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Revision History

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SLOU481A – August 2017 – Revised October 2017

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Copyright © 2017, Texas Instruments Incorporated

Revision History

Revision History

NOTE: Page numbers for previous revisions may differ from page numbers in the current version.

Changes from Original (August 2017) to A Revision

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TAS5755MEVM Board Layout

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Содержание TAS5755MEVM

Страница 1: ...stallation 7 3 Using the GUI Software 8 3 1 Launching the GUI interface 8 3 2 Setting the I2 C Device Address 9 3 3 Initializing the Device 10 3 4 Using EQ Function 12 3 5 Using the DRC Function 13 3...

Страница 2: ...es 1 TAS5755MEVM Bill Of Materials 20 Trademarks All trademarks are the property of their respective owners 1 Overview The TAS5755M evaluation module demonstrates the TAS5755M device from Texas Instru...

Страница 3: ...troller board includes a USB interface a digital input SPDIF analog inputs via the ADC power inputs and other features like a mute function and power down Figure 2 Complete System and EVM Signal Path...

Страница 4: ...and software installation 2 1 EVM Installation Figure 3 shows the EVM connected to the MC57xxPSIA including cables connectors Figure 4 illustrates and highlights different parts of the EVM board Figur...

Страница 5: ...The following sections describe the TAS5755MEVM board in regards to power supply PSU and system interfaces 2 1 1 Connecting the TAS5755MEVM to MC57xxPSIA On the right side of the MC57xxPSIA is a term...

Страница 6: ...example through an oscilloscope ground Loudspeaker connections vary by device setup and the evaluation module features a dedicated connector for each configuration When using SE or BTL mode ensure th...

Страница 7: ...installed on the MC57xxPSIA board The ADC is an additional feature of this board to provide flexibility in sourcing an audio signal to the TAS5755M Review the PCM1808 data sheet SLES177 for a detaile...

Страница 8: ...s to provide the user an easy way to manipulate the device register space for attaining the required signal processing flow The block diagram of the Digital Audio Processing DAP flow of the TAS5755M t...

Страница 9: ...evice power on The slave address is 0x34 when Addr Fault is low and 0x36 when it is high By default the EVM address is configured to 0x34 with Addr Fault pulled low by R12 The slave address can be set...

Страница 10: ...ck shown in Green can be used to set the desired master volume level Changes made to this block update the master volume register with the corresponding hex value Figure 10 Default GUI Interface on St...

Страница 11: ...ight hand side highlighted with blue box in Figure 13 are now grayed out and cannot be updated The Target Connect operation automatically updates the trim register 0x1B to factory trim mode now the de...

Страница 12: ...elected on the GUI by using a single mouse click the device registers associated with that particular BQ block are displayed in the properties window Double Clicking on the BQ block opens the Filter C...

Страница 13: ...Figure 16 This will ensure the GUI and the EVM filters are in sync Figure 16 Fixing Low Pass Filter Bug on Woofer Channel 3 5 Using the DRC Function The TAS5755M has two DRC blocks DRC 1 and DRC 2 Le...

Страница 14: ...d using the DRC customization tool which is opened by double clicking the DRC block on the GUI window Figure 18 shows the controls for DRC 1 with the user programmable inputs highlighted The plot on t...

Страница 15: ...ents of the different channels The input mixer can be used to mix the channels before they are processed by the bi quads and DRC while the output mixer nodes are used to mix the channels after they ar...

Страница 16: ...hen an existing I2 C file needs to be loaded to update device registers or when performing I2 C debug Figure 21 shows a snap shot of the Memory Tool window Click the I2 C tab at the top to view the Re...

Страница 17: ...umpers Select the jumper to reflect whether the source is RCA or Optical 4 2 Switches Reset is an active low function Pressing the master reset switch S2 resets the TAS5755M device USB RESET S1 resets...

Страница 18: ...5755MEVM Evaluation Module 5 Board Layouts Schematic and Bill of Materials This section contains the TAS5755MEVM board layouts schematic and the bill of materials BOM 5 1 TAS5755MEVM Board Layout Figu...

Страница 19: ...15uH L3 0 68 F C23 15uH L2 J11 DNP J10 DNP 18 R13 DNP 330pF C33 DNP 18 R16 DNP 330pF C32 DNP 18 R14 DNP 330pF C34 DNP 18 R15 DNP 330pF C35 DNP C26 DNP C27 DNP TP5 OUTD TP2 OUTA TP4 OUTC TP3 OUTB 15 0k...

Страница 20: ...onic 1 HEAT SINK FOR TI MOD 50x13 9mm HEAT SINK 50x13 9mm ATS TI10P 521 C1 R1 Advanced Thermal Solutions 2 MACHINE SCREW PAN PHILLIPS M3 5mm Screw M3 Phillips head MPMS 003 0005 PH B F Fastener Supply...

Страница 21: ...nufacturer Alternate Part Number Alternate Manufacturer 0 0 33uF CAP CERM 0 33 F 50 V 10 X7R 1206 1206 GRM319R71H334KA01D Murata 0 330pF CAP CERM 330 pF 50 V 5 C0G NP0 0603 0603 GRM1885C1H331JA01D Mur...

Страница 22: ...t 2017 Texas Instruments Incorporated Revision History Revision History NOTE Page numbers for previous revisions may differ from page numbers in the current version Changes from Original August 2017 t...

Страница 23: ...set forth above or credit User s account for such EVM TI s liability under this warranty shall be limited to EVMs that are returned during the warranty period to the address designated by TI and that...

Страница 24: ...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 great...

Страница 25: ...t the EVM user guide prior to 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...

Страница 26: ...OST OF 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...

Страница 27: ...TI Resource NO OTHER LICENSE EXPRESS OR IMPLIED BY ESTOPPEL OR OTHERWISE TO ANY OTHER TI INTELLECTUAL PROPERTY RIGHT AND NO LICENSE TO ANY TECHNOLOGY OR INTELLECTUAL PROPERTY RIGHT OF TI OR ANY THIRD...

Страница 28: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TAS5755MEVM...

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