Texas Instruments TAS3108EVM2 User Manual Download

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TAS3108EVM2

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Page 1: ...TAS3108EVM2 User s Guide Evaluation Module for the TAS3108 Digital Audio Signal Processor User s Guide NOVEMBER 2006 Digital Audio and Video Products SLEU065A ...

Page 2: ...TAS3108EVM2 User s Guide Evaluation Module for the TAS3108 Digital Audio Signal Processor User s Guide Literature Number SLEU065A SEPTEMBER 2005 Revised NOVEMBER 2006 ...

Page 3: ...tem Interfaces 17 3 1 Control Interface J11 Input 18 3 2 Digital Audio Interface Input J12 19 3 3 Control Interface Output J21 20 3 4 Digital Audio Interface output J22 21 3 5 Connectors on the Input USB board 21 3 5 1 Analog Inputs 21 3 5 2 SPDIF Coax 22 3 5 3 AP PSIA Interface 22 3 5 4 I2C Connector J301 24 3 5 5 Control Interface J800 24 3 6 Connectors on the DAC8 DIT2 Board 25 3 6 1 Analog Out...

Page 4: ...301 Pin Numbers 24 3 7 J71 to J74 Pin Numbers 25 3 8 J62 Pin Numbers 26 List of Tables 1 Related Documentation from Texas Instruments 6 2 1 Recommended Supply Voltages for DAC8DIT2 Board 15 3 1 J11 Pin Description 18 3 2 J12 Pin Description 19 3 3 J21 Pin Description 20 3 4 J22 Pin Description 21 3 5 J200 Pin Description Similar for J201 to J203 21 3 6 J140 Pin Description 22 3 7 AP PSIA Pin Descr...

Page 5: ...out This Manual This manual describes the operation of the TAS3108EVM2 evaluation module from Texas Instruments How to Use this Manual This document contains the following chapters Chapter 1 Overview Chapter 2 Quick Setup Guide Chapter 3 System Interfaces Information About Cautions and Warnings This manual may contain cautions and warnings The information in a caution or a warning is provided for ...

Page 6: ...ble 1 Related Documentation from Texas Instruments PART NUMBER LITERATURE NUMBER TAS3108 SLES152 TLV1117 33 SLVS561 TPS3825 33 SLVS165 Additional Documentation 1 TAS3108EVM2 Application Report 2 Graphical Development tool GDE for TAS3108 GDE version 1 11 or later 3 General Application Notes Trademarks PurePath Digital is a trademark of Texas Instruments All other trademarks are the property of the...

Page 7: ... two boards an input board with SPDIF ACD and USB for PC control and an output board with DACs and a SPDIF transmitter This system is a complete eight channel digital audio processor system that includes digital input output S PDIF analog inputs outputs interface to PC and DAP features like digital volume control input and output mixers auto mute equalization tone controls loudness dynamic range c...

Page 8: ...System Features Socketed EEPROM for download of program and coefficients Eight channel analog to digital converter four PCM1802 devices 102 dB DYR A weighted Eight channel digital to analog converter two PCM4104 devices 116 dB DYR A weighted Two channel SPDIF receiver coaxial and optical input Two channel SPDIF transmitter coaxial and optical output I2S input and output connectors USB to PC connec...

Page 9: ... storage Digital audio data I2S is input on J12 and output on J22 J11 is used for I2C control reset signal and power supply voltage Signals in J11 are duplicated in J21 for further control of a DAC output board or speaker amplifier D31 a green LED indicates that the power supply voltage is within specifications and that the device is brought out of reset SLEU065A SEPTEMBER 2005 Revised NOVEMBER 20...

Page 10: ...put Select DIGITAL INPUT Coaxial ANALOG INPUT Ch 3 and 4 ANALOG Sample Rate ANALOG INPUT Ch 5 and 6 ANALOG INPUT Ch 7 and 8 USB Connector RESET Button Board ANALOG INPUT Ch 1 and 2 MUTE UNMUTE Input Board The input board contains an eight channel ADC SPDIF receiver and USB connection Buttons for MUTE RESET and selection between 48 kHz and 96 kHz sample rate Physical structure for the input USB boa...

