Audial USB board Mk2 Скачать руководство пользователя страница 6

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Audial USB board

 Mk2

MAXIMUM SAMPLING RATES

At  its  input,  this  device  is  generally  192  kHz 
compatible,  however  maximum  output  sampling 
frequency  might  be  limited by  the  reclocker,  and  its 
requirements regarding the master clocks frequencies. 
Table below shows detailed specifications.

Please note that the TDA1541, both -A and non -A 
versions,  can  normally  work  up  to  192  kHz  in 
simultaneous data mode, however in I2S it is limited to 
96 kHz in any case.

UP TO 384 KHZ COMPATIBILITY

Firmware version 3.5 has been released in September 
2017, to add 352.8 kHz and 384 kHz compatibility to 
the  boards  with  TDA1541(A)  simultaneous  data 
output and 22.5792 / 24.576 MHz master clocks. 

Please note that the Windows audio is currently limited 
to 192 kHz, however the operation at 352.8 kHz and 
384  kHz  is  possible  by  means  of  ASIO  or  WASAPI 
(exclusive mode) interface. 

Also,  while  non  -A  version  of  TDA1541  chip  will 
normally work up to 384 kHz, a TDA1541A will need a 
small  tweak.  Please  contact  us  for  detailed 
information.

Master clock frequencies

Firmware

Maximum sampling rate

Simultaneous data

I2S

S/PDIF

PCM1704

11.2896 / 12.288 MHz

3v3

192 kHz

96 kHz

96 kHz

192 kHz

22.5792 / 24.576 MHz

3v3

192 kHz

192 kHz

192 kHz

192 kHz

22.5792 / 24.576 MHz

3v5

384 kHz

N/A

N/A

N/A

Содержание USB board Mk2

Страница 1: ...USB board Mk2 INSTRUCTION MANUAL Revision 0 December 2017...

Страница 2: ...essive heat or mechanical force 4 Use this device exclusively with specified voltages 5 Unplug the device from the wall outlet during a lighting storm Copyright 2017 Audial d o o www audialonline com...

Страница 3: ...e U FL PCB connectors These U FL outputs are 3 3 V level with 50 Ohm build out resistors and they can drive several gates but are not meant to drive terminated lines Modules do not include BNC output...

Страница 4: ...till necessary with earlier Windows versions Also this driver provides additional functionality as firmware update ASIO interface buffer length control and can be generally preferred soundwise Users c...

Страница 5: ...mplement format and it is clocked on the raising edge of BCK Output formats are graphically shown on the figure 4 page 9 OUTPUT CONNECTIONS The table below shows detailed list of the signals available...

Страница 6: ...tember 2017 to add 352 8 kHz and 384 kHz compatibility to the boards with TDA1541 A simultaneous data output and 22 5792 24 576 MHz master clocks Please note that the Windows audio is currently limite...

Страница 7: ...chieved by four U FL cables Data L Data R BCK LE while I2S requires three U FL cables Data BCK WS By making these connections the whole set up is ready for operation Two boards should be placed one be...

Страница 8: ...s 110 mm width x 120 mm depth There are four mounting holes each 4 mm in diameter located 5 mm from the board back left and front edge and 25 mm from the right edge Center of USB connector is 27 mm fr...

Страница 9: ...cture shows USB input connector J101 S PDIF output connector J201 U FL output connectors J202 J210 BNC output connectors J301 J307 transformer connections AC1 AC2 LED indicators D10 D101 D102 and moun...

Страница 10: ...TA RIGHT TDA1541 A simultaneous data split channels 16 bit data is offset binary MSB MSB LE WCLK BCK DATA LEFT DATA RIGHT PCM1704 split channels 24 bit LSB right justi ed MSB MSB BCK LSB RIGHT CHANNEL...

Страница 11: ...Fig 6 24 576 MHz master clock U FL output 12 pF load Fig 7 2 8224 MHz bit clock U FL output 12 pF load 11 Audial USB board...

Страница 12: ...Fig 8 2 8224 MHz bit clock U FL output spectral analysis 200 kHz span Fig 9 1 4112 MHz bit clock U FL output spectral analysis 100 kHz span 12 Audial USB board Mk2...

Страница 13: ...13 Audial USB board Fig 10 2 8224 MHz bit clock BNC output 12 pF load no termination Fig 11 2 8224 MHz bit clock BNC output 75 Ohm 12 pF load...

Страница 14: ...14 Audial USB board Mk2 Fig 12 1 4112 MHz bit clock BNC output spectral analysis 50 kHz span...

Страница 15: ......

Страница 16: ...Copyright 2017 Audial d o o...

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