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Home > Products > JL Bluetooth Chips > Bluetooth Chip for Earphones

Bluetooth Chip AC7003D

32bit Dual-Issue DSP Up to 160MHz programmable processor With IEEE754 Single precision FPU

Product Features

  • CPU

    32bit Dual-Issue DSP

    Up to 160MHz programmable processor

    With IEEE754 Single precision FPU

    With cordic accelerate engine

    Advanced debug with 8 hardware breakpoints/watchpoints

    Advanced system execption capture unit

  • Interrupt

    Support for up to 64 interrupts with 8 priority level

    NMI supported

    SWI supported, with configurable priority

    Low power wake up by polling pending 8 IO interrupts for low power wake up

  • DSP Audio Processing

    SBC, AAC Audio 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

    Single/Dual MIC Environmental Noise Cancellation (ENC)

    Multi-band DRC limiter

    20-band EQ configuration for voice Effects

  • Audio Codec

    Two channels 24-bit DAC, SNR >= 102dB

    Two channel 24-bit ADC , SNR>=95dB

    DAC Sampling rates of 8kHz/11.025kHz/16kHz/22.05kHz/24kHz/ 32kHz/44.1kHz/48kHz/64kHz/88.2kHz/ 96kHz are supported

    ADC Sampling rates of 8kHz/11.025kHz/16kHz/22.05kHz/24kHz/ 32kHz/44.1kHz/48kHz are supported

    Two analog MIC amplifier, build-in MIC bias generator

    Two channels analog AUX , supports Stereo

    Supports cap-less, single-ended, and One differential mode at the DAC path

    Supports 16ohm and 32ohm Speaker loading

  • Bluetooth

    Compliant with Bluetooth  V5.3+BR+EDR+BLE specification

    Meet class2 and class3 transmitting power  requirement

    Support GFSK and DQPSK all packet  types

    Provides maximum +10dbm transmitting power

    EDR receiver with minimum -94dBm sensitivity

    Fast AGC for enhanced dynamic range

    Supports  a2dp/avctp/avdtp/avrcp/hfp/spp/smp/att/gapga tt/rfcomm/sdp/l2cap profile

    a2dp 1.3.2/avctp 1.4/avdtp 1.3/ avrcp 1.6.2/  hfp 1.8 /spp 1.2/rfcomm 1.1/pnp 1.3/  hid 1.1.1/sdp core5.3/l2cap core 5.3

  • Peripherals

    One full speed USB 2.0 OTG controller

    Six multi-function 32-bit timers, support  capture and PWM mode

    Three full-duplex basic UART, UART0、UART1 support DMA mode

    One hardware IIC interface supports host and  device mode

    Two Built-in low power Cap Sense Keys

    LED controller,support 2LED control by one IO

    10-bit ADC for analog sampling

    External wake up/interrupt on all GPIOs

    Crossbar IO support: timer/SPI/SDC/IIC /UART/RDEC/ALINK/PLINK

  • PMU

    Low voltage LDO and DC-DC for internal digital and analog circuit supply

    Less 2uA current consumption in the soft-off mode

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

    VBAT is 2.2V to 4.4V

    VDDIO is 2.2V to 3.6V

  • Packages

    QFN20(3mm*3mm)

  • Temperature

    Operating temperature: -40℃ to +85℃

    Storage temperature: -65℃ to +150℃

  • Application

    Bluetooth TWS Earphones

Pin Assignment

BLE Bluetooth Chip AC6321A

How to Order

You can get your Bluetooth Chip AC7003D solution by flling out the form below and we will contact you immediately.

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