FSC-BT691 Renesas / Dialog DA14531 Ultra-Low-Power Bluetooth Low Energy 5.1 BLE Module for Beacons, Proximity Tags and Trackers

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FSC-BT691

The Feasycom FSC-BT691 is an ultra-low-power Bluetooth module that uses the Dialog BLE 5.1 chip DA14531 and supports UART/I2C/SPI interfaces. It is a mini-size Bluetooth 5.1 module with onboard antenna. Its ultra-small size is only 10 × 11.9 × 2 mm, which provides users with ultra-high flexibility and multiple possibilities. The FSC-BT691 module has been certificated by CE, FCC, IC, KC, TELEC, and SRRC.

Features

  • Qualified Bluetooth v5.1 specifications
  • Postage stamp sized: 10mm x 11.9mm x 2mm
  • Low power
  • The default UART Baud rate is 115.2Kbps
  • GAP, ATT, GATT, SMP, L2CAP profiles
  • Bluetooth stack profiles: all BLE protocols
  • Support SPI, UART, I2C interface
  • Support the OTA upgrade
  • Integrated temperature sensor
  • Operating Temperature: -40°C to +85°C
  • Available certifications: FCC, CE, IC, KC, TELEC, SRRC

Specifications

Bluetooth Module FSC-BT691
Bluetooth Version Bluetooth Low Energy (BLE) 5.1
Chipset Renesas / Dialog DA14531
Dimension (mm) 10 × 11.9 × 2
Certifications FCC, CE, IC, KC, TELEC, SRRC(BT691 + Shield Case)
Transmit Power -19.5 dBm to 2.5 dBm
Interfaces UART, I2C, SPI
Profiles GATT Server and GATT Client optional
Frequency 2.402 GHz to 2.480 GHz
Power Supply 1.65 V to 3.6 V
Antenna PCB onboard antenna, external antenna optional
Power Consumption 1.6 uA (Sleep Mode)
Storage Temperature -40 ℃ to +85 ℃
Operating Temperature -40 ℃ to +85 ℃

Firmware

Firmware No. Application Profiles
FSC-BT691 Data GATT Server
FSC-BT691 Data GATT Client
FSC-BT691 Other Customization

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