Bluetooth slave 5.1 Serial Port Module | FSC-BT691

Product Overview

● FSC-BT691 is an ultra-low-power Bluetooth module that uses the Dialog BLE 5.1 chip DA14531, supports UART/I2C/SPI interfaces.

● FSC-BT691 is an ultra small size Bluetooth 5.1 module with onboard antenna. Its ultra-small size is only 10mm * 11.9mm * 2mm, which provides users with ultra-high flexibility and multiple possibilities.

● Support communicating with the FeasyBlue app and many other Bluetooth apps

Basic Parameter

FSC-BT691 is an ultra-low-power Bluetooth module that uses the Dialog BLE 5.1 chip DA14531, supports UART/I2C/SPI interfaces.

FSC-BT691 is an ultra small size Bluetooth 5.1 module with onboard antenna. Its ultra-small size is only 10mm * 11.9mm * 2mm, which provides users with ultra-high flexibility and multiple possibilities.

FSC-BT691 Ultra-small size BLE 5.1 module’s technical parameters:

Bluetooth module model	FSC-BT691
Bluetooth version	BLE 5.1
Chipset	DA14531
Certification	FCC、CE、IC、SRRC（BT691+Shield Case）
Dimension	10mm x 11.9mm x 2mm
Interfaces	UART, I2C, SPI
Profiles	GATT Peripheral
Frequency	2.402-2.480 GHz
Transmit power	-19.5dBm ~ 2.5dBm
Power supply	1.65V-3.6V
Antenna	PCB onboard antenna, supports external antenna
Power Consumption	1.6uA (Sleep Mode)
Storage Temperature	-50℃ to +150℃
Operating Temperature	-40℃ to +85℃