AKM AKD4396-SBW Manual Download Page 1

  

[AKD4396-SBW] 

<KM078103> 1 2011/03 

 

 

General Description 

The AKD4396-SBW is an evaluation board for AK4396, which is 192kHz sampling 24Bit 

ΔΣ

 DAC. The 

AKD4396-SBW includes a LPF which can add differential analog outputs from the AK4396 and also has a 
digital interface. Therefore, it is easy to evaluate the AK4396. 
 

 

Ordering Guide 

 
 

AKD4396-SBW --- Evaluation board for AK4396 

 

Function 

 

 

On-board Analog output buffer circuit 

 

 

On-board digital audio interface. (AK4113) 

 

 
 

 

COAX In

 

AK4113

 

AK4396

 

2nd Order LPF

Rch

Lch

DIR

 

Opt In

 

 

Figure 1 

Block diagram 

 

* Circuit diagram and PCB layout are attached at the end of this manual. 

 

COAX is recommended for an evaluation of the Sound quality. 

Evaluation board 

AKD4396-SBW Rev.2

Summary of Contents for AKD4396-SBW

Page 1: ...gital interface Therefore it is easy to evaluate the AK4396 Ordering Guide AKD4396 SBW Evaluation board for AK4396 Function On board Analog output buffer circuit On board digital audio interface AK411...

Page 2: ...always needed Power line 15V Blue 12 15V Regulator Power supply for Op amp This jack is always needed Power line AGND Black 0V GND This jack is always needed Table 1 Set up of power supply lines Each...

Page 3: ...sing such as CD test disk The DIR generates MCLK BICK and LRCK SDATA from the received data through optical connector PORT2 TORX176 Setting of jumper is shown below JP1 OPT COAX PORT2 Figure 3 Jumper...

Page 4: ...s differential outputs 1st order LPF fc 284k G 0 84dB NJM5534D is used for op amp on this board that has low noise and high voltage torelance characteristics Analog signal is output via BNC connectors...

Page 5: ...peration flow Keep the following flow 1 Set up the control program according to explanation above 2 Click Port Reset button Explanation of each buttons 1 Port Reset Set up the USB interface board AKDU...

Page 6: ...K4396 click OK button If not click Cancel button 3 Function2 Dialog Dialog to evaluate ATT Address Box Input registers address in 2 figures of hexadecimal Start Data Box Input starts data in 2 figures...

Page 7: ...f file name is akr Operation flow 1 Click Save Button 2 Set the file name and push Save Button The extension of file name is akr 4 2 Open The register setting data saved by Save is written to AK4396 T...

Page 8: ...val time Set 1 to the address of the step where the sequence should be paused 3 Click Start button Then this sequence is executed The sequence is paused at the step of Interval 1 Click START button th...

Page 9: ...SBW KM078103 9 2011 03 6 Function4 Dialog The sequence that is created on Function3 can be assigned to buttons and executed When F4 button is clicked the window as shown in Figure 6 opens Figure 6 F4...

Page 10: ...ecuted 3 2 SAVE and OPEN buttons on right side SAVE The sequence file names can assign be saved The file name is ak4 OPEN The sequence file names assign that are saved in ak4 are loaded 3 3 Note 1 Thi...

Page 11: ...and select the register setting file akr 2 Click WRITE button then the register setting is executed 7 2 SAVE and OPEN buttons on right side SAVE The register setting file names assign can be saved Th...

Page 12: ...ults S N D 1kHz 0dB 20kLPF 99 4 dB DR 1kHz 60dB 22kLPF A weighted 119 0 dB S N 0 data 22kLPF A weighted 119 0 dB fs 96kHz Parameter Input signal Measurement filter Results S N D 1kHz 0dB 40kLPF 99 0 d...

Page 13: ...1k 2k 5k 10k Hz 160 0 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 9 FFT fin 1kHz Input Level 0dBFS AKM AK4396 FFT plot fs 44 1kHz AVDD DVDD 5V 60dBFS input 160 0 150 140 130 120...

Page 14: ...110 100 90 80 70 60 50 40 30 20 10 d B r A 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 11 FFT Noise Floor AKM AK4396 FFT fs 44 1kHz AVDD DVDD 5V 0dBFS input outband noize 160 0 150 140 130 120 110 10...

Page 15: ...20 10 dBFS 140 80 135 130 125 120 115 110 105 100 95 90 85 d B r A Figure 13 THD N vs Input level fin 1kHz AKM AK4396 THD N vs Input Frequency fs 44 1kHz AVDD DVDD 5V 0dBFS input 20 20k 50 100 200 50...