Page 11: ...tic sample rate detection and supports 44 1 kHz 48 kHz and 96 kHz in this application Relation between master clock and sample rate clock must be 256 4 Vrms for 0 dB and 116 dB DYR A weighted Two channel digital audio output SPDIF format DIT4192 optical and electrical output 12 V and 5 V power supply regulators The physical structure of the output DAC8 DIT2 board is illustrated in Figure 1 4 Figur...

Page 12: ...te system is shown in Figure 1 5 The input board is to the left the TAS3108EVM2 is in the middle and the output board is to the right Figure 1 5 Complete System 12 Overview SLEU065A SEPTEMBER 2005 Revised NOVEMBER 2006 Submit Documentation Feedback ...

Page 13: ...s and a description of the factory default switch and jumper configuration This chapter provides a step by step guide to configuring the TAS3108EVM2 for device evaluation Topic Page 2 1 Electrostatic Discharge Warning 14 2 2 Unpacking the EVM 14 2 3 Power Supply Setup 15 2 4 Digital Audio Inputs Outputs 15 2 5 Master Slave Mode 15 2 6 TAS3108 Software Installation 16 SLEU065A SEPTEMBER 2005 Revise...

Page 14: ...08EVM2 with SPDIF transmitter and digital to analog converter outputs and power supply regulators Two signal interface IDC cables for connection to an I2S back end like the attached TI DAC8 DIT2 board 14 pin Two control interface IDC cables for connection to an I2C back end like the attached TI DAC8 DIT2 board 34 pin One cable for connecting input USB board to a USB port on a PC for TAS3108 contro...

Page 15: ...digital audio inputs can be connected to the board in two ways either in the SPDIF format on the coaxial connector or optical TosLink input or in I2S format on connector J12 The pinouts are shown in Section 3 5 and Section 3 6 The digital audio outputs can be both SPDIF and I2S SPDIF format is output on the coaxial connector J62 or optical TosLink connector J61 or I2S format is output on connector...

Page 16: ...ramming of the EEPROM on the EVM board 1 Insert the PurePath CD ROM If it does not autorun run the ReadMe file Select SOFTWARE in the menu to the left Select the TAS3108 tools and follow the instructions given to install 2 After installation turn on power supplies and connect USB cable to input USB board 3 Start GDE program from the Windows Start menu Startup of GDE requires a few seconds Figure 2...

Page 17: ... interfaces Topic Page 3 1 Control Interface J11 Input 18 3 2 Digital Audio Interface Input J12 19 3 3 Control Interface Output J21 20 3 4 Digital Audio Interface output J22 21 3 5 Connectors on the Input USB board 21 3 6 Connectors on the DAC8 DIT2 Board 25 SLEU065A SEPTEMBER 2005 Revised NOVEMBER 2006 System Interfaces 17 Submit Documentation Feedback ...

Page 18: ...n also be activated by I2C 7 PDN Power down TAS3108 goes ino power down state when activated 8 RESERVED 9 RESERVED 10 SDA I2C data clock 11 GND Ground 12 SCL I2C bit clock 13 GPIO1 14 GPIO2 15 GPIO3 16 GPIO4 General purpose input output 4 used to reset the TAS3108 after programming 17 GND Ground 18 GPIO5 19 GPIO6 20 SD Shutdown reporting Used for speaker output EVMs 21 RESERVED 22 OTW Temperature ...

Page 19: ...n PIN NET NAME AT DESCRIPTION NUMBER SCHEMATICS 1 GND Ground 2 MCLK Master clock input 3 GND Ground 4 SDIN1 I2S data 1 Channel 1 and 2 5 SDIN2 I2S data 2 Channel 3 and 4 6 SDIN3 I2S data 3 Channel 5 and 6 7 SDIN4 I2S data 4 Channel 7 and 8 8 Reserved 9 Reserved 10 GND Ground 11 SCLK I2S bit clock 12 GND Ground 13 LRCLK I2S left right clock 14 GND Ground 15 Reserved 16 GND Ground SLEU065A SEPTEMBER...

