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HF87611_VB1/hf87611Q_VB1

Multi-Channel USB HiFi Decoder Supporting USB/I2S/SPDIF Input and I2S/SPDIF Output

HF87611_VB1/hf87611Q_VB1 Block Diagram HF87611_VB1/hf87611Q_VB1 is a USB multi-channel and multi-interface HiFi audio decoder developed based on the A316-1926-V1 module, supporting up to PCM 768KHz/DSD512, specifically designed for HiFi decoder audio applications.

HF87611_VB1/hf87611Q_VB1 supports multiple standard audio formats, including USB Audio Class 1.0/2.0, S/PDIF, optical, HDMI ARC, and I²S interfaces. The flexible audio interfaces allow HF87611_VB1 to connect to various audio data converters, digital audio receivers and transmitters, and digital signal processors.

Compatible with AES3, S/PDIF, IEC 60958, and EIAJ CP-1201 digital audio interfaces.

HF87611_VB1/hf87611Q_VB1 provides various input and output modes, including USB input/I²S output, S/PDIF input/I²S output, I²S(slave) input/I²S(master) output, and USB input/S/PDIF output, meeting the requirements of different application scenarios.

HF87611_VB1/hf87611Q_VB1 Datasheet A316-1926-V1 Module Datasheet 🛒 Purchase Samples

  • Supports input and output sampling rates up to 768kHz
  • Supports DSD64/128/256/512 formats
  • Supports MQA (HF87611Q_VB1 model supports)
  • Built-in SSRC and ASRC modules, supporting conversion between different interfaces and sampling rates
    • SSRC specifications: THD+N (@1kHz, 0dBFs) < -130dB, SNR: > 140dB
    • ASRC specifications: THD+N (@1kHz, 0dBFs) < -130dB, SNR: > 135dB
  • Supports 16-32bit audio data formats
  • Supports three S/PDIF inputs/outputs
  • Supports USB audio input
  • Supports I²S slave mode audio input
  • Supports I²S master mode audio output
  • Supports S/PDIF audio input/output
  • Supports UART configuration interface
  • Supports UAC 1.0
  • Supports UAC 2.0
  • Supports firmware upgrade via USB
  • Supports HID, allowing MCU firmware upgrade via HID
  • UAC 2.0 protocol, supports ASIO
  • Supports multiple operating systems, such as Windows, Linux, Android, macOS, and iOS
Item Value
Hardware Module Model A316-1926-V1
Operating Voltage 3.3V
Operating Temperature -20°C ~ 85°C
Flash Size 16M Bytes
Active Crystal 48.152MHz/49.152MHz
Dimensions 19mm x 26mm

A316-1926-V1 Module

Mode Number Input/Output Mode Description
1 USB(UAC2.0) in-I²S(Master) out USB input, I²S output, UAC2.0
2 USB(UAC1.0) in-I²S(Master) out USB input, I²S output, UAC1.0
3 S/PDIF1 IN-I²S(Master) OUT S/PDIF channel 1 input, I²S output
4 S/PDIF2 IN-I²S(Master) OUT S/PDIF channel 2 input, I²S output
5 USB IN(UAC2.0)-SPDIF OUT USB input, S/PDIF output, UAC2.0
6 I²S(slave) in-I²S(Master) OUT I²S slave mode input, I²S output
  • USB HiFi Decoder
  • USB HiFi Audio Interface
  • USB HiFi Digital Player
Type Title Download
Datasheet HF87611-VC1 Datasheet []
Datasheet A316-1926-V1 Module Datasheet []
Reference Design []
Application Manual []
Product Configuration Protocol XU316 USB HiFi Decoder Standard Product Configuration Protocol []
Type Description Download
Debugging Tools Debugging Tools
Drivers USB Drivers

  • A316-HF-DAC-V1 USB Desktop High-Definition Audio Decoder Evaluation Board

    Used to evaluate the performance of the HF87611_VB1 module in HiFi audio applications, providing various input/output interfaces and software deployment tools

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  • USB Desktop HiFi Audio Decoder Solution

    USB HiFi audio decoder solution based on the HF87611_VB1 module, supporting multi-channel high-resolution audio processing

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