Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

AB5312B is a high-performance Bluetooth audio SoC launched by Bluetrum, specifically designed for smart speaker applications. It adopts a RISC-V 32-bit high-performance CPU, supports DSP instruction sets, and operates at a frequency of up to 125MHz, enabling efficient processing of audio data. The chip complies with the Bluetooth 5.4 standard and features low power consumption and high sound quality, making it suitable for smart speakers and other devices.

Product Features

High-performance processor: Built-in RISC-V 32-bit high-performance CPU with DSP instruction set support, operating at up to 125MHz, enabling efficient processing of audio data.

Low-power design: Optimised power management extends the battery life of the device.

High-quality audio codec: Supports 16-bit mono DAC and 16-bit mono ADC, featuring a high-performance audio DAC (96dB SNR) and ADC (90dB SNR), providing high-quality audio output.

Flexible audio configuration: Supports multiple sampling rates (8, 11.025, 12, 16, 22.05, 32, 44.1, and 48kHz), along with a 2-channel analogue MUX and a single MIC amplifier input.

Bluetooth 5.4 support: Typical transmit power is +6dBm, with a receive sensitivity of -90.5dBm @ EDR, ensuring stable Bluetooth connectivity.

Rich peripheral interfaces: Features flexible GPIO pins, supporting GPIO wake-up or interrupt functionality, facilitating connectivity with other devices.

Compact package size: Utilises a QFN32 package, ideal for space-constrained applications.

Wide operating temperature range: Operating temperature range from -40°C to +85°C, storage temperature range from -65°C to +150°C, suitable for various environmental conditions.

Technical specifications  

CPU: RISC-V 32-bit, 125MHz, supports DSP instruction set.  

Memory: Built-in 4Mbits (512KB) Flash

Audio interface: 16-bit mono DAC and 16-bit mono ADC, supporting multiple sampling rates, high performance: audio DAC (96dB SNR), high-performance audio ADC (90dB SNR)  

Operating voltage: 2.4V to 5V  

Operating temperature: -40°C to +85°C  

Package type: QFN32  

Product applications

Bluetooth 5.3 Dual-Mode AI Smart Speaker; Bluetooth 5.3 Karaoke Box

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.