Texas Instruments DEM-DAI3010 User Manual Download Page 5

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Contents

Contents

Description

1-1

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1.1

Block Diagram

1-2

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1.2

Use of the DEM-DAI3010

1-3

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1.2.1

Initial Settings of the DEM-DAI3010 (at shipping)

1-3

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1.2.2

How to Connect Power Supplies to the DEM-DAI3010

1-3

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1.3

Settings and Connections for Basic Operation

1-4

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1.4

Setting Functions

1-5

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1.4.1

Function Setting Switches and Header Pins

1-5

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1.4.2

Detailed Explanation of Function Setting Switches and Header Pins

1-6

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Printed-Circuit Board and Schematic

2-1

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2.1

DEM-DAI3010 Printed-Circuit Board

2-2

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2.2

DEM-DAI3010 Schematics

2-5

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Figures

1–1

DEM-DAI3010 Block DIagram

1-2

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2–1

DEM-DAI3010 Silkscreen

2-2

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2–2

DEM-DAI3010—Top View

2-3

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2–3

DEM-DAI3010—Bottom View

2-4

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2–4

DEM-DAI3010 Analog Section

2-5

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2–5

DEM-DAI3010 Regulator, Connector and Ext.-I/F

2-6

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2–6

DEM-DAI3010 Digital Section (Digital Audio Interface)

2-7

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Tables

1–1

Initial Settings of the DEM-DAI3010 at Shipping

1-3

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1–2

Power Supply Terminals and Supply Voltage (Depending on CN057 Setting)

1-3

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1–3

Switches and Header Pins of the DEM-DAI3010

1-5

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Summary of Contents for DEM-DAI3010

Page 1: ...DEMĆDAI3010 April 2003 DAV Digital Audio Speaker User s Guide SLEU036 ...

Page 2: ...nt that any license either express or implied is granted under any TI patent right copyright mask work right or other TI intellectual property right relating to any combination machine or process in which TI products or services are used Information published by TI regarding third party products or services does not constitute a license from TI to use such products or services or a warranty or end...

Page 3: ... handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s responsibility to take any and all appropriate precautions with regard to electrostatic discharge EXCEPT TO THE EXTENT OF THE INDEMNITY SET FORTH ABOVE NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR A...

Page 4: ...ere is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 55 C The EVM is designed to operate properly with certain components above 55 C as long as the input and output ranges are maintained These components include but are not limited to linear regulators switching transistors p...

Page 5: ...eader Pins 1 6 2 Printed Circuit Board and Schematic 2 1 2 1 DEM DAI3010 Printed Circuit Board 2 2 2 2 DEM DAI3010 Schematics 2 5 Figures 1 1 DEM DAI3010 Block DIagram 1 2 2 1 DEM DAI3010 Silkscreen 2 2 2 2 DEM DAI3010 Top View 2 3 2 3 DEM DAI3010 Bottom View 2 4 2 4 DEM DAI3010 Analog Section 2 5 2 5 DEM DAI3010 Regulator Connector and Ext I F 2 6 2 6 DEM DAI3010 Digital Section Digital Audio Int...

Page 6: ...Contents vi ...

Page 7: ...its consist of a 24 bit 96 kHz digital audio interface receiver DIR1703 and a digital audio interface transmitter DIT4096 and include optical TOSLINK and coaxial S PDIF digital I O connectors Removing shorting plugs from the pins of a header breaks the connection between the S PDIF I O circuits and the PCM3010for easier PCM3010 device evaluation Topic Page 1 1 Block Diagram 1 2 1 2 Use of the DEM ...

Page 8: ...OPT IN SW001 S PDIF Input S PDIF Output 24 576 MHz COAX IN COAX OUT OPT OUT JP107 LPF DAC Output JP105 JP106 LPF LPF SW051 System Clock Data Format SW005 SW006 Channel Status System Clock Data Format Power Down SW101 System Clock Data Format SW003 ADC Input SW004 JP001 Clock Mode 5 V LPF Circuits 3 3 V 3 3 V CN057 X tal Frequency System Clock PCM3010 VDD PCM3010 VCC and DIR1703 DIT4096 TOSLINK ...

Page 9: ...mphasis function DAC Disabled PCM3010 DAC cutoff frequency 54 kHz JP101 JP104 are closed PCM3010 ADC input terminal selection CN101 CN102 2 V rms input with LPF 1 2 2 How to Connect Power Supplies to the DEM DAI3010 The DEM DAI3010 requires 5 V 15 V and 15 V power supplies Power is supplied to this board by five binding posts one each for VCC 5 V AVCC 15 V AVCC 15 V and two for ground from stabili...

Page 10: ...IF output signal the PCM3010 operates as a slave of the DIR1703 crystal clock Short all pins of JP107 with shorting plugs Connect an analog signal to CN101 CN102 using an LPF or to CN103 CN104 using only a coupling capacitor without an LPF Select the analog input terminal by changing by the settings of JP105 and JP106 Setup at the time of shipment is for CN101 and CN102 A Toslink U052 and a pin ja...

