AKM AK5394A Manual Download Page 12

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ASAHI KASEI

[AKD5394A]

2005/05

1. AP2C

1-1. fs=48kHz

A K M

F FT plot(AK 5394 R ev.B fs=48kHz, -1dB )

20k

100

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500

10k

-180

+ 0

-170

-160

-150

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

Figure 1-1-1. FFT (1kHz, –1dB input)

A K M

F FT plot(A K 5394 R ev.B fs=48kHz, -60dB )

20k

100

200

500

10k

-180

+ 0

-170

-160

-150

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

Figure 1-1-2. FFT (1kHz, –60dB input)

Summary of Contents for AK5394A

Page 1: ... evaluation boards via 10 line flat cable Ordering guide AKD5394A AK5394A Evaluation Board FUNCTION Analog input buffer circuits Clock generator circuits 2 type digital audio interfaces Optical output or COAX output by DIT AK4103A Direct interface with AKM s D A converter evaluation boards via 10 line flat cable BNC connector for external clock input AK5394A Input Buffer 4 75 5 25V GND Lch Rch AK4...

Page 2: ...Include AGND and DGND of AK5394A DGND Black 0V Digital Ground Logic part When 5394_VD is operated on 3 0 4 75V JP15 IF 5V should be connected to 5394_VD Each supply line should be distributed from the power supply unit 2 Set up the evaluation modes jumper pins and DIP switches See the followings 3 Power on The AK5394A and AK4103A should be reset once by bringing SW1 PDN to L after power on After t...

Page 3: ...K 12 288M 6 144M 3 072M JP2 CLK JP13 LRCK1 HC74 74HC4040 BNC X tal Figure2 Setting of jumper pin Use DIT default 2 Use AKM s D A evaluation board It is able to evaluate AKM s D A evaluation board connecting to PORT3 EXT via 10pin flat cable When MCLK SCLK BICK and LRCK are sent to a D A board setting of jumper pin is the same as 1 When MCLK SCLK BICK and LRCK are received from a D A board setting ...

Page 4: ...itch SW3 2 Setting of DIP switch SW2 AK5394A SW3 AK4103A 1 Setting of DIP switch SW2 AK5394A Sampling Speed Normal Double Quad DFS1 SW2 1 OFF OFF ON DFS0 SW2 2 OFF ON OFF LRCK fs 54kHz 108kHz 216kHz SCLK 128fs 64fs 64fs MCLK 256fs 128fs 64fs default Table3 Setting of DFS1 DFS0 In the case of Quad Speed MCLK of AK4103A is 128fs SMODE2 SW2 4 SMODE1 SW2 5 Audio Format OFF OFF Slave Mode default OFF O...

Page 5: ...s default ON 24bit I2S 50 128fs Table6 Audio format of AK4103A SW3 2 3 4 5 Set sampling frequency of channel status default is all OFF SW3 1 Set validity of channel status default is OFF 3 Setting of clock Setting of clock of AK5394A and AK4103A LRCK fs MCLK BICK JP9 JP11 JP12 JP13 48kHz 256fs 128fs 64fs 12 288M 6 144M 3 072M 48k HC74 default 96kHz 128fs 64fs 12 288M 6 144M 96k HC74 192kHz 64fs 64...

Page 6: ...the frequency of MCLK for AK5394A Note1 24 576M Note2 x 1 12 288M Note2 x 1 2 default JP11 BICK select the frequency of SCLK BICK for AK5394A and AK4103A Note1 12 288M Note2 x 1 2 6 144M Note2 x 1 4 default 3 072M Note2 x 1 8 JP12 LRCK select the frequency of LRCK for AK5394A and AK4103A Note1 192k Note2 x 1 128 96k Note2 x 1 256 48k Note2 x 1 512 default JP13 LRCK1 select the adjust of the phase ...

Page 7: ...nput jumper should be short For XLR input jumper should be open The input level of this circuit is 12 7Vpp AK5394A 2 4Vpp Typ When using this circuit analog characteristics at fs 48kHz is DR 120dB S N D 105dB 4 7k 91 3 3k 620 91 620 Analog In 12 7Vpp 68µ NJM5534 VA 5V VP 15V 4 7k 10µ 10k 10k 0 1µ Bias VA 2 4Vpp 2 4Vpp VP VP Bias 1n 3 3k 1n Bias 2 2n 68µ XLR Vin Vin Jumper Jumper NJM5534 NJM5534 AK...

Page 8: ... is possibility that the offset calibration does not performed correctly if the offset calibration cycle is started right after power up Because the internal VREF cannot settle to the appropriate voltage when the calibration cycle is completed In this case the offset calibration cycle should be started again after the VREF voltage settled Figure 8 The relationship between the capacitance and the V...

