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Summary of Contents for TAS5705EVM2

Page 1: ...I 10 3 5 DRC GUI 11 3 6 Disable Biquads 13 4 TAS5705EVM2 Quick Start Setup Guide 13 5 Jumpers and Control Utilities on MC57xxPSIA board 14 5 1 RCA OPTICAL Jumpers 14 5 2 Switches 14 5 3 LED Indicators...

Page 2: ...be configured with two bridge tied loads BTL 2 0 When operated with an external subwoofer power stage such as the TAS5601EVM4 TAS5705 supports two bridge tied channels plus a bridge tied subwoofer us...

Page 3: ...el digital audio amplifier system The MC57XXPSIA Controller board includes a USB interface a digital input SPDIF analog inputs via the ADC PCM1808 power inputs and other features like a mute function...

Page 4: ...ontrol pins USB interface Standard I2 S data input using optical or coaxial inputs Analog input through analog to digital converter Subwoofer connection the PWM terminal provides the PWM signal and po...

Page 5: ...power up 5 V 1 A power supply VIN 8 24 V 4 A power supply PVCC Banana style test leads for power supplies and speakers Optical or coaxial cable for SPDIF interface based on signal source USB cable EVM...

Page 6: ...e PSU cable increases the distortion of the amplifier at high output levels and low frequencies The maximum output stage supply voltage depends on the speaker load resistance Check the recommended max...

Page 7: ...SDIN2 For detailed information on how the data and clocks are provided to the TAS5705 see the schematic appearing at the end of this document and the DIR9001 device data sheet SLES198 In the absence o...

Page 8: ...he Biquad GUI and the DRC GUI can be opened by using the right button of the mouse This window also shows input select Mode select Channel and Master Volume All functions are shown in the order that t...

Page 9: ...e Check All channel shutdown button It must be un checked When the Connect command is issued if an error appears that indicates a USB problem Check the connections and press USB RESET button on the co...

Page 10: ...e entered by typing on the property Window after selecting the function with the mouse see Figure 7 Figure 7 Volume Control Using the right button of mouse select Biquad GUI Figure 8 Figure 8 Selectin...

Page 11: ...Tab Figure 9 Individual Biquad Gains must be within 12 db Apply from the filter data window sends all the three banks of coefficients providing auto bank is enabled Clicking on the function selects DR...

Page 12: ...al If no offset is required set the offset to 0 Offset is generally not required in a DRC application because is just provides a gain Threshold is selected with a value of 0 to 72 dB Figure 12 Time Co...

Page 13: ...most common configurations of the TAS5705EVM2 and how to enable the headphone mode For faster setup you can load the I2 C initialization script of each configuration from the CD Directions for loading...

Page 14: ...ets the TAS5705 resets device USB RESET S1 reset the USB bus PDNZ S4 power down TAS5705 and MUTE S5 mutes volume mute TAS5705 LED1 USB Power connector installed at J1 LED2 3 3V Power is valid LED3 RCA...

Page 15: ...A Board Layouts www ti com Board Layouts Bill of Materials and Schematic Figure 14 TAS5705EVM2 Top Assembly Figure 15 MC57xxPSIA Top Assembly SLOU223A December 2008 Revised January 2009 TAS5705EVM2 ST...

Page 16: ...V ALUM ELEC SMD VSA C1 C7 2 Panasonic ECE V1CS100SR Digi Key PCE3061TR PCE3061CT 12 CAP 220UFD 35V ALUM ELEC M Series C20 C30 2 Panasonic ECA 1VM221BJ6 Digi Key P10419TB No Alt Part Num RESISTORS 13 R...

Page 17: ...how to enable the Headphone mode Common Configurations Corresponding I2 C Script 1 2 BTL BD TAS5705_BD_2xBTL ini 2 2 BTL AD Mode TAS5705_AD_2xBTL ini Before you begin Follow all steps in the EVM Inst...

Page 18: ...ith BTL output configurations for both left and right channels 2 Go to Appendix A of this document and save the script as NAME ini OR use the corresponding script from the CD or TI Web site The format...

Page 19: ...ini into the I2 C command File window Click Execute 6 Finally uncheck the shutdown box to bring the device out of Shutdown mode and adjust the Master Volume as desired SLOU223A December 2008 Revised...

Page 20: ...N NC NC 1 LDN PGND PVDD R10 8V 8V PVDD OUT R10 JULY 25 2008 OUT IN OUT IN Fri Jul 25 2008 8V 8V OUT 3 NC PGND FROM MC 57xx MODE AD C12 IN MODE STUFF OPTION BD OUT STUFF OPTION STRAP CAPS IN BD OUT AD...

Page 21: ...Mod PCB Rev Sheet Save Date CX Schematic Rev Design Team Drawn By TI Print Date PROJECT NC MAY 29 2008 NC 1 LDN USB I O A0 IN DEFAULT USB BOOT EPROM Thu May 29 2008 5 NC TO EVM BOARD USB RESET EVM CO...

Page 22: ...LOW FMT1 NC MAY 29 2008 NC 2 TO LDN DEFAULT MASTER RESET INPUT SELECT OPTO INPUT RCA INPUT SPDIF INPUT OPTO INPUT RCA INPUT TO SPDIF SPDIF DECOUPLING 24Bit MSB I2S FMT0 DATA FORMAT NC 5 Thu May 29 200...

Page 23: ...PROJECT SDIN2 SDIN1 PDN MC012 PSIA NC MAY 29 2008 NC 3 LDN MUTE 1 2 2 3 HIGH POWER INPUT FROM USB FROM SPDIF 5V DECOUPLING Thu May 29 2008 NC 5 TO EVM BOARDS FROM FAULT EVM CONTROLLER BOARD FROM VR1 M...

Page 24: ...or Charge Period 01 1C 02 Back end Error Register 00 01 Below Input Mux Register 02 20 00 89 77 7A 00 01 Below Downmix Register 02 21 00 00 42 03 00 01 Below AM Mode Register 02 22 00 00 00 00 00 01 B...

Page 25: ...or Charge Period 01 1C 02 Back end Error Register 00 01 Below Input Mux Register 02 20 00 01 77 72 00 01 Below Downmix Register 02 21 00 00 40 03 00 01 Below AM Mode Register 02 22 00 00 00 00 00 01 B...

Page 26: ...or Charge Period 01 1C 02 Back end Error Register 00 01 Below Input Mux Register 02 20 00 89 77 7A 00 01 Below Downmix Register 02 21 00 00 40 03 00 01 Below AM Mode Register 02 22 00 00 00 00 00 01 B...

Page 27: ...or Charge Period 01 1C 02 Back end Error Register 00 01 Below Input Mux Register 02 20 00 01 77 72 00 01 Below Downmix Register 02 21 00 00 40 03 00 01 Below AM Mode Register 02 22 00 00 00 00 00 01 B...

Page 28: ...y information 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 g...

Page 29: ...ce 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 reasonabl...

Page 30: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Texas Instruments TAS5705EVM2...

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