Page 20: ...ess soft mute Mute can also be activated by I2C 7 PDN Power down TAS3108 goes ino power down state when activated 8 RESERVED 9 RESERVED 10 SDA I2C data clock 11 GND Ground 12 SCL I2C bit clock 13 GPIO1 14 GPIO2 15 GPIO3 16 GPIO4 General purpose input output 4 used to reset the TAS3108 after programming 17 GND Ground 18 GPIO5 19 GPIO6 20 SD Shutdown reporting Used for speaker output EVMs 21 RESERVE...

Page 21: ... channels 1 and 2 5 SDOUT2 I2S data 2 channels 3 and 4 6 SDOUT3 I2S data 3 channels 5 and 6 7 SDOUT4 I2S data 4 channels 7 and 8 8 Reserved 9 Reserved 10 GND Ground 11 SCLKOUT I2S bit clock output 12 GND Ground 13 LRCLKO I2S left right clock output 14 GND Ground 15 Reserved 16 GND Ground The mini jack 3 5 mm connector for analog inputs is shown in Figure 3 1 Figure 3 1 J200 J203 Pin Pumbers Table ...

Page 22: ...n Audio Precision with a Programmable Serial Interface Adaptor PSIA Default jumper settings are shown in Figure 3 3 In this setting data out is analog channels 1 and 2 routed to Data1 analog channels 3 and 4 to Data2 etc when analog inputs are selected When digital input is selected either coax or TosLink channel A B is copied into all data outputs Figure 3 3 AP PSIA Default Setting When using the...

Page 23: ...rce From SCLK source 2 SCLK Out SCLK ouput 3 GND Ground LRCLK 1 LRCLK Source From LRCLK source 2 LRCLK Out LRCLK output 3 GND Ground SDATA1 1 SDATA1 Source From SPDIF or analog channels 1 and 2 2 SDATA1 Out SDATA1 output 3 GND Ground SDATA2 1 SDATA2 Source From SPDIF or analog channels 3 and 4 2 SDATA2 Out SDATA2 output 3 SDATA1 Out Connected to SDATA1 Out SDATA3 1 SDATA3 Source From SPDIF or anal...

Page 24: ...GND Ground This interface connects the EVM Table 3 9 J800 Pin Description PIN NO NET NAME AT DESCRIPTION SCHEMATICS 1 GND Ground 2 RESERVED 3 GND Ground 4 RESET System reset bidirectional Activate MUTE before RESET for quiet reset 5 RESERVED 6 MUTE Activate MUTE pin on modulator 7 RESERVED 8 RESERVED 9 RESERVED 10 SDA I2C data clock 11 GND Ground 12 SCL I2C bit clock 13 GPIO1 General purpose port ...

Page 25: ...4 RESERVED 25 GND Ground 26 GND Ground 27 RESERVED 28 RESERVED 29 RESERVED 30 RESERVED 31 GND Ground 32 GND Ground 33 5V 5 Vdc power supply output 34 5V 5 Vdc power supply output The mini jack 3 5 mm connector for analog outputs is shown in Figure 3 7 Figure 3 7 J71 to J74 Pin Numbers Table 3 10 J71 Pin Description PIN NO NET NAME AT DESCRIPTION SCHEMATICS 1 CH1 Channel 1 left output tip 2 AGND An...

Page 26: ...t for coax is shown in Figure 3 8 Figure 3 8 J62 Pin Numbers Table 3 11 J62 Pin Description PIN NO NET NAME AT DESCRIPTION SCHEMATICS 1 GND Ground 2 IN1 Coax SPDIF output 3 IN1 Coax SPDIF output 4 IN1 Coax SPDIF output System Interfaces 26 SLEU065A SEPTEMBER 2005 Revised NOVEMBER 2006 Submit Documentation Feedback ...

Page 27: ... about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application engineer or visit www ti com esh No license is granted under any patent right or other intellectual property right of TI covering or relating to any machine process or combination in which such TI products or services might be or are used FCC Warning This evalu...

Page 28: ...siness practice TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonably be expected to cause severe personal injury or death unless officers of the parties have executed an agreement specifically governing such use Buyers represent that they have all necess...

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