Page 9: ... 130 60 125 120 115 110 105 100 95 90 85 80 75 70 65 d B F S 10 20k 20 50 100 200 500 1k 2k 5k 10k Hz Figure 7 THD N vs Frequency Capacitor C µF Settling Time T s 0 005 x C 1000 5 470 2 4 220 1 1 100 0 5 Table 10 Capacitors connected between VREF and GND and Settling Time RSTN SDATA tRTV tRCR CAL tRTW tRCF VA VD Settling Time of VREF pin T s 0 005 x C 150ns 1ms Figure 8 Reset Calibration Timing 10...

Page 10: ...Results fs 48kHz 96kHz BW 20kHz Fs 2 48kHz S N D 1kHz 1dB 106 0 105 6 1kHz 20dB 98 1 94 1 1kHz 60dB 57 3 54 1 DR 1kHz 60dB A weighted 121 0 121 0 118 7 115 1 S N no signal A weighted 121 1 121 2 dB 2 VREF cap 10µF Meas Unit R S I F Serial MUX Parameter Input signal Measurement filter Results fs 192kHz BW 80kHz S N D 1kHz 1dB 105 1 1kHz 20dB 91 0 1kHz 60dB 54 1 DR 1kHz 60dB A weighted 119 0 111 5 S...

Page 11: ...dB input Figure 1 1 8 Cross talk 1dB input 1 2 fs 96kHz Figure 1 2 1 FFT 1kHz 1dB input Figure 1 2 2 FFT 1kHz 60dB input Figure 1 2 3 FFT off the input Figure 1 2 4 THD N vs Input Frequency 1dB input Figure 1 2 5 THD N vs Input Level 1kHz input Figure 1 2 6 Linearity fin 1kHz Figure 1 2 7 Frequency Response 1dB input Figure 1 2 8 Cross talk 1dB input 2 R S FFT BW fs 2 point 8192 2 1 fs 192kHz Figu...

Page 12: ...0 200 500 1k 2k 5k 10k Hz 180 0 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 1 1 1 FFT 1kHz 1dB input AKM FFT plot AK5394 Rev B fs 48kHz 60dB 20 20k 50 100 200 500 1k 2k 5k 10k Hz 180 0 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 1 1 2 FFT 1kHz 60dB input ...

Page 13: ... 10k Hz 180 0 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 1 1 3 FFT off the input AKM AK5394 Rev B THD N vs Frequency AV 5V DV 3 3V 20 20k 50 100 200 500 1k 2k 5k 10k Hz 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 1 1 4 THD N vs Input Frequency 1dB input ...

Page 14: ... 50 40 30 20 10 dBr 150 90 145 140 135 130 125 120 115 110 105 100 95 d B F S Figure 1 1 5 THD N vs Input Level 1kHz input AKM 02 23 01 15 08 56 AK5394 Rev A Linearity AV 5V DV 3 3V 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 dBr 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 1 1 6 Linearity fin 1kHz ...

Page 15: ...Hz 1 1 0 9 1 08 1 06 1 04 1 02 1 0 98 0 96 0 94 0 92 d B F S Figure 1 1 7 Frequency Response 1dB input AKM AK5394 Rev A Crosstalk Upper 20Hz R Lch Lower 20Hz Lch Rch AV 5V DV 3 3V 20 20k 50 100 200 500 1k 2k 5k 10k Hz 180 100 175 170 165 160 155 150 145 140 135 130 125 120 115 110 105 d B F S Figure 1 1 8 Cross talk 1dB input ...

Page 16: ... A fs 96kHz 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz 180 0 160 140 120 100 80 60 40 20 d B F S Figure 1 2 1 FFT 1kHz 1dB input AKM FFT plot AK5394 Rev A fs 96kHz 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz 180 0 160 140 120 100 80 60 40 20 d B F S Figure 1 2 2 FFT 1kHz 60dB input ...

Page 17: ...200 500 1k 2k 5k 10k 20k Hz 180 0 160 140 120 100 80 60 40 20 d B F S Figure 1 2 3 FFT 1kHz 60dB input AKM AK5394 Rev A THD N vs Frequency fs 96k AV 5V DV 3 3V 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz 130 60 125 120 115 110 105 100 95 90 85 80 75 70 65 d B F S Figure 1 2 4 FFT off the input ...

Page 18: ...0 60 50 40 30 20 10 dBr 150 90 145 140 135 130 125 120 115 110 105 100 95 d B F S Figure 1 2 5 THD N vs Input Level 1kHz input AKM 02 23 01 15 38 31 AK5394 Rev B Linearity AV 5V DV 3 3V 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 dBr 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 1 2 6 Linearity fin 1kHz ...

