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A316-Mini-1 USB Module Specification

A316-Mini-1 USB Module

1. Product Introduction

1.1 Product Description

  • The A316-Mini-1 is a USB module utilizing XMOS XU316-1024-QF60BC24 chip. The module integrates a 24MHz crystal required by the XU316 and a 16Mbit Flash for storing firmware.
  • The A316-Mini-1 provides a USB 2.0 interface compatible with both full-speed and high-speed standards. In USB 2.0 asynchronous mode, it supports sampling rates up to 768 kHz.
  • With different firmware configurations, the A316-Mini-1 can process up to 6 channels of SPDIF audio and 2 channels of I2S audio signals, meeting various application requirements.

1.2 Product Features

  • USB Interface Features
    • USB 2.0 (Full-speed and High-speed)
    • USB Audio Class 1.0
    • USB Audio Class 2.0
    • USB Firmware Upgrade (DFU)
    • USB Midi Device Class 1.0
  • Supported Audio Protocols
    • I2S/TDM
    • S/PDIF (Optical/Coaxial)
    • Direct Stream Digital (DSD)
    • ADAT
  • Supported Sampling Rates
    • PCM: 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz, 705.6kHz, 768KHz
    • DSD: DSD 64, DSD 128, DSD 256, DSD 512
    • DOP: DOP 64, DOP 128, DOP 256
  • System Compatibility
    • UAC 2.0 protocol, ASIO support, compatible with multiple operating systems including Windows, Linux, Android, macOS, and iOS

1.3 Product Block Diagram

A316-Mini-1 Block Diagram

1.4 Specifications

Item Description
Product Name A316-Mini-1
Product Description USB Module
Package Type SMT LGA
Environmental Compliance All hardware components fully comply with EU RoHS directive

1.5 Absolute Maximum Ratings

Parameter Min Max Unit
Storage Temperature -40 125 °C
Supply Voltage -0.5 3.63 V
1.8V Supply Voltage -0.5 1.98 V
0.9V Supply Voltage -0.5 1.05 V
ESD Voltage (Human Body Model) TAMB-25°C -2 2 kV
ESD Voltage (Machine Model) TAMB-25°C -500 500 V

1.6 Operating Conditions

Parameter Min Typical Max Unit
Operating Temperature 0 - 70 °C
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

1.7 Operating Current

Operating State Average Peak Unit
Active@3.3V 7 25 mA
Active@1.8V 30 36 mA
Active@0.9V 300 1000 mA

2. Pin Definitions

2.1 Pin Layout

A316-Mini-1 Pin Layout

2.2 Pin Descriptions

Module Pin No. Name Type Function
1 3.3V P 3.3V Power Supply
2 X1D13 I/O Multifunction GPIO, refer to PortMap for specific functions
3 X1D16 I/O Multifunction GPIO, refer to PortMap for specific functions
4 GND P Ground
5 X1D17 I/O Multifunction GPIO, refer to PortMap for specific functions
6 X1D18 I/O Multifunction GPIO, refer to PortMap for specific functions
7 X1D19 I/O Multifunction GPIO, refer to PortMap for specific functions
8 X1D22 I/O Multifunction GPIO, refer to PortMap for specific functions
9 X0D29 I/O Multifunction GPIO, refer to PortMap for specific functions
10 X0D35 I/O Multifunction GPIO, refer to PortMap for specific functions
11 X0D36 I/O Multifunction GPIO, refer to PortMap for specific functions
12 X0D37 I/O Multifunction GPIO, refer to PortMap for specific functions
13 X0D38 I/O Multifunction GPIO, refer to PortMap for specific functions
14 X0D40 I/O Multifunction GPIO, refer to PortMap for specific functions
15 X0D39 I/O Multifunction GPIO, refer to PortMap for specific functions
16 X0D42 I/O Multifunction GPIO, refer to PortMap for specific functions
17 X0D41 I/O Multifunction GPIO, refer to PortMap for specific functions
18 X0D43 I/O Multifunction GPIO, refer to PortMap for specific functions
19 X1D34 I/O Multifunction GPIO, refer to PortMap for specific functions
20 GND P Ground
21 X0D30 I/O Multifunction GPIO, refer to PortMap for specific functions
22 X0D31 I/O Multifunction GPIO, refer to PortMap for specific functions
23 X0D32 I/O Multifunction GPIO, refer to PortMap for specific functions
24 X0D32 I/O Multifunction GPIO, refer to PortMap for specific functions
25 GND P Ground
26 GND P Ground
27 GND P Ground
28 X0D00 I/O Multifunction GPIO, refer to PortMap for specific functions
29 X0D11 I/O Multifunction GPIO, refer to PortMap for specific functions
30 X1D00 I/O Multifunction GPIO, refer to PortMap for specific functions
31 X1D01 I/O Multifunction GPIO, refer to PortMap for specific functions
32 GND P Ground
33 X1D09 I/O Multifunction GPIO, refer to PortMap for specific functions
34 X1D10 I/O Multifunction GPIO, refer to PortMap for specific functions
35 X1D11 I/O Multifunction GPIO, refer to PortMap for specific functions
36 GND P Ground
37 GND P Ground
38 TDI I/O Multifunction GPIO, refer to PortMap for specific functions
39 TDO I/O Multifunction GPIO, refer to PortMap for specific functions
40 TMS I/O Multifunction GPIO, refer to PortMap for specific functions
41 TCK I/O Multifunction GPIO, refer to PortMap for specific functions
42 RST_N I/O Multifunction GPIO, refer to PortMap for specific functions
43 1.8V P 1.8V Power Supply
44 GND P Ground
45 USB_DM I/O USB_DM
46 USB_DP I/O USB_DP
47 GND P Ground
48 0.9V P 0.9V Power Supply
49 GND P Ground
50 GND P Ground
51 GND P Ground
52 GND P Ground

3. Module Dimensions and PCB Package

3.1 Module Dimensions

PCB Dimensions: 13±0.1(L)×13±0.1(W)×0.8±0.1(H) mm

3.2 Package Drawing

A316-Mini-1 Package Drawing

4. Product Packaging Information

Tray + Outer Box Packaging

Recommended Reflow Soldering Temperature Profile