The WIS2269N8 is a highly integrated single-chip 2.4GHz IEEE 802.11 b/g/n WLAN transceiver from Shenzhen Winsemi Microelectronics Co., Ltd. It is designed for low-power, high-performance wireless applications.

Applications:

• Internet of Things (IoT) devices: Smart home devices, wearable electronics, and sensor networks benefit from its low power consumption and compact size.
• Wireless audio and video streaming: Applications like wireless speakers and streaming devices can utilize its reliable wireless connectivity.
• Wireless peripherals: Wireless mice, keyboards, and printers can leverage its stable and efficient communication capabilities.
• Industrial control and monitoring: The WIS2269N8 facilitates wireless communication for remote control and data acquisition in industrial settings.
• Smart Grid applications: Enables wireless communication in smart meters and other grid management devices.

Features:

• IEEE 802.11 b/g/n compliant: Supports industry-standard Wi-Fi protocols for broad compatibility.
• Integrated RF transceiver: Includes a complete RF front-end, simplifying design and reducing component count.
• Low power consumption: Optimized for battery-powered devices, extending battery life.
• Compact size: Small footprint allows for integration into space-constrained applications.
• Support for various security protocols: WEP, WPA, and WPA2 for secure wireless communication.
• Multiple host interfaces: Supports UART, SPI, and SDIO interfaces for flexible integration with microcontrollers.

Benefits:

• Reduced system cost: Integration of multiple functions lowers BOM (Bill of Materials) costs.
• Faster time to market: Simplified design accelerates product development cycles.
• Improved performance: Reliable wireless connectivity enhances the user experience.
• Extended battery life: Low power consumption allows for longer operation in portable devices.
• Enhanced security: Support for robust security protocols protects against unauthorized access.

Additional Details:

The WIS2269N8 operates in the 2.4 GHz ISM band and supports data rates up to 72.2 Mbps using HT20 mode. It features advanced power management capabilities to minimize power consumption in various operating modes, including sleep mode and deep sleep mode. The chip includes a built-in power amplifier (PA) and low noise amplifier (LNA), further reducing the need for external components. It typically requires a 3.3V power supply. The operating temperature range is typically -40°C to +85°C.

The module typically has a small form factor, often available in a QFN package, designed for easy integration onto a PCB.