Texas Instruments TAS6424L-Q1, User Manual

Page 1: ...424L EVM 2 USB A male to micro B male cable 3 Power Supply Unit PSU up to 26 4 V 6 A capable if J2 is removed and 12 V is provided If J12 is in limit the input voltage to 18 V 4 1 4 resistive loads or speaker loads 5 2 6 pair of wires stripped both ends 6 2 mm slotted screwdriver 7 Optical audio source optional 8 Optical SPDIF cable optional 9 Desktop or laptop PC with Microsoft Windows 7 operatin...

Page 2: ...ated TAS6424L Q1 Evaluation Module 1 Hardware Overview 1 1 TAS6424L Evaluation Module Description The TAS6424L Q1 EVM is a stand alone EVM It has single power supply input USB control via PurePath Control Console 3 PPC3 and two digital I2S audio input options See the EVM block diagram in Figure 1 Figure 1 TAS6424L Q1 EVM ...

Page 3: ...L Evaluation Module Functions The EVM only needs single supply to operate The VBAT can be separated for PVDD operation higher than 18 V Two audio sources can be selected readily 1 If USB is selected Windows Media Player can be used to stream audio 2 If optical is selected an optical source such as DVD player can be used to stream audio 3 If external digital audio source such as Programmable Serial...

Page 4: ...rview 3 1 PurePath Console 3 PPC3 Access and Description The PPC3 is a server based tool Access can be requested on http www ti com tool PUREPATHCONSOLE Once approval is given go to www ti com mysecuresoftware to download the software After login the user will see this web page with a similar list of software products available for download Figure 3 PPC3 Download Window ...

Page 5: ...luation Module Run the installation program Also download the PPC3 User Manual SLOU408 for further instructions The following window is displayed when first running PPC3 Figure 4 PPC3 Window When the window in Figure 4 is displayed click on sign in to see TAS6424L EVM application All of the apps shown below may not be displayed for the user ...

Page 6: ...uments Incorporated TAS6424L Q1 Evaluation Module Click on TAS6424L App box to download TAS6424L application Installation window will pop up then click Install TAS6424L EVM box will appear in Installed EVM Apps section see Figure 5 Click on TAS6424L box to launch TAS6424L App Figure 5 Available Apps Window ...

Page 7: ...S6424L EVM PPC3 is launched the Home Window is shown If the EVM is powered on and the USB is connected to the PC the Home Window will display Connect box in the bottom right hand corner If the EVM is not powered on or the USB is not connected only TAS6424L EVM Offline is displayed Figure 6 shows the downloading progress of TAS6424L applications Figure 6 shows the TAS6424L installed application Fig...

Page 8: ...cumentation Feedback Copyright 2017 Texas Instruments Incorporated TAS6424L Q1 Evaluation Module There are three windows available with the TAS6424L EVM PPC3 Home Window Register Map Window and Device Monitor and Control Window Figure 7 TAS6424L EVM Home Window ...

Page 9: ...nts Incorporated TAS6424L Q1 Evaluation Module 3 3 PurePath Console 3 TAS6424L EVM Register Map Window When click on Register Map Box on the Home Window the Register Map Window is displayed The Register Map indicates the current setting of all the registers in TAS6424L Figure 8 TAS6424L EVM Register Map Window ...

Page 10: ...L Q1 Evaluation Module 3 4 PurePath Console 3 TAS6424L EVM Monitor and Control Window When click on Device Monitor and Control Box on the Home Window the Device Monitor and Control Window is displayed The Register Map indicates the current setting of all the registers in TAS6424L Figure 9 TAS6424L EVM Device Monitor and Control Window ...

Page 11: ...oads to TAS6424L EVM Connect USB micro cable from PC to the EVM Set the switches SPDIF STANDBY MUTE to up positions Turn on the PSU Audio source This can be a DVD player with optical SPDIF cable or Windows Media Player from PC At this point 3 3 V LED USB LOCK LED and SPDIF LOCK LED if optical SPDIF is used are on If the SPDIF LED is not on the default I2S input is the USB audio source On the PPC3 ...

