BLE Bluetooth 4.0 Serial Port Module

FSC-BT681 is a cost-effective BLE 5.0 module,downward compatibility 4.0&4.2,the transmit power up to +9.5 dBm,it embedded 32-bit MCU and 4Mbit flash,FSC-BT681 supports data throughput transmission and BLE mesh network.
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Product Details

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Features

*Bluetooth V5.0
*Bluetooth low energy (ble)stack
*Bluetooth mesh network optional
*Embedded 32-bit MCU,Embedded 4Mbit Flash,64KB SRAM
*UART programming and data interface (baudrate can up to 921600bps)
*UART/I2C/SPI/PWM control interfaces
*Transmit power: 9.5dBm
*Receiving sensitivity: -94dBm
*Postage stamp sized form factor
*Support External Antenna
*RoHS compliant

Detail Parameters

Bluetooth Module CodeFSC-BT681
Bluetooth VersionBluetooth V5.0
Bluetooth ChipAIROHA AB1611
Frequency2.402 - 2.480 GHz
Transmit Power+9.5 dBm (Maximum)
Receive Sensitivity-94 dBm@0.1%BER (Typical)
UART InterfaceTX,RX,CTS,RTS

General Purpose I/O

Default 115200,N,8,1

Baudrate support from 1200 to 921600

5, 6, 7, 8 data bit character
GPIO13 (maximum – configurable) lines

O/P drive strength (4 mA)

Pull-up resistor (33 KΩ) control

Read pin-level
I2C Interface1 (configurable from GPIO total). Up to 400 kbps
ADC InterfaceAnalog input voltage range: 0~ 3.3V

Supports single 12-bit ADC conversion

1 channels (configured from GPIO total)
PWM1 General-Purpose Timer Modules

Supports PWM interrupts

supports input capture function
Classic BluetoothNo Support
Bluetooth Low EnergyGATT Client & Peripheral - Any Custom Services
Classic BluetoothNo Support
Bluetooth Low Energy1 Clients
FW upgradeVia UART
Supply1.7-3.6V
Power ConsumptionMax Peak Current(TX current @ +9.5dBm): 20.29mA

Max Peak Current(RX current @ 1Mbps): 4.76mA

Sleep 4uA

Deep Sleep 0.5uA
Dimensions10mm X 11.9mm X 1.7mm; Pad Pitch 1.1mm
Operating-40°C to +85°C
Storage-65°C to +150°C
Lead FreeLead-free and RoHS compliant
WarrantyOne Year
Humidity10% ~ 90% non-condensing
MSL grade:MSL 3
ESD grade:Human Body Model:  Class-2

Machine Model:  Class-B

Block Diagram

FSC-BT681-Diagram-1 FSC-BT681-Diagram-2


Applications

*Remote controller
*SIG Mesh

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