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AKM AKD4953A-B, Руководство пользователя

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AKM AKD4953A-B Скачать руководство пользователя страница 20

   [AKD4953A-B] 

<KM104800>

                                     

                                                                   

     

2010/10 

- 20 - 

 

 

Setting of center frequency: 4400Hz, 5000Hz, 5400Hz / Band Width: 200Hz(3 band common) 

Figure 18. When there is no center frequency revision 

 

 

Setting of center frequency: 4400Hz, 5000Hz, 5400Hz / Band Width : 200Hz(3 band common) 

Figure 19.

 

When there is a center frequency revision 

Содержание AKD4953A-B

Страница 1: ...ort of IBM AT compatible PC and control software are packed with this This control software does not operate on Windows NT FUNCTION Compatible with 2 types of interface Direct interface with AKM s A D...

Страница 2: ...signal output 3 5V GND Power Supply Terminal Connect power supply with these terminals 4 PORT1 PORT2 Optical Connectors PORT1 DIT Output optical signal from AK4118A PORT2 DIR Input optical signal to...

Страница 3: ...ster clock are fed externally 1 1 Evaluation of Recording block using DIT of AK4118A PORT1 DIT and X1 X tal are used Nothing should be connected to PORT2 DIR and PORT3 DSP JP11 MCKO JP12 LRCK JP13 ADC...

Страница 4: ...ed to PORT2 DIR and PORT3 DSP It is possible to evaluate the AK4953A on Internal Loopback mode ADCPF PFDAC bits 1 It is possible to evaluate at various sampling frequencies using built in AK4953A s PL...

Страница 5: ...H L O 64fs O 1 0 0 1 24bit Left justified 18bit Right justified H L O 64fs O 2 0 1 0 24bit Left justified 20bit Right justified H L O 64fs O 3 0 1 1 24bit Left justified 24bit Right justified H L O 64...

Страница 6: ...us Mode Default 3 JP5 JP6 JP7 JP8 Connection of Mic power OPEN Mic power is not connected Default SHORT Mic power is connected 4 JP9 JP10 JP17 Select I F Mode 3 wire 3 wire Serial Mode I2C I2C Bus Mod...

Страница 7: ...SDA CDTI 10pin Header 10pin Connector 10 wire flat cable PC AKD4953A B 1 2 Figure 3 Connect of 10 wire flat cable Analog Input Output Circuits 1 Input Circuits MPWR2 MPWR1 JP6 JP5 R11 2 2k R9 2 2k C1...

Страница 8: ...04800 2010 10 8 2 Output Circuits 1 HP Output Circuit R3 100 R2 100 C7 0 22u C6 0 22u J4 HP 1 2 3 AVSS HPR HPL Figure 5 HP Output Circuit 2 SPEAKER Output Circuit J5 SPK 1 2 3 SPP SPN Figure 6 SPEAKER...

Страница 9: ...er to the Driver Control Install Manual for AKM Device Control Software for installing the driver When running this control soft on the windows 95 98 ME driver installing is not necessary This control...

Страница 10: ...rs displayed 4 All Read Executing read commands for all registers displayed AKD4953A B does not support READ function 5 Save Saving current register settings to a file 6 Load Executing data write from...

Страница 11: ...A B KM104800 2010 10 11 Tab Functions 1 Function Function control This tab is for function control Each operation is executed by the function buttons on the left side of the screen Figure 8 Window of...

Страница 12: ...io I F Setting When System Clock Audio I F button is clicked the window as shown in Figure 9 opens This window is for System Clock and Audio I F Setting Refer to the datasheet for register settings of...

Страница 13: ...010 10 13 1 2 ALC Setting When ALC Setting button is clicked the window as shown in Figure 10 opens This window is for ALC setting Refer to the datasheet for register settings of the AK4953A Figure 10...

Страница 14: ...s window is for Volume setting Refer to the datasheet for register settings of the AK4953A Register map Figure 11 Window of Volume Setting The volume can be controlled by slide bars A register writing...

Страница 15: ...moved to the value that written in the dialog box Use the mouse or arrow keys on the keyboard for small adjustments 1 4 Beep Setting When Beep Setting button is clicked the window as shown in Figure...

Страница 16: ...mmable Filters such as HPF and EQ filters a register writing and a frequency response checking of HPF and EQ filter can be made When Digital Filter button is clicked the window as shown in Figure 14 o...

Страница 17: ...Hz Center Frequency 0 497 fs EQ1 5 Band Width EQ1 5 Band Width Note 1 1Hz Band Width 0 497 fs EQ1 5 Gain EQ1 5 Gain Note 2 1 Gain 3 Note 1 A gain difference is a bandwidth of 3dB from center frequency...

Страница 18: ...yed and a calculation of register setting is not carried out Figure 16 A register setting calculation result Followings are the cases when a register set value is updated 1 When Register Setting butto...