Page 12: ...ollowing window is displayed Figure 11 Device Monitor and Control Window This window has 6 major sections global control section channel control section other control section faults and warnings section AC load diagnostics section and DC load diagnostics section 3 5 2 1 Global Control Section The Hi z Mute and Unmute buttons with the gray background controls all 4 channels at the same time When Hi...

Page 13: ... levels The lower level is 1 The default is level 2 When running at lower output current OC level can be set to 1 I2S and TDM are automatically detected Use the pull down menu from Input Format box to manually select the audio format If sampling frequency is greater than 48 kHz select 96 kHz from the Input FS pull down Over temperature warning can be programmable use the pull down menu to choose t...

Page 14: ...p right buttons on this box serve as controlling and monitoring faults Clip enable route the clip detection bit to the warning pin This is displayed as yellow LED on the EVM Thermal enable route the over temperature warning bit to the warning pin This is display as the same yellow LED on the EVM Clear button clears all the faults and warnings Read button manually read the faults and warnings Figur...

Page 15: ...B audio turn the audio media volume and PC sound card volume to maximum Click on the flip icon located on the top right of the AC load diagnostics box to see the results Figure 16 AC Load Diagnostics Section 3 5 2 6 DC Load Diagnostics Section The DC load diagnostics report if a channel is short to power short to ground short to load or open Select the impedance of the load from 0 5 to 5 Ω Click s...

Page 16: ...Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS6424L Q1 Evaluation Module 3 5 3 TAS6424L Settings on Register Map Window The register map can be sorted either alphabetically or numerically register number Figure 18 Register Map Window ...

Page 17: ...424L Q1 Evaluation Module When a register is selected the hex value along with the individual bit value is displayed The name and description for each bit are shown to the right in the Fields box Figure 19 Register Map Window Expanding Double click on any bit the bit will change state This state is executed at the end of the click ...

Page 18: ...PPC3 has an I2C monitor and also configuration program options When this window is first open the round button is green To record I2C commands click on this button and it will turn red The recording can be saved for later used by clicking the save icon The I2C commands can also be copied to clip board by clicking the icon next to trash bin icon Figure 20 I2C Window I2C Logging ...

Page 19: ...A set of I2C commands can be loaded and executed from this window On the top right corner click on I O button to display the above window Write I2C commands here or open an existing cfg file then click Execute button on the bottom left corner The I2C commands are sent to the device when the Execute button is pressed Figure 21 I2C Window Sending I2C Commands ...

Page 20: ...atic www ti com 20 SLOU463 April 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS6424L Q1 Evaluation Module 4 Board Layouts Bill of Materials and Schematic 4 1 TAS6424L EVM Layouts Figure 22 TAS6424L EVM Top ...

Page 21: ... com Board Layouts Bill of Materials and Schematic 21 SLOU463 April 2017 Submit Documentation Feedback Copyright 2017 Texas Instruments Incorporated TAS6424L Q1 Evaluation Module Figure 23 TAS6424L EVM Bottom ...

Page 22: ...70 R24 GND 10µF C28 GND GND 4 99k R28 4 99k R36 GND 10pF C20 10pF C24 10pF C25 10pF C26 10pF C27 GND GND GND GND GND 18pF C23 681 R32 4700pF C31 0 068µF C36 GND GND 4 99k R38 DNP DNP 4 99k R35 DNP DNP 4 99k R37 100 R29 Blue D2 SPDIF LOCK 360 R34 Q2 MMBT3906 4 99k R30 3 3V USB TAS6424 MUTE I2C SDA SCL 100k R20 GND 100k R33 J8 MCLK J9 SCLK J10 LRCLK J11 SDIN MCLK SCLK LRCLK SDIN GND 1 2 3 4 J7 I2C G...