Page 16: ...0 30 20 10 dBFS 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 15 Linearity fin 1kHz AKM AK4396 Frequency Respons fs 44 1kHz AVDD DVDD 5V 0dBFS input 2k 20k 4k 6k 8k 10k 12k 14k 1...

Page 17: ...8103 17 2011 03 AKM AK4396 Crosstalk Red Lch Blue Rch fs 44 1kHz AVDD DVDD 5V 0dBFS input 20 20k 50 100 200 500 1k 2k 5k 10k Hz 140 80 135 130 125 120 115 110 105 100 95 90 85 d B Figure 17 Crosstalk...

Page 18: ...k 20k Hz 160 0 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 18 FFT fin 1kHz Input Level 0dBFS AKM AK4396 FFT fs 96kHz AVDD DVDD 5V 0dBFS input notch 40 40k 50 100 200 500 1k 2k 5k...

Page 19: ...k 5k 10k 20k Hz 160 0 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 20 FFT fin 1kHz Input Level 60dBFS AKM AK4396 FFT fs 96kHz AVDD DVDD 5V No signal input 40 40k 50 100 200 500 1k...

Page 20: ...30 20 10 dBFS 140 80 135 130 125 120 115 110 105 100 95 90 85 d B r A Figure 22 THD N vs Input level fin 1kHz AKM AK4396 THD N vs Input Frequency fs 96kHz AVDD DVDD 5V 0dBFS input 40 40k 50 100 200 50...

Page 21: ...0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 24 Linearity fin 1kHz AKM AK4396 Frequency Respons fs 96kHz AVDD DVDD 5V 0dBFS input 2 5k 40k 5k 7 5k 10k 12 5k 15k 17 5k 20k 22 5k 25k...

Page 22: ...103 22 2011 03 AKM AK4396 Crosstalk Red Lch Blue Rch fs 96kHz AVDD DVDD 5V 0dBFS input 40 40k 50 100 200 500 1k 2k 5k 10k 20k Hz 140 80 135 130 125 120 115 110 105 100 95 90 85 d B Figure 26 Crosstalk...

Page 23: ...0k 50k Hz 160 0 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 27 FFT fin 1kHz Input Level 0dBFS AKM AK4396 FFT fs 192kHz AVDD DVDD 5V 0dBFS input notch 90 80k 200 500 1k 2k 5k 10k...

Page 24: ...10 100 90 80 70 60 50 40 30 20 10 d B r A 90 80k 200 500 1k 2k 5k 10k 20k 50k Hz Figure 29 FFT fin 1kHz Input Level 60dBFS AKM AK4396 FFT fs 192kHz AVDD DVDD 5V No signal input 160 0 150 140 130 120 1...

Page 25: ...30 20 10 dBFS 140 80 135 130 125 120 115 110 105 100 95 90 85 d B r A Figure 31 THD N vs Input level fin 1kHz AKM AK4396 THD N vs Input Frequency fs 192kHz AVDD DVDD 5V 0dBFS input 90 80k 200 500 1k...

Page 26: ...FS 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A Figure 33 Linearity fin 1kHz AKM AK4396 Frequency Respons fs 192kHz AVDD DVDD 5V 0dBFS input 5k 80k 10k 15k 20k 25k 30k 35k 40k 45k 50k...

Page 27: ...103 27 2011 03 AKM AK4396 Cross talk Red Lch Blue Rch fs 192kHz AVDD DVDD 5V 0dBFS input 90 80k 200 500 1k 2k 5k 10k 20k 50k Hz 140 80 135 130 125 120 115 110 105 100 95 90 85 d B Figure 35 Crosstalk...

Page 28: ...1 in any safety life support or other hazard related device or systemNote2 and AKM assumes no responsibility for such use except for the use approved with the express written consent by Representative...

Page 29: ...HC14 U1B 74HC14 3 4 R24 10k R24 10k U2 AK4113 U2 AK4113 DVDD 1 DVSS 2 TVDD 3 V TX 4 XTI 5 XTO 6 PDN 7 R 8 AVDD 9 AVSS 10 RX1 11 RX2 DIF0 12 RX3 DIF1 13 RX4 DIF2 14 INT1 17 P SN 18 FS96 I2C 19 INT0 20...

Page 30: ...3 open C41 3 3n C41 3 3n U6 NJM5534D U6 NJM5534D 3 2 6 7 4 R31 330 R31 330 R61 100 R61 100 R49 1 2k R49 1 2k C61 100p C61 100p C48 100p C48 100p C45 100p C45 100p R38 short R38 short C54 100u C54 100u...

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