Страница 19: ...check button Notch Filter Auto Correction 1 5 4 Automatic correction of the center frequency of a notch filter When set a gain of 5 band Equalizer to 1 Equalizer becomes a notch filter When the center...

Страница 20: ...r frequency 4400Hz 5000Hz 5400Hz Band Width 200Hz 3 band common Figure 18 When there is no center frequency revision Setting of center frequency 4400Hz 5000Hz 5400Hz Band Width 200Hz 3 band common Fig...

Страница 21: ...ndicates H or 1 and the bit name is in red when read only it is in deep red Button Up indicates L or 0 and the bit name is in blue when read only it is in gray Grayout registers are Read Only register...

Страница 22: ...ame time Click Write button located on the right of the each corresponded address for a pop up dialog box When checking the checkbox the register will be H or 1 when not checking the register will be...

Страница 23: ...AKD4953A B KM104800 2010 10 23 3 Tool Testing Tools This tab screen is for evaluation testing tool Click buttons for each testing tool Figure 22 Window of Tool...

Страница 24: ...ng all register writings Writings are executed in descending order Help Help window is popped up Save Saving the register setting file assignment The file name is mar Open right Opening a saved regist...

Страница 25: ...adecimal numbers Mask Box Input mask data in hexadecimal numbers This is AND processed input data Write Writing to the address specified by Address box Read Reading from the address specified by Addre...

Страница 26: ...ure 25 Window of Sequence Sequence Setting Set register sequence by following process bellow 1 Select a command Use Select pull down box to choose commands Corresponding boxes will be valid Select Pul...

Страница 27: ...nterval Stop None End None Control Buttons The function of Control Button is shown bellow Start Executing the sequence Help Opening a help window Save Saving sequence settings as a file The file name...

Страница 28: ...ettings Sequences are executed in descending order Help Pop up the help window Save Saving sequence setting file assignment The file name is mas Open right Opening a saved sequence setting file assign...

Страница 29: ...N A weighted 96 1 96 1 dB fs 96kHz BW 40kHz S N D 1dBFS 80 4 80 dB DR 60dBFS A Weighted 97 3 97 3 dB S N A weighted 97 3 97 3 dB Result Lch Rch Unit ADC LIN1 RIN1 ADC IVOL IVOL 0dB ALC OFF MGAIN 20dB...

Страница 30: ...AKD4953A B KM104800 2010 10 30 PLOT DATA ADC LIN1 RIN1 ADC 0dB fs 44 1kHz Figure 28 FFT Plot Input level 1dBFS Figure 29 FFT Plot Input level 60dBFS...

Страница 31: ...AKD4953A B KM104800 2010 10 31 fs 44 1kHz Figure 30 FFT Plot No signal Figure 31 THD N vs Input Level fin 1kHz...

Страница 32: ...ic Capacitor In this case a ceramic capacitor is used LIN1 and RIN1 pin on the AKD4953A B As the performance of a ceramic capacitor is not so good about low frequency signal Refer to Figure 33 about t...

Страница 33: ...AKD4953A B KM104800 2010 10 33 fs 44 1kHz Figure 34 Linearity fin 1kHz Figure 35 Frequency Response Input level 1dBFS...

Страница 34: ...AKD4953A B KM104800 2010 10 34 fs 44 1kHz Figure 36 Crosstalk Plot Input level 1dBFS...

Страница 35: ...AKD4953A B KM104800 2010 10 35 ADC LIN1 RIN1 ADC 0dB fs 96kHz Figure 37 FFT Plot Input level 1dBFS Figure 38 FFT Plot Input level 60dBFS...

Страница 36: ...AKD4953A B KM104800 2010 10 36 fs 96kHz Figure 39 FFT Plot No signal Figure 40 THD N vs Input Level fin 1kHz...

Страница 37: ...c Capacitor In this case a ceramic capacitor is used LIN1 and RIN1 pin on the AKD4953A B As the performance of a ceramic capacitor is not so good about low frequency signal Refer to Figure 42 about th...

Страница 38: ...AKD4953A B KM104800 2010 10 38 fs 96kHz Figure 43 Linearity fin 1kHz Figure 44 Frequency Response Input level 1dBFS...

Страница 39: ...AKD4953A B KM104800 2010 10 39 fs 96kHz Figure 45 Crosstalk Plot Input level 1dBFS...

Страница 40: ...AKD4953A B KM104800 2010 10 40 PLOT DATA ADC LIN1 RIN1 ADC 20dB fs 44 1kHz Figure 46 FFT Plot Input level 1dBFS Figure 47 FFT Plot Input level 60dBFS...

Страница 41: ...AKD4953A B KM104800 2010 10 41 fs 44 1kHz Figure 48 FFT Plot No signal Figure 49 THD N vs Input Level fin 1kHz...

Страница 42: ...ic Capacitor In this case a ceramic capacitor is used LIN1 and RIN1 pin on the AKD4953A B As the performance of a ceramic capacitor is not so good about low frequency signal Refer to Figure 51 about t...

