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Texas Instruments TAS5766MRMTEVM, User Manual

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Texas Instruments TAS5766MRMTEVM User Manual Download Page 2

Hardware Overview

www.ti.com

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TAS5766MRMTEVM Copper Layer 3

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TAS5766MRMT Bottom Copper

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TAS5766MRMTEVM Schematic (Page 1 of 3)

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TAS5766MRMTEVM Schematic (Page 2 of 3)

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TAS5766MRMTEVM Schematic (Page 3 of 3)

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List of Tables

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TAS5766MRMTEVM Bill of Materials

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1

Hardware Overview

The TAS5766MRMTEVM showcases the latest TI digital input class D closed loop amplifier. The
TAS5766MRMT 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
TAS5766MRMTEVM 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 TAS5766MRMTEVM.

Figure 1. PPCMB and TAS5766MRMTEVM

1.1

TAS5766MRMTEVM Features

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GUI control via USB port

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Dual stereo channels or 2.1 system with I2S input or TDM

PurePath is a trademark of Texas Instruments.
Microsoft, Windows Media, Windows are registered trademarks of Microsoft Corporation.
All other trademarks are the property of their respective owners.

2

TAS5766MRMTEVM

SLOU387 – June 2014

Submit Documentation Feedback

Copyright © 2014, Texas Instruments Incorporated

           

Summary of Contents for TAS5766MRMTEVM

Page 1: ... 4 2 1 TAS5766MRMTEVM Setup 4 2 2 Software Installation 5 3 Using the PurePath Console with the TAS5766MRMTEVM Board 6 3 1 TAS5766M Main Tab 6 3 2 TAS5766M Block Diagram Tab 7 3 3 Pop Up Windows 8 3 4 Direct I2 C Access Tab 10 3 5 Device Registers Tab 10 4 Board Layouts Bill of Materials and Schematics 11 4 1 TAS5766MRMTEVM Board Layouts 11 4 2 Bill of Materials 13 4 3 TAS5766MRMTEVM Schematic 14 ...

Page 2: ... used in conjunction with the PurePath Console Motherboard PPCMB The PVDD supply is provided via the TAS5766MRMTEVM 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 TAS5766MRMTEVM Figure 1 PPCMB and TAS5766MRMTEVM 1 1 TAS5766MRMTEVM Features GUI control via USB port Dual stereo channels or 2 1 system with I2S input or TDM PurePath is a trademark ...

Page 3: ...data input is selected the PPC automatically sends appropriate scripts to the device in use 1 3 TAS5766MRMTEVM Detailed Operations Upon power on the PPCMB uses USB audio input default The I2S signals LRCLK SCLK SDIN and MCLK come from the TAS1020B Microsoft Windows Media Player can stream audio The TAS1020B enumerates as the following device on the Microsoft Windows operating system USB audio USB ...

Page 4: ...eakers and cable 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 PC to the PPCMB the USB Lock LED blue is illuminated Connect the PPCMB to the TAS5766MRMTEVM Connect the PSU to TAS5766MRMTEVM and turn on the power 5 V and 3 3 V LEDs are illuminated If ...

Page 5: ...urePath Console Choose Target The Target Selection window is displayed select TAS5766 Dual Smart Amplifier as shown in Figure 4 Figure 4 Target Selection List If the device is not listed in the Target Selection list click on Add Target and Windows Explorer displays Navigate to the folder containing the target ppc files plugins and choose the DUT Make sure that the plugin has the same version and r...

Page 6: ...is 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 TAS5766MRMTEVM Board The TAS5766MRMTEVM is initialized upon PurePath Console startup Audio is streaming to the speakers if Windows Media or similar program is playing and USB AudioEVM is selected in the ...

Page 7: ...TAS5766M Block Diagram tab showing 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 Diagram 7 SLOU387 June 2014 TAS5766MRMTEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 8: ...6M 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 TAS5766MRMTEVM SLOU387 June 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 9: ... ti com Using the PurePath Console with the TAS5766MRMTEVM Board Figure 9 Biquad Block Pop up 9 SLOU387 June 2014 TAS5766MRMTEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 10: ...Set 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 current I2 C registers values hexadecimal and decimal in the TAS5766 Figure 11 Device Registers Tab 10 TAS5766MRMTEVM SLOU387 June 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments I...