Page 23: ... OUT4 OUT1 GND 330µF 35V C74 VIN RANGE 4 5 26VDC GND 1 00k R9 1 00k R12 GND 0 1µF 16V C83 GND J5 DNP DNP GND 3 3V GND 0 1µF 50V C84 PVDD 4 99k R46 4 99k R47 DNP L2 0 R5 1µF 25V C57 1µF 25V C64 Green D3 3 3V 0 1µF 16V C43 47µF 16V C44 J12 GND PVDD GND 0 1µF 50V C14 H9 HeatSink STANDBY 0 1µF 50V C49 GND GND J13 J2 3 3V GND 1 2 3 4 J3 2 1 3 4 5 S2 STANDBY 2 1 3 4 5 S3 MUTE 4 7µF 50V C40 Red D5 FAULT ...

Page 24: ...26 C27 5 10pF CAP CERM 10 pF 50 V 5 C0G NP0 0402 0402 GRM1555C1H100JA01D Murata C22 C23 2 18pF CAP CERM 18 pF 50 V 5 C0G NP0 0603 0603 GRM1885C1H180JA01D Murata C31 1 4700pF CAP CERM 4700 pF 25 V 10 X7R 0402 0402 GRM155R71E472KA01D Murata C36 1 0 068uF CAP CERM 0 068 µF 50 V 10 X7R 0402 0402 C1005X7R1H683K050BB TDK C38 C47 C71 3 10uF CAP CERM 10 µF 35 V 10 X7R 1206_190 1206_190 GMK316AB7106KL TR T...

Page 25: ...S1621 46R Harwin K1 1 Relay SPST NO 1 Form A 0 7 A SMD 4 089x3 81mm CPC1002NTR IXYS L1 1 4 7uH Inductor Shielded 4 7 µH 9 7 A 0 016 ohm AEC Q200 Grade 1 SMD 10 8x10mm DFEG10040D 4R7M P3 Murata Toko L2 1 300 ohm Ferrite Bead 300 ohm 100 MHz 3 1 A 0806 0806 NFZ2MSM301SN10L Murata L3 L4 L5 L6 L7 L8 L9 L10 8 3 3uH Inductor Shielded Metal Composite 3 3 µH 6 7 A 0 024 ohm AEC Q200 Grade 1 SMD 4 2X4 0 mm...

Page 26: ...74LVC2G157DCUT Texas Instruments U6 1 Photolink Fiber Optic Receiver TH 13 5x10x9 7mm PLR135 T10 Everlight U7 1 Automotive Catalog 96 kHz 24 Bit Digital Audio Interface Receiver 50 ps Jitter 3 3V 40 to 85 degC 28 Pin TSSOP PW Green RoHS no Sb Br PW0028A DIR9001IPWQ1 Texas Instruments Equivalent None U9 1 Single Output Automotive LDO 500 mA Fixed 3 3 V Output 3 8 to 26 V Input 3 pin PFM KVU 40 to 1...

Page 27: ...y 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 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 warr...

Page 28: ...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 réglementation d Industrie Canada le présent émetteur radio peut fo...

Page 29: ...ed loads Any loads applied outside of the specified output range may also result in unintended and or inaccurate operation and or possible permanent damage to the EVM and or interface electronics Please consult 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 ...

Page 30: ...COST 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 USE LOSS OF DATA OR BUSINESS INTERRUPTION NO CLAIM SUIT OR ACTION SHALL BE BROUGHT AGAINST TI MORE THAN TWELVE 12 MONTHS AFTER THE EVENT THAT GAVE RISE TO THE CAUSE OF ACTION HAS OCCURRED 8 2 Specif...

Page 31: ... 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 PARTY IS GRANTED HEREIN including but not limited to any patent right copyright mask work right or other intellectual property right relating to any combination machine or process in which TI product...