HF87711_VC1/HF87711Q_VC1¶
Multi-Channel PCM 768KHz/DSD512 USB HiFi Codec Supporting USB/I²S/2CH SPDIF Input and Output plus Microphone Input
HF87711_VC1/HF87711Q_VC1 is a USB multi-channel and multi-interface HiFi audio codec developed by Phaten on the A316-Mini-V1 module, supporting up to PCM 768kHz/DSD512 and designed specifically for HiFi audio decoding and microphone recording applications.
HF87711_VC1/HF87711Q_VC1 supports various standard audio interfaces including USB Audio Class 1.0/2.0, S/PDIF and I²S, providing multiple input/output modes: USB input/I²S output, S/PDIF input/I²S output, I²S (slave) input/I²S (master) output, USB input/S/PDIF output, and USB microphone input.
Model Difference
The HF87711Q_VC1 model supports MQA audio decoding, while the HF87711_VC1 model does not support this feature.
HF87711_VC1/HF87711Q_VC1 Datasheet A316-Mini-V1 Module Datasheet 
Purchase Samples
- Supports input and output sampling rates up to 768kHz
- Supports DSD64/128/256/512 formats
- HF87711Q_VC1 supports MQA decoding
- Built-in SSRC and ASRC modules, supporting conversion between different interfaces and different sampling rates
- Supports 16-32bit audio data formats
- Supports 2-channel S/PDIF input/output
- Supports microphone input
- Supports USB audio input/output
- Supports I²S slave mode audio input
- Supports I²S master mode audio output
- Supports S/PDIF audio input/output
- Supports UART configuration interface
- Supports microphone input interface
- Supports UAC 1.0
- Supports UAC 2.0
- Supports firmware upgrade via USB
- Supports HID, allows MCU firmware upgrade via HID
- Supports UAC 1.0 microphone input
- UAC 2.0 protocol, supports ASIO
- Supports multiple operating systems including Windows, Linux, Android, macOS and iOS
Normal Operating Conditions
| Function | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Operating Temperature | 0 | - | 70 | ℃ |
| 3.3V Operating Voltage | 3.0 | 3.3 | 3.6 | V |
| 1.8V Operating Voltage | 1.62 | 1.80 | 1.98 | V |
| 0.9V Operating Voltage | 0.855 | 0.90 | 0.945 | V |
Product Dimensions 13±0.1mm(L)X13±0.1mm(W)X0.8±0.1mm(H)
| Mode Number | Input/Output Mode | Description |
|---|---|---|
| 1 | USB(UAC2.0) in-I²S(Master) out | USB input, I²S output, UAC2.0, supports PCM 44.1-768kHz and DSD64-512 |
| 2 | USB(UAC1.0) in/out-I²S(Master) out/in | USB input/output, I²S output/input, UAC1.0, 48kHz |
| 3 | S/PDIF1 IN-I²S(Master) OUT | S/PDIF channel 1 input, I²S output, 44.1-192kHz |
| 4 | S/PDIF2 IN-I²S(Master) OUT | S/PDIF channel 2 input, I²S output, 44.1-192kHz |
| 5 | USB IN(UAC2.0)-SPDIF OUT | USB input, S/PDIF output, UAC2.0; input above 192kHz is converted to 192kHz output via SSRC |
| 6 | I²S(slave) in-I²S(Master) OUT | I²S slave mode input, I²S master mode output; built-in ASRC allows input devices to omit the master clock |
- USB HiFi Decoder
- USB HiFi Audio Interface
- USB HiFi Digital Player
- USB HiFi Microphone
Documentation and Tools¶
| Type | Title | Download |
|---|---|---|
| Datasheet | HF87711_VC1/HF87711Q_VC1 Datasheet | |
| Datasheet | A316-Mini-V1 Module Datasheet | |
| Reference Design | Docs pending | |
| Application Manual | Docs pending | |
| Product Configuration Protocol | XU316 USB HiFi Decoder Standard Product Configuration Protocol |
| Type | Description | Download |
|---|---|---|
| Debug Tools | Debug Tools | |
| Drivers | USB Drivers |