Page 11: ...VM Board Layouts Figure 12 through Figure 14 illustrate the board layouts for the EVM Figure 12 TAS5766MRMTEVM Top Composite Assembly Figure 13 TAS5766MRMTEVM Copper Layer 2 Figure 14 TAS5766MRMTEVM Copper Layer 3 11 SLOU387 June 2014 TAS5766MRMTEVM Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 12: ...ard Layouts Bill of Materials and Schematics www ti com Figure 15 TAS5766MRMT Bottom Copper 12 TAS5766MRMTEVM SLOU387 June 2014 Submit Documentation Feedback Copyright 2014 Texas Instruments Incorporated ...

Page 13: ...10 OHMS 1 16W 1 ROHS 18 ERJ 3GEYJ3R3V PANASONIC 4 R11 R12 R13 RESISTOR SMD0603 3 3 OHMS 5 1 10W ROHS 20 ERJ 8GEY0R00V PANASONIC 1 R31 RESISTOR SMD1206 0 0 OHM 5 1 4W ROHS 21 A7503AY 4R7M TOKO 4 L1 L2 L3 L4 INDUCTOR SERIES 11RHBP A7503AY 4 7uH 5 1A ROHS 22 CIS21P300NE SAMSUNG 4 L5 L6 L7 L8 FERRITE BEAD 30 Ohms 6A 100MHz SM0805 ROHS 23 B2PS VH LF SN JST 4 1LEFT 2LEFT 1RIGHT 2RIGHT JACK JST VH RA 2 P...

Page 14: ... 48 20 22 21 23 24 17 19 15 16 18 25 26 27 28 29 30 31 32 33 34 35 36 37 38 1 3 2 11 8 6 5 4 7 10 9 12 13 14 GND U1 TAS5766MRMT PowerPAD GND GND GP1A GP2A GP3A 3 3V R5 10 0k 3 3V 10 0k R3 ADDR 0x98 FROM INPUT CONNECTOR TO OUTPUT CONNECTORS STUFF OPTION DNP DNP DNP Board Layouts Bill of Materials and Schematics www ti com Table 1 TAS5766MRMTEVM Bill of Materials continued Item MFR Part Num MFR QTY ...

Page 15: ...D GND R25 10 R20 10 R19 10 C50 0 01uF 50V C51 0 01uF 50V C52 0 01uF 50V C49 0 01uF 50V R28 3 3 R29 3 3 R27 3 3 R30 3 3 R15 100k R16 20 0k GND TAS5766MRMT U2 PowerPAD 3 3V GND GND C28 1 0uF 50V GND TAS5766MRMT U2 43 40 41 42 39 47 44 45 46 48 20 22 21 23 24 17 19 15 16 18 25 26 27 28 29 30 31 32 33 34 35 36 37 38 1 3 2 11 8 6 5 4 7 10 9 12 13 14 GND GND GND GND 3 3V GND GND 3 3V GND GND GP1B GP2B G...

Page 16: ...24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 L GND PVDD GND 10 0k R35 GND 3 3V 1 0ufd 10V C53 10 0k R32 10 0k R34 8 7 6 5 4 3 2 1 24LC256 I MS U3 GND 10 0k R33 3 3V GND 3 3V GND PVDD 0 0 R31 1 2 JST VH2 2RIGHT 1 2 JST VH2 2LEFT 470ufd 50V C54 GND GND GND GND GND GND GND GND CCB GPIO4 CCB GPIO3 CCB GPIO1 CCB GPIO2 CCB GPIO8 TAS5766MRMT ANALOG OUTPUTS GPIO3B MAIN ...

Page 17: ...ring 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 repair such EVM or provide replacements Repaired EVMs shall be warranted for the remainder of the original warranty period Replaced EVMs shall be warranted for a new full ninety 90 day warranty period 3 ...

Page 18: ... 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 indicated Antenna types not included in this list having a gain greater than the maximum gain indicated for that type are strictly prohibited for use with this device Concernant les EVMs avec antennes détachables Conformément à la rég...

Page 19: ... connecting any load to the EVM output If there is uncertainty as to the load specification please contact a TI field representative During normal operation even with the inputs and outputs kept within the specified allowable ranges some circuit components may have elevated case temperatures These components include but are not limited to linear regulators switching transistors pass transistors cu...

Page 20: ...F 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 LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN ONE YEAR AFTER THE RELATED CAUSE OF ACTION HAS OCCURRED 8 2 Specific Limitations IN NO EVENT SHALL T...

Page 21: ...esponsible 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 information or support that may be provided by TI Buyer represents and agrees that it has all the necessary expertise to create and implement safeguards which anticipate dangerous consequences of failur...

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