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EVALUATION KIT CONTENTS

EVAL-SSM6515Z evaluation board
EVAL-ADUSB2EBZ
(USBi) communications adapter
USB cable with mini USB plug

DOCUMENTS NEEDED

SSM6515
data sheet

GENERAL DESCRIPTION

This user guide explains the design and setup of the EVAL-
SSM6515Z evaluation board.
The EVAL-SSM6515Z provides access to all analog and digital
inputs/outputs on the SSM6515.

EVALUATION BOARD PHOTOGRAPH

Analog Devices is in the process of updating documentation to provide terminology and language that is culturally appropriate. This is a process
with a wide scope and will be phased in as quickly as possible. Thank you for your patience.
PLEASE SEE THE LAST PAGE FOR AN IMPORTANT
WARNING AND LEGAL TERMS AND CONDITIONS.
Evaluating the SSM6515 Ultra Low Power, Class-D Audio Amplifier
User Guide | EVAL-SSM6515
The SSM6515 amplifier is controlled by Analog Devices, Inc.,
®
SigmaStudio
software, which interfaces to the EVAL-SSM6515Z
via a USB connection. The EVAL-SSM6515Z can be powered by
the USB bus or by a single 3.8 V to 5 V supply. These supplies are
regulated to the voltages required on the EVAL-SSM6515Z. The
printed circuit board (PCB) is a 4-layer design, with a ground plane
and a power plane on the inner layers. The EVAL-SSM6515Z con-
tains 0.1 in. pitch male headers for connecting to external speakers.
The minimum speaker load must be 8 Ω. The EVAL-SSM6515Z
consists of two SSM6515s for evaluating the stereo headphone
output.
For full details on the SSM6515, see the SSM6515 data sheet,
which must be consulted in conjunction with this user guide when
using the EVAL-SSM6515Z.
Figure 1.
UG-2030
Rev. 0 | 1 of 23

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Summary of Contents for Analog Devices EVAL-SSM6515

  • Page 1: Evaluation Kit Contents

    Figure 1. Analog Devices is in the process of updating documentation to provide terminology and language that is culturally appropriate. This is a process with a wide scope and will be phased in as quickly as possible. Thank you for your patience.
  • Page 2: Table Of Contents

    User Guide EVAL-SSM6515 TABLE OF CONTENTS Evaluation Kit Contents......... 1 Powering Up the EVAL-SSM6515Z....11 Documents Needed..........1 Power............... 11 General Description..........1 Using I C Control Mode........11 Evaluation Board Photograph........1 Using SigmaStudio with USBi for I C Control.. 11 Evaluation Board Block Diagram......3...
  • Page 3: Evaluation Board Block Diagram

    User Guide EVAL-SSM6515 EVALUATION BOARD BLOCK DIAGRAM Figure 2. EVAL-SSM6515Z Block Diagram analog.com Rev. 0 | 3 of 23...
  • Page 4: Hardware Description

    Description DC jack 5 V dc input Barrel jack that provides external power to the EVAL-SSM6515. J1 accepts a 3.8 V dc to 5 V dc input. Binding post Binding post used to connect the external 5 V supply to the EVAL-SSM6515.
  • Page 5 User Guide EVAL-SSM6515 HARDWARE DESCRIPTION Table 1. Connector and Jack Descriptions Reference Designator Type Functional Name Description Single pole double throw S/PDIF source select Select the optical S/PDIF input or coaxial S/PDIF input. (SPDT) slide switch Momentary switch S/PDIF reset button Push S4 to reset the S/PDIF receiver.
  • Page 6: Installing The Sigmastudio Software

    User Guide EVAL-SSM6515 INSTALLING THE SIGMASTUDIO SOFTWARE Download and install the latest version of SigmaStudio by complet- ing the following steps: ® 1. Install the latest version of the Microsoft .NET framework if it is not already installed on the PC. The latest version of the .NET framework can be downloaded from the Microsoft website.
  • Page 7: Adding The Dll File

    The USBi drivers are now installed. Leave the USBi connected to 2. In the Windows Device Manager, under the Universal Serial the PC. Bus controllers section, check that Analog Devices USBi (programmed) appears as shown in Figure Using Windows 7 or Windows Vista After connecting the USBi to the USB 2.0 port, Windows 7 or...
  • Page 8: Setting Up Sigmastudio

