Bluetooth IC - BP1048B2

Product Specification

Kernel and storage：

High performance 32-bit RISC core, maximum frequency 288 MHz, support DSP instruction, integrated FPU support floating point computing

FFT accelerator: up to 1024 point complex FFT / IFFT, or 2048, point real FFT / IFFT

Integrated with 320KB SRAM, 32 KBI-Cache, and 32 KBD-Cache

Built-in 16Mbit FLASH, store the code and data

Built-in disposable burn memory can save the user password    

2-line SDP (Serial Debug Port) debugging port, with breakpoint debugging and code tracking capabilities

Of the 40 interrupt vectors

Level 4 interrupt priority

Audio：

4-way 16bit Audio-ADC, SNR 94dB

ADC sampling rate for the support：8KHz / 11.025KHz / 12KHz /16KHz / 22.05KHz / 24KHz / 32KHz / 44.1KHz/ 48KHz

Support 4-way digital microphone or 2-way analog microphone, Audio ADC 0 channel with AGC function

The Audio LINE-IN supports either single-end input or differential input

3 road 24bit DAC,SNR≥105dB

DAC sampling rate support：8KHz / 11.025KHz / 12KHz /16KHz / 22.05KHz / 24KHz / 32KHz / 44.1KHz/ 48KHz

Support for direct drive 16 Ω or 32 Ω headphones, the maximum output power of 40mW

Two full-duplex I2S with a sampling rate of 8 to 192 KHz and a maximum effective bit width of 32bits

1 S / PDIF interface, support receiving or sending (half-duplex), support HDMI audio and ARC

GPIO can be configured with pull-up, pull-down, high resistance, pull-down current source and other functions

USB 2.0 Full Speed (OTG) controller, supporting 6 endpoints and built-in PHY

1 standard SPI Master interface with the @ max.60M

1 SPI Slave interface with the @ max.60M

1 SDIO @ max.30M

2 full-duplex UART @ max.3Mbps, where UART0 supports flow control

1 I2C master / slave controller @ max.400K

1 12-bit SAR-ADC (approach ADC) @ max. 450K sampling rate with 12 external IO channels and 2 internal voltage sampling channels

1 IR interface, with support the NEC or SONY mode

True random number generator

Bluetooth：

Dual-mode Bluetooth V5.0, compatible with Bluetooth V4.2 and V2.1+EDR

Support for Bluetooth Piconet and Scatternet networking protocol

The maximum emission power is 10 dBm, supporting class1, class2 and class3

Receiving sensitivity (typical value)

-DH1：-88dBm

-2DH5：-88dBm

-3DH5：-82dBm

-BLE：-92dBm

Support A2DP/AVRCP/HFP/HSP/OPP/HID/SPP/PBAP/GATT/SM And so on agreement

Support for PLC (Package Loss Concealment)

Power supply, clock, and reset：

DC 3.3V~5V power supply @ LDOIN

Built-in (5V to 3.3V,3.3V to 1.2V) LDO

RC 12MHz, and double PLL

Of the 24 MHz crystals

Built-in POR (Power on Reset), LVD (low voltage detection) and Watchdog

Multiple low-power consumption modes:

CPU Reduced frequency

System frequency reduction

Dormancy

Deep dormancy

ESD：

Anti-ESD, with a capacity of HBM 2KV

Packaging and operating temperature：

Ambient operating temperature: -40℃ to 85℃

Application：

Bluetooth K Gebao

Bluetooth portable speaker box

Bluetooth drag box

Bluetooth SoundBar

Baotou-type Bluetooth headset

Various Bluetooth audio and voice application products