Page 19: ...0k Hz 1 1 0 9 1 08 1 06 1 04 1 02 1 0 98 0 96 0 94 0 92 d B F S Figure 1 2 7 Frequency Response 1dB input AKM AK5394 Rev B Crosstalk Upper 100Hz R Lch Lower 100Hz Lch Rch AV 5V DV 3 3V 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz 180 100 175 170 165 160 155 150 145 140 135 130 125 120 115 110 105 d B F S Figure 1 2 8 Cross talk 1dB input ...

Page 20: ...ASAHI KASEI AKD5394A KM064804 2005 05 20 2 3 fs 192kHz Figure 2 1 1 FFT 1kHz 1dB input Figure 2 1 2 FFT 1kHz 60dB input ...

Page 21: ...ASAHI KASEI AKD5394A KM064804 2005 05 21 Figure 2 1 3 FFT off the input Figure 2 1 4 THD N vs Input Frequency 1dB input ...

Page 22: ...ASAHI KASEI AKD5394A KM064804 2005 05 22 Figure 2 1 5 THD N vs Input Level 1kHz input Figure 2 1 6 Linearity fin 1kHz ...

Page 23: ...ASAHI KASEI AKD5394A KM064804 2005 05 23 Figure 2 1 7 Frequency Response 1dB input ...

Page 24: ...nge Exchange signal lines Analog input AINL ÅÆ AINL AINR ÅÆ AINR Error Correct Setting of jumper pin Default setting JP1 5394_VA openÆshort JP12 LRCK 96KÆ48K JP16 XTE no descriptionÆopen Operation sequence 1 Set up the power supply lines Connector name 4103 Æ 4103_VD Jumper pin number JP12 IF 5V Æ JP15 IF 5V Device name for DIT AK4103ÆAK4103A Change figures and tables Evaluation mode Setting of DI...

Page 25: ...xpress written consent of the Representative Director of AKM As used here a A hazard related device or system is one designed or intended for life support or maintenance of safety or for applications in medicine aerospace nuclear energy or other fields in which its failure to function or perform may reasonably be expected to result in loss of life or in significant injury or damage to person or pr...

Page 26: ...C58 10u 3 4 U2B 74HC14 U2B 74HC14 OUT 3 GND 2 IN 1 T1 NJM78M05FA T1 NJM78M05FA C5 0 1u C5 0 1u R49 100 R49 100 C4 0 1u C4 0 1u C15 10u C15 10u 9 8 U2D 74HC14 U2D 74HC14 C6 0 1u C6 0 1u 1 2 L1 short L1 short C55 0 22u C55 0 22u C57 0 22u C57 0 22u C17 0 1u C17 0 1u 13 12 U2F 74HC14 U2F 74HC14 1 2 U2A 74HC14 U2A 74HC14 VREFL 1 VREFL 2 VCOML 3 AINL 4 AINL 5 ZCAL 6 VD 7 DGND 8 CAL 9 RSTN 10 SMODE2 11 ...

Page 27: ...78 10u C11 1n C11 1n JP6 HIF3G 50P 2 54DSA 2x1 JP6 HIF3G 50P 2 54DSA 2x1 C40 0 1u C40 0 1u C9 1n C9 1n R32 4 7k R32 4 7k C62 10u C62 10u R12 91 R12 91 R25 620 R25 620 R5 91 R5 91 C75 10u C75 10u C45 2 2n C45 2 2n R19 4 7k R19 4 7k 3 2 6 7 4 U4 NJM5534D U4 NJM5534D C20 Open C20 Open C28 10u C28 10u R29 10k R29 10k C77 0 1u C77 0 1u R22 620 R22 620 C66 10u C66 10u JP3 HIF3G 50P 2 54DSA 2x1 JP3 HIF3G...

Page 28: ... 4 5 6 7 8 16 15 14 13 12 11 10 9 SW3 DSS108 SW3 DSS108 5 6 U13C 74HCU04 U13C 74HCU04 GND 1 IF 2 VCC 3 IN 4 5 5 6 6 PORT2 TOTX176 PORT2 TOTX176 JP11 HIF3G 50P 2 54DSA 3x2 JP11 HIF3G 50P 2 54DSA 3x2 R46 100 R46 100 R38 150 R38 150 J6 BNC R PC J6 BNC R PC C73 0 1u C73 0 1u C74 0 1u C74 0 1u R50 100 R50 100 11 10 U13E 74HCU04 U13E 74HCU04 3 4 U13B 74HCU04 U13B 74HCU04 JP12 HIF3G 50P 2 54DSA 3x2 JP12 ...

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