Page 11: ...ck selection of DIR1703 X tal Auto PLL Toggle switch SW005 Format and system clock setting of DIT4096 4 pole DIP switch SW006 Channel status data setting of DIT4096 10 pole DIP switch SW051 S PDIF output selection optical coax Toggle switch SW101 Setting of PCM3010 format de emphasis power down 5 pole DIP switch JP001 Crystal frequency and system clock setting of DIR1703 2 5 header JP107 Connectio...

Page 12: ...em Clock L L 128 fS L H 256 fS initial stting H L 384 fS H H 512 fS FMT1 FMT0 Output Data Format L L 16 bit right justified MSB first L H 24 bit right justified MSB first H L 24 bit left justified MSB first H H 24 bit I2S initial setting SW004 Switch for setting the DIR1703 output clock source Position Output Clock SCK BCK LRCK X tal Crystal clock PLL PLL clock Auto PLL PLL locked crystal PLL unlo...

Page 13: ... O format the DAC section de emphasis and power down control FMT1 FMT0 DAC Input Data Format ADC Output Data Format L L 24 bit right justified MSB first 24 bit left justified MSB first L H 16 bit right justified MSB first 24 bit left justified MSB first H L 24 bit left justified MSB first 24 bit left justified MSB first H H 24 bit I2S initial setting 24 bit I2S initial setting DEMP1 DEMP0 DAC De E...

Page 14: ...nectors CN101 and CN102 or CN103 and CN104 There are two pairs of ADC input connectors One pair is coupled to the PCM3010 through capacitors C121 C122 The other pair is connected through a 103 kHz cutoff LPF and a 6 dB amplifier The input connectors are chosen by JP105 and JP106 When the jumpers are on Direct IN then the left and right channel inputs on CN103 and CN104 respectively bypass the LPF ...

Page 15: ...N056 In the initial setting VCC is supplied from the onboard regulator When VCC for the PCM3010 is to be provided by an external power supply the jumper is removed from CN057 and 3 3 V is supplied to CN056 If 3 3 V is supplied externally 5 V must still be provided to CN054 in order to supply the analog section of the PCM3010 To avoid latch up of the PCM3010 ensure that VCC and VDD are switched on ...

Page 16: ...1 10 ...

Page 17: ...oard and Schematic Printed Circuit Board and Schematic This chapter presents the DEM DAI3010 printed circuit board and schematics Topic Page 2 1 DEM DAI3010 Printed Circuit Board 2 2 2 2 DEM DAI3010 Schematics 2 5 Chapter 2 ...

Page 18: ...DEM DAI3010 Printed Circuit Board 2 2 2 1 DEM DAI3010 Printed Circuit Board Figure 2 1 DEM DAI3010 Silkscreen ...

Page 19: ...DEM DAI3010 Printed Circuit Board 2 3 Printed Circuit Board and Schematic Figure 2 2 DEM DAI3010 Top View ...

Page 20: ...DEM DAI3010 Printed Circuit Board 2 4 Figure 2 3 DEM DAI3010 Bottom View ...

Page 21: ...JP101 102 FFC 4BMEP1 JP103 104 FFC 2BMEP1 GND R119 220 R120 0 R121 0 C110 120pF R102 8 2k U101 OPA2134A 2 2 R104 1k C108 120pF C106 1200pF R108 100 C104 1200pF R106 15k JP102 2 2 JP102 1 2 JP104 CN101 RCA pj R109 2 4k C113 10uF 16V C117 330pF C125 10uF 16V C123 10uF 16V C 115 1800pF R111 3 3k C121 10uF 16V U102 OPA2134PA 1 2 JP105 FFC 4BMEP1 CN103 RCA pj R115 4 7k C119 100pF R117 4 7k R113 1 2k U1...

Page 22: ...9 10 Vcc GND 20 19 18 17 16 15 14 13 12 11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 CN060 57LE 40360 7700 D3 SW053 DSS104 RA051 47k x 5 RESET MDI MDO MC RESET ML U053 TORX179P 1 2 3 4 5 C060 10uF 16V R053 75 C 05 9 0 1uF CN05 8 RCA pj R051 90 9 C057 0 1uF C058 10uF 16V U052 TOTX179P 1 2 4 5 R052 374 TR001 DA 02 C061 0 1uF 5 3 1 6 4 2 SW051 FT1...

Page 23: ...4 28 27 26 25 24 23 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 DIT4096 BCK TX DATA SCLK LRCK RX DATA BCK TX DATA LRCK SCLK 1 2 3 4 5 6 7 8 C015 10 uF 16V C014 0 1uF 1 2 3 4 5 6 7 8 9 10 Vcc GND 20 19 18 17 16 15 14 13 12 11 U005 74HCT244 FMT1 FMT0 CLK1 CLK0 MODE MDAT MONO M S 9 8 7 6 5 4 3 2 1 C017 10 uF 16V C016 0 1uF C018 0 1uF DIT out OPT ...

Page 24: ...2 8 ...

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