BT680F Bluetooth 5 Module, Automobile Temperature

BT680F, BT680

BT680F, BT680

BT680F and BT680 are a Bluetooth 5 modules operate in the automobile temperature range.  They support 2Mbps, 1Mbps and 125 Kbps data rate. With high gain integrated PCB trace antenna, TX power is up to +10 dBm. Bluetooth range is up to 900 meters when Coded-PHY is used for 125 Kbps data rate. 

Block Diagram

BH678 Block Diagram

BH678 Block Diagram

Features

  • Standalone or used with a host MCU by UART interface/HCI Commands
  • Bluetooth SIG certified BLE 5 stacks embedded in mask-ROM.
  • Toshiba SOC, built-in Cortex M0 processor
  • Masked-ROM: 240KB
  • RAM: 144KB
  • Flash: 128KB
  • Bluetooth RF analog core, baseband digital core and integrated antenna
  • Secure connection
  • Bluetooth Low Energy (BLE) V5 GATT profile with OTA (Over The Air) support. 
  • Up to 17 General Purpose IOs to be configured by firmware:
    • SPI interface, I2C interface
    • UART interface, 9600bps to 921.6 Kbps
    • Up to 2 wake up interfaces
    • Up to 6 ADC channels (1 for internal monitoring of VDD).
    • Up to 4 PWM channels
  • On board 26 MHz main clock
  • External 32.768 kHz sleep clock
  • Operation voltage: 2.0V-3.6V
  • Peak current consumption, 11 mA; deep sleep mode, <0.1uA
  • Integrated PCB trace antenna,
  • Operation Temperature: -40oC to +125oC            
  • Hybrid Castellated and LGA, 40 pins:  pins. Easier prototyping, easier production.
  • Integrated shield to resist EMI

Applications: 

  • Wearable
  • Access Points
  • Industrial Control
  • Medical
  • Scanners
  • iOS and Android devices        
  • Wireless sensors
  • Cable replacement
  • Instrumentation
  • Automobile

BT680F

BT680F has a high gain, integrated PCB trace antenna for long Bluetooth range

  • With Toshiba TC35680
  • TX power: +10 dBm
  • Receiver sensitivity at 1Mbps: -96.5 dBm
  • Receiver sensitivity at 125 Kbps (coded PHY): -107 dBm
  • Size: 15x20.8x1.9mm
  • Bluetooth range: 900 meters at 125 Kbps, estimated.
  • Bluetooth range: 450 meters at 1Mbps, estimated.

BT680

  • With Toshiba TC35680
  • TX power: +4 dBm
  • Receiver sensitivity at 1Mbps: -90.5 dBm
  • Receiver sensitivity at 125 Kbps (coded PHY): -101 dBm
  • Size: 14x16x1.9mm
  • Bluetooth range: 360 meters at 125 Kbps, estimated.
  • Bluetooth range: 180 meters at 1Mbps, estimated.

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