FSC-BW236 RTL8720DN Dual-Band Wi-Fi 4 + BLE 5.0 Module
FSC-BW236 is a highly integrated single-chip low power dual-band (2.4GHz and 5GHz) Wireless LAN (WLAN) and Bluetooth Low Energy (v5.0) communication controller. lt consists of a high-performance MCU (ARM v8m, Cortex- M4F instruction compatible) named KM4, a low power MCU (v8m, Cortex-MO instruction compatible) named KMO, WLAN (802.11 a/b/g/n) MAC, an 1T1R capable WLAN baseband, RF, Bluetooth and peripherals. FSC-BW236 is an appropriate product for designers who want to add wireless capability to their products. It supports external antennas and can increase wireless coverage. The Feasycom FSC-BW236 is a versatile combo module designed specifically for inverters, car DVRs, and wireless printers. With Bluetooth 5.0 and Wi-Fi 4 (2.4GHz & 5GHz dual-band) capabilities, this module offers reliable and high-speed connectivity for seamless data transmission. Its compact size and optimized design make it an ideal choice for integrating into various industrial applications, providing efficient and reliable wireless communication.
- COMS MAC, Baseband PHY, and RF in a single chip for 802.11a/b/g/n compatible WLAN
- Support BLE 5.0
- UART programming and data interface (baudrate can up to 6000000 bps)
- I²C/AIO/PIO/PWM control interfaces
- Postage stamp sized form factor
- Wi-Fi Maximum data rate 54 Mbps in 802.11g, 150 Mbps in 802.11n, 54 Mbps in 802.11a
- Wi-Fi: Light Weight TCP/IP protocol
- Support External Antenna (Postage stamp or ipex)
- RoHS compliant
- Support external flash chip with larger capacity (built-in Flash needs to be removed)
- 4MB PSRAM
| Categories | Features | Implementation |
|---|---|---|
| Wireless Specification | Bluetooth | Version: V5.0 |
| Frequency: 2.402 ~ 2.480 GHz | ||
| Transmit Power: +8 dBm (Max.) | ||
| Wi-Fi | 802.11a/b/g/n 1×1, 2.4GHz & 5GHz | |
| Frequency: 2.400 ~ 2.484 GHz, 5.18 ~ 5.825 GHz | ||
| Transmit Power (2.4GHz): +17.5 dBm (11b), +15.5 dBm (11g), +13.5 dBm (11n) | ||
| Transmit Power (5GHz): +16 dBm (11a) | ||
| Support 20MHz/40MHz up to MCS7 | ||
| Low power architecture | ||
| Support low power Tx/Rx for short range application | ||
| Low power beacon listen mode | ||
| Low power Rx mode | ||
| Very low power suspends mode (DLPS) | ||
| AES/DES/SHA hardware engine | ||
| Host Interface and Peripherals | UART Interface | TX, RX (Auto Flow Control) |
| General Purpose I/O | ||
| Default 115200, N, 8, 1 | ||
| Baudrate support from 110 to 6000000 | ||
| 7, 8 data bit character | ||
| GPIO | 16 (maximum – configurable) lines | |
| O/P drive strength (4 mA) | ||
| Pull-up resistor (33 KΩ) control | ||
| Read pin-level | ||
| I×2C Interface | 1 (configurable from GPIO total) Up to 400 kbps(standard) / 3.33 Mbps (high speed) |
|
| SPI Interface | Support Master/Slave mode | |
| PWM | 16-bit resolution | |
| 8-bit prescaler and clock divider | ||
| Supports PWM interrupts | ||
| supports input capture function | ||
| Profiles | Classic Bluetooth | No Supports |
| Bluetooth Low Energy | Support both central and peripheral modes | |
| Wi-Fi | WiFi-AP (access point), WiFi-Station | |
| Maximum Connections | Classic Bluetooth | No Supports |
| Bluetooth Low Energy | 1 Client (MAX) | |
| FW upgrade | Via UART (No Supports) | |
| J-link | ||
| Supply Voltage | Supply | 3.0V ~ 3.6V |
| Power Consumption | Deep sleep | The module enters the deep sleep state and will stop all functions (pull up the 4th pin of the module to wake up)：up to 10 uA |
| Bluetooth | Max Peak Current (TX Power @ +8 dBm TX): 84 mA | |
| Standby Doze (Wait event): 19 mA | ||
| Deep Sleep: No Supports | ||
| WiFi | 3.3V Rating Current (with internal regulator and integrated COMS PA: 450 mA (Max.) | |
| IO Rating Current (including VDD_IO): 200 mA | ||
| Physical | Dimensions (mm) | 13 × 26.9 × 2.2; Pad Pitch 1.5 |
| Environmental | Operating | -20°C ~ +85°C (-40°C ~ +105°C FSC-BW236C only) |
| Storage | -40°C ~ +105°C | |
| Miscellaneous | Lead Free | Lead-free and RoHS compliant |
| Warranty | One Year | |
| Humidity | 10% ~ 90% non-condensing | |
| MSL Grade | MSL 3 | |
| ESD Grade | Human Body Model: Class 2 Machine Model: Class B |
