Bluetooth Audio Dual-Mode Module Qualcomm QCC3031 aptX Module

Bluetooth module model	F-3020B
Bluetooth version	BluetoothV5.0
Chipset	QCC3031
Modulation mode	GFSK, π/4DQPSK,8DPSK
Service voltage	3.3-4.2V
Bluetooth protocol	HFPV1.6, HSPV1.2, A2DPV1.2, AVRCPV1.0, PBAP, SPP, OPP, GOEP, FTP, HID
Working Current	≤30mA
Interface	PIO, SPI, AIO, UART, USB, I2S, MIC, LIN, SPK(L/R)
Standy Current	<50uA
Temperature range	-40ºCto+80ºC
Wireless transmission range	＞10 meters
Txpower	CLASS1/CLASS2/CLASS3
Support system	android，IOS and windows
Audio decoding output	AAC, MP3, SBC, AAC+ Faststream, APTX, APTX HD
Module size	21.5*17.5*3MM

The F-3020B Bluetooth module is an intelligent dual-mode wireless audio data transmission product. It is a low-cost and high-efficiency stereo wireless transmission solution. The module uses the QCC3031 chip to provide the module with high-quality sound quality and compatibility, support aptX HD and the overall performance is more optimized.
The F3020 Bluetooth module adopts a driver-free mode. Customers only need to connect the module to the application product to quickly realize the wireless transmission of music and enjoy the fun of wireless music.

Bluetooth Profiles

 ● Qualified to Bluetooth v5.0 specification including 2 Mbps Bluetooth low energy (Production parts)

 ● Single ended antenna connection with on-chip balun and Tx/Rx switch

 ● Bluetooth, Bluetooth low energy, and mixed topologies supported

 ● Class 1 support

Audio subsystem

 ● 32-bit Kalimba audio digital signal processor (DSP) core with flexible clocking from 2 MHz to 120 MHz to allow

 ● optimization and trade-off performance vs. powerconsumption

 ● DSP runs from ROM

 ● 80 KB program random access memory (RAM)

 ● 256 KB data RAM

 ● 5 Mb ROM

Application subsystem

 ● Dual core application subsystem 32 MHz operation

 ● 32-bit Firmware Processor:

 ● Reserved for system use

 ● Runs Bluetooth upper stack, profiles, house-keeping code

 ● 32-bit Developer Processor:

 ● Runs developer applications

 ● Both cores execute code from external flash memory using QSPI clocked at 32 MHz

 ● On-chip caches per core allow for optimized performance and power consumption