151 lines
8.2 KiB
Markdown
151 lines
8.2 KiB
Markdown
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# A316-Codec-V1 USB Microphone Module Specification
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--8<-- "common/phaten_xmos_support_img.md"
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<div class="result" markdown>
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{align=right width=250 style="transform: rotate(90deg); margin-top: 200px;"}
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<!-- <img src="/assets/images/hifi_audio/a316_codec_v1.png" alt="A316-Codec-V1 USB Multi-Channel Audio Decoder Module" style="transform: rotate(90deg); width: 250px; float: right; margin-top: 200px;" /> -->
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## 1. Product Introduction
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### 1.1 Product Description
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- The A316-Codec-V1 is a module designed specifically for USB microphone applications, integrating the XMOS XU316 processor and the high-performance 88L21 audio codec, providing excellent audio processing capabilities.
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- The module features a high-precision DC-DC power circuit that outputs 3.3V, 1.8V, and 0.9V to power the XU316, requiring only a 5V external power input, which greatly simplifies the design complexity of the application board.
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- The module supports external single-ended and differential microphone inputs, and provides stereo audio output, suitable for various audio recording and playback application scenarios.
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- The module is equipped with 16Mbit Flash memory for storing audio firmware and system configurations, with support for firmware upgrade functionality.
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- It provides a USB 2.0 interface, supporting both full-speed and high-speed modes, implementing USB Audio device functionality, compatible with various operating systems.
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</div>
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### 1.2 Product Features
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- **USB Interface Features**
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- USB 2.0 (Full-speed and High-speed modes)
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- USB Audio Class 1.0/2.0 support
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- USB Firmware Upgrade (DFU) functionality
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- USB MIDI Device Class 1.0 support
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- Asynchronous transfer mode, reducing clock jitter
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- **Audio Input/Output Capabilities**
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- Integrated NAU88L21 high-performance audio codec
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- Support for single-ended and differential microphone inputs
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- High-quality stereo audio output
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- Built-in microphone preamplifier
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- Support for multiple audio interface specifications
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- 48KHz/24bit high-quality audio sampling
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- **AI Noise Reduction**
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- Elimination of various steady-state and non-steady-state noise
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- Removal of microphone button sounds, keyboard sounds, footsteps, and other background noise
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- High-fidelity voice output
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- **System Compatibility**
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- Support for multiple operating systems including Windows, Linux, Android, macOS, and iOS
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- Plug-and-play, no additional drivers required (UAC 2.0 compatible systems)
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- Suitable for conference systems, gaming headsets, professional recording equipment, and other applications
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### 1.3 Product Block Diagram
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<figure markdown="span">
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{width="600"}
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<figcaption></figcaption>
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</figure>
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### 1.4 Specifications
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| Specification Item | Description |
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|:-----------------------|:---------------------------------|
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| Product Name | A316-Codec-V1 |
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| Product Description | USB Microphone and Audio I/O Module |
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| Core Processor | XMOS XU316-1024-QF60BC24 |
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| Audio Codec | NAU88L21 High-Performance Codec |
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| Package Type | Compatible with SMT and Pin Header |
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| Environmental Standard | RoHS Compliant |
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### 1.5 Absolute Electrical Parameters
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| Parameter | Min | Max | Unit |
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|:-------------------------------------------|:-----:|:-----:|:----:|
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| Storage Temperature | -40 | 125 | °C |
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| Supply Voltage | -0.5 | 5.5 | V |
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| ESD Voltage (Human Body Model) TAMB-25°C | -2 | 2 | KV |
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| ESD Voltage (Machine Model) TAMB-25°C | -500 | 500 | V |
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### 1.6 Normal Operating Conditions
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| Function | Min | Typical | Max | Unit |
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|:---------------------|:-----:|:-------:|:-----:|:----:|
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| Operating Temperature| 0 | - | 70 | °C |
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| Operating Voltage (Module Input) | 4.75 | 5.0 | 5.25 | V |
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### 1.7 Operating Current
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| Operating Status | Average | Peak | Unit |
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|:-----------------|:-------:|:----:|:----:|
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| Active@5.0V | 100 | 150 | mA |
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## 2. Pin Definition
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### 2.1 Pin Layout
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<figure markdown="span">
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{width=600}
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<figcaption></figcaption>
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</figure>
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### 2.2 Pin Description
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| Pin No. | Name | Type | Function |
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|:-------:|:----------|:------|:---------------------------------|
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| 1 | VBUS | P | 5V Power Input |
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| 2 | GND | P | Module Ground |
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| 3 | 1V8_O | O | 1.8V Power Output (Debug Only) |
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| 4 | TDI | I | XTAG Debug PIN |
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| 5 | TDO | O | XTAG Debug PIN |
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| 6 | RST | I | System Reset, Active Low (Internal Pull-up) |
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| 7 | TMS | I/O | XTAG Debug PIN |
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| 8 | TCK | I | XTAG Debug PIN |
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| 9 | X1D22 | I/O | Multi-function GPIO |
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| 10 | 3V3_O | O | 3.3V Power Output (Debug Only) |
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| 11 | DM | I/O | USB Data Negative |
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| 12 | DP | I/O | USB Data Positive |
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| 13 | VBUS | P | 5V Power Input |
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| 14 | GND | P | Module Ground |
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| 15 | GND | P | Module Ground |
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| 16 | VBUS | P | 5V Power Input |
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| 17 | HP_R | O | Headphone Right Channel Output |
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| 18 | HP_L | O | Headphone Left Channel Output |
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| 19 | X0D33 | I/O | Multi-function GPIO |
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| 20 | X0D32 | I/O | Multi-function GPIO |
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| 21 | X0D31 | I/O | Multi-function GPIO |
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| 22 | X0D30 | I/O | Multi-function GPIO |
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| 23 | X0D43 | I/O | Multi-function GPIO |
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| 24 | X0D41 | I/O | Multi-function GPIO |
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| 25 | X0D42 | I/O | Multi-function GPIO |
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| 26 | MIC_BIAS | O | Microphone Bias Voltage Output |
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| 27 | MIC_P | I | Microphone Positive Input |
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| 28 | MIC_N | I | Microphone Negative Input |
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*Note: I/O type definitions: I=Input, O=Output, P=Power, I/O=Input/Output*
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## 3. Module Dimensions and PCB Package Layout
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### 3.1 Module Dimensions
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PCB Dimensions: 18.0±0.2(L)X35.16±0.2(W)X1.0±0.1(H) mm
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### 3.2 Module Package Layout
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<figure markdown="span">
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{width=600}
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<figcaption></figcaption>
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</figure>
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## 4. Typical Application Schematic
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<figure markdown="span">
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{width=600}
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<figcaption></figcaption>
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</figure>
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This schematic shows the typical connection method of the A316-Codec-V1 module in USB microphone applications. The module connects to a host device (such as a computer or mobile phone) via USB interface, enabling bidirectional digital audio transmission. Externally, only a 5V power input is needed, with the module's internal DC-DC power management circuit automatically converting to the working voltages required by the XU316 and 88L21. The microphone input port supports connection to single-ended or differential microphones, and the stereo output can connect to headphones. The integrated high-performance codec ensures audio quality while simplifying external circuit design.
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## 5. Product Packaging Information
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Tray + Outer Box Packaging
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## 6. Recommended Reflow Soldering Temperature Profile
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<figure markdown="span">
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{width=600}
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<figcaption></figcaption>
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</figure>
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