    User Guide EVAL-SSM6515 INSTALLING THE SIGMASTUDIO SOFTWARE SETTING UP SIGMASTUDIO Start SigmaStudio by double clicking the shortcut on the desktop. Click File and then click New Project, or press Ctrl + N to create a new project, as shown in Figure 12.
  • Page 9 User Guide EVAL-SSM6515 INSTALLING THE SIGMASTUDIO SOFTWARE To use the USBi with SigmaStudio, select USBi from the Commu- Add two SSM6515s from the Tree ToolBox to the Hardware nication Channels list of the Tree Toolbox (see Figure 14), and Configuration tab by selecting SSM6515 from the Processors drag it to the right to add it to the project space.
  • Page 10: Setting Up The Evaluation Board

    User Guide EVAL-SSM6515 SETTING UP THE EVALUATION BOARD To use the on-board S/PDIF receiver I S input, insert jumpers for DEFAULT SWITCH AND JUMPER SETTINGS (S/ J13 as shown in Figure PDIF INPUT, I C MODE) The EVAL-SSM6515Z consists of two SSM6515s for stereo head- phone output.
  • Page 11: Powering Up The Eval-Ssm6515Z

    User Guide EVAL-SSM6515 SETTING UP THE EVALUATION BOARD Table 3. I C or Standalone Mode Selection, AMP1 Parameter C Device Address J24, J25 C Mode 0x34 Installed Installed C Mode 0x35 Installed Open C Mode 0x36 Installed Open Open C Mode...
  • Page 12 User Guide EVAL-SSM6515 SETTING UP THE EVALUATION BOARD 3. Click the Control/Status tab. Click Software Master Power- are provided. The amplifier outputs the audio at J38 (AMP1) down to select Normal to turn on the amplifier if the I S clocks and J40 (AMP2).
  • Page 13: External I S Input, I C Mode

    User Guide EVAL-SSM6515 SETTING UP THE EVALUATION BOARD Figure 23. Control/Status Tab EXTERNAL I S INPUT, I C MODE DEFAULT SWITCH AND JUMPER SETTINGS (PDM INPUT, I C MODE) If using the external I S input, the only change needed is for J13.
  • Page 14: Default Switch And Jumper Settings (S/ Pdif Input, Standalone Mode)

    User Guide EVAL-SSM6515 SETTING UP THE EVALUATION BOARD Figure 25. PDM Configuration Configure J13 accordingly. If using the on board S/PDIF receiver DEFAULT SWITCH AND JUMPER SETTINGS (S/ S input, insert the jumpers as shown in Figure 18. If using the...
  • Page 15: Evaluation Board Schematics And Artwork

    User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 26. EVAL-SSM6515Z Schematic: Block Diagram (HP Is Headphone) analog.com Rev. 0 | 15 of 23...
  • Page 16 User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 27. EVAL-SSM6515Z Schematic Page 1 analog.com Rev. 0 | 16 of 23...
  • Page 17 User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 28. EVAL-SSM6515Z Schematic Page 2 analog.com Rev. 0 | 17 of 23...
  • Page 18 User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 29. EVAL-SSM6515Z Layout: Top Assembly Figure 30. EVAL-SSM6515Z Layout: Top Copper analog.com Rev. 0 | 18 of 23...
  • Page 19 User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 31. EVAL-SSM6515Z Layout: Ground Plane Figure 32. EVAL-SSM6515Z Layout: Power Plane analog.com Rev. 0 | 19 of 23...
  • Page 20 User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 33. EVAL-SSM6515Z Layout: Bottom Copper analog.com Rev. 0 | 20 of 23...
  • Page 21 User Guide EVAL-SSM6515 EVALUATION BOARD SCHEMATICS AND ARTWORK Figure 34. EVAL-SSM6515Z Layout: Fab Drawing analog.com Rev. 0 | 21 of 23...
  • Page 22: Ordering Information

    User Guide EVAL-SSM6515 ORDERING INFORMATION BILL OF MATERIALS Table 6. Qty Reference Description Vendor Vendor Order Number C1, C10, C32 Multilayer ceramic capacitors, 1 μF, 16 V, X7R, 0603 Digi-Key 490-3900-1-ND/445-1604-2-ND C2, C19 Multilayer ceramic capacitors, 1 nF, 50 V, NP0, 0402...
  • Page 23 Evaluation Board until you have read and agreed to the Agreement. Your use of the Evaluation Board shall signify your acceptance of the Agreement. This Agreement is made by and between you (“Customer”) and Analog Devices, Inc. (“ADI”), with its principal place of business at Subject to the terms and conditions of the Agreement, ADI hereby grants to Customer a free, limited, personal, temporary, non-exclusive, non-sublicensable, non-transferable license to use the Evaluation Board FOR EVALUATION PURPOSES ONLY.

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