32-bit MCU for Bluetooth Speaker QSOP24 Chip IC

Product Description

CPU********************************-

**-bit DSP supports hardware Float Point

Unit (FPU)

Up to **0MHz programmable processor

*4Vectored interrupts

4 Levels interrupt priority



DSPAudio Processing****************-

SBC, AACAudio decodes supported for BT

audio

mSBC voice codecs supported for BT phone

Supports MP2, MP3, WMA, APE, FLAC,

AAC, MP4, M4A, WAV,AIF,AIFC audio

decoding

Packet Loss Concealment (PLC) for voice

processing

Acoustic echo cancellation/suppression

(AEC,AES)

Single/Dual MIC Environmental Noise

Cancellation (ENC)

Multi-band DRC limiter

**-band EQ configuration for voice Effects



Audio Codec***********************-

One channels **-bit DAC, SNR >= *5dB

One channels **-bitADC , SNR >= *0dB

Sampling rates of

8KHz/*1.**5KHz/*6KHz/*2.*5KHz/*4KHz/

*2KHz/*4.1KHz/*8KHz are supported

One analog MIC amplifier, build-in MIC bias

generator

Supports two PDM digital MIC s

Two channels Mono analog MUX

Supports cap-less, single-ended, and

differential mode at the DAC path

Supports *6ohm and *2ohm Speaker loading



Bluetooth-**********************-

Compliant with Bluetooth

V5.1+BR+EDR+BLE specification

Meet class1 class2 and class3 transmitting

power requirement

Support GFSK and π/4 DQPSK all packet

types

Provides *6dbm transmitting power

receiver with **0dBm sensitivity

FastAGC for enhanced dynamic range

Supports

a2dpavctpavdtpavrcphfpsppsmpattgapg

attrfcommsdpl2cap profile



Peripherals*********************-

One full speed USB 2.0 OTG controller

Six multi-function **-bit timers, support

capture and PWM mode

Three full-duplex basic UART, UART0 and

UART1 supports DMAmode

One hardware IIC interface supports host and

device mode

**-bitADC for analog sampling

External wake up/interrupt on all GPIOs



PMU****************************-

Low voltage LDO for internal digital and

analog circuit supply

3uAcurrent consumption in the soft-off mode

Built-in LDO for the core, I/O, Bluetooth and

flash

VBATis 2.2V to 5.5V

VDDIO is 2.2V to 3.6V



Packages***********************-

QSOP*4



Temperature********************-

Operating temperature: **0℃ to **0℃

Storage temperature: **5℃ to ***0℃



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