BW16 WITH PCB ANTENNA-4MB

RF Transceiver Modules And Modems Overview

The Ai-Thinker BW16 WITH PCB ANTENNA-4MB is a dual-band wireless connectivity module based on the Realtek RTL8720DN SoC. It integrates 4 Mbit SPI Flash and supports Wi-Fi 802.11a/b/g/n protocols alongside Bluetooth v5.0. The module operates within frequency ranges of 2.4 GHz and 5 GHz, delivering a maximum output power of 16 dBm with a receiver sensitivity of -92 dBm. It achieves data rates up to 54 Mbps using modulation schemes including 64-QAM, BPSK, and CCK. Powered by a 3V to 3.6V supply, it features an integrated PCB trace antenna and I-PEX connector options in a 16-SMD surface-mount package.

RF Transceiver Modules And Modems Feature Summary

• Dual-band RF transceiver supporting simultaneous 2.4GHz and 5GHz WLAN operations
• Integrated high-performance ARM Cortex-M0 and M4 microcontrollers for complex application processing
• Onboard 4 Mbit SPI Flash memory for firmware storage and data logging
• Compact surface-mount design with integrated PCB trace antenna and standard I-PEX interface

RF Transceiver Modules And Modems Applications

• Smart home IoT devices requiring dual-band connectivity
• Industrial sensor nodes needing reliable BLE and Wi-Fi communication
• Portable consumer electronics with space-constrained form factors
• Wearable technology utilizing Bluetooth Low Energy profiles

RF Transceiver Modules And Modems Procurement Notes

Verify the specific flash capacity variant during procurement, as the BW16 series includes both 2MB and 4MB configurations. Confirm that the required firmware environment supports the dual-core architecture of the RTL8720DN. Ensure compatibility with the intended antenna implementation, whether utilizing the onboard PCB trace or an external I-PEX connected solution. Cross-reference the datasheet for thermal management requirements under continuous transmission loads.

RF Transceiver Modules And Modems Selection Notes

Select this module when dual-band Wi-Fi and Bluetooth 5.0 are required within a single compact footprint. The integrated ARM processors eliminate the need for a separate MCU in many applications. Consider the 4MB flash size if the application requires substantial local data storage or complex firmware updates. Evaluate the thermal performance of the 16-SMD package against the expected operating temperature range of -20°C to 70°C.

RF Transceiver Modules And Modems Part Context

This component belongs to the Ai-Thinker BW16 family, which utilizes the Realtek RTL8720DN chip. The family offers various memory configurations and antenna options to suit different design constraints. The BW16 series is designed for developers seeking an all-in-one solution for wireless connectivity without managing separate Wi-Fi and Bluetooth controllers. It serves as a direct replacement for older single-band modules in modern IoT designs.

RF Transceiver Modules And Modems Replacement Considerations

Direct substitutes include the BW16 WITH PCB ANTENNA-2MB for applications with lower memory requirements. Developers may also consider other modules based on the RTL8720DN chipset from different manufacturers if pin-to-pin compatibility is verified. Ensure any replacement maintains support for the specific firmware tools and SDKs used in the current development environment.