Страница 43: ...AKD4953A B KM104800 2010 10 43 fs 44 1kHz Figure 52 Linearity fin 1kHz Figure 53 Frequency Response Input level 1dBFS...

Страница 44: ...AKD4953A B KM104800 2010 10 44 fs 96kHz Figure 54 Crosstalk Plot Input level 1dBFS...

Страница 45: ...AKD4953A B KM104800 2010 10 45 ADC LIN1 RIN1 ADC 20dB fs 96kHz Figure 55 FFT Plot Input level 1dBFS Figure 56 FFT Plot Input level 60dBFS...

Страница 46: ...AKD4953A B KM104800 2010 10 46 fs 96kHz Figure 57 FFT Plot No signal Figure 58 THD N vs Input Level fin 1kHz...

Страница 47: ...c Capacitor In this case a ceramic capacitor is used LIN1 and RIN1 pin on the AKD4953A B As the performance of a ceramic capacitor is not so good about low frequency signal Refer to Figure 60 about th...

Страница 48: ...AKD4953A B KM104800 2010 10 48 fs 96kHz Figure 61 Linearity fin 1kHz Figure 62 Frequency Response Input level 1dBFS...

Страница 49: ...AKD4953A B KM104800 2010 10 49 fs 96kHz Figure 63 Crosstalk Plot Input level 1dBFS...

Страница 50: ...AKD4953A B KM104800 2010 10 50 DAC DAC HPL HPR fs 44 1kHz Figure 64 FFT Plot Input level 0dBFS Figure 65 FFT Plot Input level 3dBFS...

Страница 51: ...AKD4953A B KM104800 2010 10 51 fs 44 1kHz Figure 66 FFT Plot No signal Figure 67 THD N vs Input Level fin 1kHz...

Страница 52: ...AKD4953A B KM104800 2010 10 52 fs 44 1kHz Figure 68 THD N vs Input Frequency Input level 3dBFS Figure 69 Linearity fin 1kHz...

Страница 53: ...AKD4953A B KM104800 2010 10 53 fs 44 1kHz Figure 70 Frequency Response Input level 0dBFS Figure 71 Crosstalk Plot Test Point is device pin...

Страница 54: ...AKD4953A B KM104800 2010 10 54 DAC DAC HPL HPR fs 96kHz Figure 72 FFT Plot Input level 0dBFS Figure 73 FFT Plot Input level 3dBFS...

Страница 55: ...AKD4953A B KM104800 2010 10 55 fs 96kHz Figure 74 FFT Plot No signal Figure 75 THD N vs Input Level fin 1kHz...

Страница 56: ...AKD4953A B KM104800 2010 10 56 fs 96kHz Figure 76 THD N vs Input Frequency Input level 3dBFS Figure 77 Linearity fin 1kHz...

Страница 57: ...AKD4953A B KM104800 2010 10 57 fs 96kHz Figure 78 Frequency Response Input level 0dBFS Figure 79 Crosstalk Plot Test Point is device pin...

Страница 58: ...AKD4953A B KM104800 2010 10 58 DAC DAC SPK SPKG1 0 00 fs 44 1kHz Figure 80 FFT Plot Input level 0 5dBFS Figure 81 FFT Plot Input level 60dBFS...

Страница 59: ...AKD4953A B KM104800 2010 10 59 fs 44 1kHz Figure 82 FFT Plot No Signal Figure 83 THD N vs Input Level fin 1kHz...

Страница 60: ...AKD4953A B KM104800 2010 10 60 fs 44 1kHz Figure 84 THD N vs Input Frequency Input level 0 5dBFS Figure 85 Linearity fin 1kHz...

Страница 61: ...AKD4953A B KM104800 2010 10 61 fs 44 1kHz Figure 86 Frequency Response Input level 0 5dBFS Figure 87 THD N vs Output Power...

Страница 62: ...f the country of export pertaining to customs and tariffs currency exchange or strategic materials z AKM products are neither intended nor authorized for use as critical componentsNote1 in any safety...

Страница 63: ...1 1 LIN1 DMDAT 2 RIN1 DMCLK 3 PDN 4 CSN SDA 5 CCLK SCL 6 CDTIO CAD0 7 SDTI 8 LRCK 9 BICK 10 SDTO 11 TVDD 12 VSS2 13 MCKI 14 MCKO 15 I2C 16 SVDD 17 VSS4 18 SPN 19 SPP 20 DVDD 21 HPL 22 HPR 23 PVEE 24 V...

Страница 64: ...29 XTI 30 PDN 31 CM0 CDTO CAD1 32 CM1 CDTI SDA 33 OCKS1 CCLK SCL 34 OCKS0 CSN CAD0 35 INT0 36 AVDD 38 R 39 VCOM 40 VSS3 41 RX0 42 NC 43 RX1 44 TEST1 45 RX2 46 VSS4 47 RX3 48 VIN GP0 12 LRCK 24 SDTO 2...

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