Low Latency Audio

ULL SoC for Seamless Wireless Audio

Designed for applications where audio timing is critical, Ultra-Low-Latency (ULL) audio SoCs enable real-time wireless sound transmission with minimal delay. Built on a high-performance multi-core architecture with dedicated audio DSP, these platforms ensure stable connectivity, fast audio processing, and precise audio-video synchronization. Supporting latest Bluetooth® audio technologies, they deliver reliable performance for latency-sensitive devices such as gaming headsets, TWS earbuds, wireless headphones, and multimedia audio systems, providing a smooth and responsive listening experience.

The SoC platform is built on a highly integrated Bluetooth® and audio SoC architecture designed to deliver high-performance wireless audio with ultra-low power consumption. Supporting Bluetooth BR/EDR/LE along with proprietary 2.4 GHz low-latency wireless protocols, it enables reliable and responsive audio transmission for modern connected audio devices. The heterogeneous processing architecture integrates multiple 32-bit RISC-V processors and a Cadence HiFi-5 DSP, providing the computational capability required for advanced audio processing while maintaining efficient power management.

Designed for flexibility and scalability, the architecture supports AI-assisted audio features such as Hybrid ANC, AI noise reduction, and multi-microphone processing, enabling premium sound quality and intelligent noise control. With flexible I/O interfaces and support for vendor or third-party algorithm integration, the platform allows developers to customize audio processing and system functionality. Combined with ultra-low-power operation, advanced sleep modes, and optimized RF performance. Live audio monitoring devices ensures reliable connectivity and extended battery life for next-generation wireless audio products.

Application: Wireless gaming headsets, Low-latency TWS earbuds for gaming, AR/VR headset audio systems, Live audio monitoring devices

Available Part Numbers

Part No. Protocol MCU-MHz SRAM (KB) Flash (KB) SPI I2C I2S GPIO UART USB ADC Voltage PKG NODE
T2M9517B40 Bluetooth LE 5.4, Bluetooth Classic, 2.4GHz Proprietary 96 256 1024 3 1 1 13 1 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN40 6x4 55nm
T2M9517C56 Bluetooth LE 5.4, Bluetooth Classic, 2.4GHz Proprietary 96 256 1024 3 1 1 28 1 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN56 7x7 55nm
T2M9517D56 Bluetooth LE 5.4, Bluetooth Classic, 2.4GHz Proprietary 96 256 2048 3 1 1 28 1 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN56 7x7 55nm
T2M9516A40 Bluetooth LE 5.4, Bluetooth Classic 96 256 2048 2 1 1 15 2 0 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN40 6x4 55nm
T2M9515A40 Bluetooth LE 5.4, Bluetooth Classic 96 256 1024 2 1 0 15 2 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN40 6x4 55nm
T2M9515R56 Bluetooth LE 5.4, Bluetooth Classic, 2.4GHz Proprietary 96 256 2048 3 1 1 28 1 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN56 7x7 55nm
T2M9511B56 Bluetooth LE 5.4, Bluetooth Classic 96 256 1024 4 1 1 40 2 1 14 1.8V ~ 4.3V, USB 4.5V ~ 5.5V QFN56 7x7 55nm
T2M9513E40 Bluetooth LE 5.4, Bluetooth Classic 96 256 1024 2 1 1 13 1 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN40 6x4 55nm
T2M9513B40 Bluetooth LE 5.4, Bluetooth Classic 96 256 1024 2 1 1 13 1 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN40 6x4 55nm
T2M7519H94 Bluetooth 5.4 (BR/EDR + BLE, LE Audio) 300MHZ/48MHz 768 upto 16 MB Yes Yes Yes 20 Yes 2 Yes 2.7 – 5.5 V 5 × 5 mm QFN94 40nm
T2M7514H94 Bluetooth 5.4 (BR/EDR + BLE, LE Audio) 300MHZ/48MHz 512 upto 16 MB Yes Yes Yes 18 Yes 2 Yes 2.7 – 5.5 V 5 × 5 mm QFN94 40nm
T2M9527B40 Bluetooth LE 6.0, Bluetooth Classic, Bluetooth Mesh, 2.4GHz Proprietary 96MHz 512 2048 3 2 2 13 2 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN40 6x4 55nm
T2M9527C56 Bluetooth LE 6.0, Bluetooth Classic, Bluetooth Mesh, 2.4GHz Proprietary 96MHz 512 2048 3 2 2 30 2 1 14 2.7V ~ 4.3V, USB 4.5V ~ 5.5V QFN56 7x7 55nm

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