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Hardware Overview

www.ti.com

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TAS5766MDCAEVM Schematic (Page 1 of 2)

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TAS5766MDCAEVM Schematic (Page 2 of 2)

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List of Tables

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TAS5766MDCAEVM Bill of Materials

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Hardware Overview

The TAS5766MDCAEVM showcases the latest TI digital input class D closed loop amplifier. The
TAS5766M is an I2S or TDM input class D amplifier with PurePath Smart Amp. The EVM is used in
conjunction with the PurePath Console Motherboard (PPCMB). The PVDD supply is provided via the
TAS5766MDCAEVM and is regulated to 5 VDC and 3.3 VDC on the PPCMB. The PPCMB provides the
I2S, I2C and 3.3 VDC to the TAS5766MDCAEVM.

Figure 1. PPCMB and TAS5766MDCAEVM

1.1

TAS5766MDCAEVM Features

GUI control via USB port

Stereo channels with I2S or TDM

PurePath is a trademark of Texas Instruments.
Microsoft, Windows Media, Windows are registered trademarks of Microsoft Corporation.

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TAS5766MDCAEVM

SLOU382 – June 2014

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Copyright © 2014, Texas Instruments Incorporated

Summary of Contents for TAS5766MDCAEVM

Page 1: ...2 1 Hardware Setup 4 2 2 Software Installation 5 3 Using the PurePath Console with the TAS5766MDCAEVM Board 6 3 1 TAS5766M Main Tab 6 3 2 TAS5766M Block Diagram Tab 7 3 3 Pop Up Windows 8 3 4 Direct I...

Page 2: ...unction with the PurePath Console Motherboard PPCMB The PVDD supply is provided via the TAS5766MDCAEVM and is regulated to 5 VDC and 3 3 VDC on the PPCMB The PPCMB provides the I2S I2C and 3 3 VDC to...

Page 3: ...a input is selected the PPC automatically sends appropriate scripts to the device in use 1 3 TAS5766MDCAEVM Detailed Operations Upon power on the PPCMB uses USB audio input default The I2S signals LRC...

Page 4: ...ble A USB micro type B cable Audio source This can be a DVD player with the appropriate SPDIF cable or Windows Media Player from Windows XP or Windows 7 Setup procedure Plug in the USB cable from the...

Page 5: ...ath Console Choose Target The Target Selection window is displayed select TAS5766M Smart Amplifier as shown in Figure 4 Figure 4 Target Selection List If the device is not listed in the Target Selecti...

Page 6: ...s the source of I2S data On the PPCMB the USB blue LED is on the green LEDs for 3 3 V and 5 V are on On the PPC the green LED on the bottom left corner is on 3 Using the PurePath Console with the TAS5...

Page 7: ...rated in Figure 7 shows the device major blocks Some of the blocks are selectable When a block is selected double click it shows pop up settings for the particular setting Figure 7 TAS5766M Block Diag...

Page 8: ...M there are several settings that are done via I2C The GUI facilitates these settings seamlessly using the pop up windows seen in Figure 8 and Figure 9 Figure 8 Smart Amplifier GUI Pop Up 8 TAS5766MDC...

Page 9: ...ti com Using the PurePath Console with the TAS5766MDCAEVM Board Figure 9 Biquad Block Pop up 9 SLOU382 June 2014 TAS5766MDCAEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorpora...

Page 10: ...et On the Direct I2 C Read Write box enter a valid I2 C register for read and type in both valid register and data for write Figure 10 Direct I2 C Access 3 5 Device Registers Tab Figure 11 shows the c...

Page 11: ...1 TAS5766MDCAEVM Board Layouts Figure 12 and Figure 13 illustrate the board layouts for the EVM Figure 12 TAS5766MDCAEVM Top Composite Assembly Figure 13 TAS5766MDCAEVM Bottom Composite Assembly 11 S...

Page 12: ...K0FKED VISHAY 7 R1 R4 R7 R20 R21 R22 RESISTOR SMD0402 10 0K OHMS 1 1 16W ROHS R23 12 ERJ 2RKF1003X PANASONIC 2 R2 R5 RESISTOR SMD0402 THICK FILM 100K OHMS 1 16W 1 ROHS 12a ERJ 2RKF1003X PANASONIC 0 R6...

Page 13: ...50V GND C17 220ufd 50V C11 0 22ufd 50V GND 10 0K R4 R1 10 0K GND GND 3 3V GND GND C5 1 0ufd 50V 3 3V GND R3 20 0K 0 22ufd 50V C2 R2 100K GND GND PVDD R6 100K R5 100K C7 1 0ufd 50V C9 1 0ufd 50V 1 0ufd...

Page 14: ...5 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 J1 J4 J5 10 0K R15 GND 3 3V 1 0ufd 10V C27 R12 10 0K R14 10 0K U2 24LC256 I...

Page 15: ...ing the warranty period to the address designated by TI and that are determined by TI not to conform to such warranty If TI elects to repair or replace such EVM TI shall have a reasonable time to repa...

Page 16: ...transmitter has been approved by Industry Canada to operate with the antenna types listed in the user guide with the maximum permissible gain and required antenna impedance for each antenna type indic...

Page 17: ...ified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors current sens...

Page 18: ...REMOVAL OR REINSTALLATION ANCILLARY COSTS TO THE PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES RETESTING OUTSIDE COMPUTER TIME LABOR COSTS LOSS OF GOODWILL LOSS OF PROFITS LOSS OF SAVINGS LOSS OF USE L...

Page 19: ...sponsible for compliance with all legal regulatory and safety related requirements concerning its products and any use of TI components in its applications notwithstanding any applications related inf...

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