements for most handheld systems.
The datasheet covers absolute maximum ratings, recommended operating environments, wireless specifications including output power and sensitivity, I/O port characteristics, physical dimensions, and design guidelines such as PCB layout and reflow soldering curves. This manual is written in Chinese.
| Wireless Standard | IEEE 802.11b/g/n |
|---|---|
| Max Data Rate | 65 Mbit/s |
| Memory (Flash) | 1 MB |
| Memory (SRAM) | 128 KB |
| Operating Temperature Range | -20° to 85° Celsius |
| Recommended Operating Voltage (VBAT_WL) | 3.0V to 3.6V |
| Package Size | 28x20 mm |
The module supports a wireless data transmission rate up to 65 Mbit/s.
The recommended operating temperature range is between 20°C and 75°C, though it can withstand up to 85°C.