Overview

FCM740D is a cutting-edge MCU Wi-Fi and Bluetooth module launched by Quectel. It boasts a high-performance processor with a frequency of up to 120MHz and supports IEEE 802.11b/g/n protocol and BLE 5.2. The module features built-in 256 KB SRAM, 2 MB or 4 MB flash, ensuring efficient performance. In addition, it complies with WPA-PSK, WPA2-PSK and WPA3-SAE security standards. FCM740D has an LCC + DIP form factor with an ultra-compact size of 20.3 mm × 15.8 mm × 2.7 mm, which optimizes the size and cost for end-products and is compatible with diverse designs.

The module supports UART and GPIO interfaces by default. In the case of multiplexing, it can support PWM, SPI, I2C
and ADC etc. With a variety of low-power modes and keep-alive mechanism, it can provide flexibility and versatility
for a range of applications, especially in smart homes, industrial IoT, consumer electronics and other application
scenarios to meet various product needs. It is especially suitable for small-sized, high-temperature IoT devices, such
as light bulbs, light strips, smart sockets.

FCM740D supports the QuecOpen® solution and standard AT commands, has a compact protocol stack, which can realize efficient product development for customers.