Asahi KASEI AKD4382A-SB Manual Download Page 16

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[AKD4382A-SB]

<KM089400> 16

2007/06

(fs=44.1kHz)

AKM

AK4382A Linearity

VDD=5V, fs=44.1kHz, fin=1kHz

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

dBFS

Figure 15. Linearity (fin=1kHz)

AKM

AK4382A Frequency Response

VDD=5V, fs=44.1kHz, 0dBFS input

-1

-0.9

-0.8

-0.7

-0.6

-0.5

-0.4

-0.3

-0.2

-0.1

+0.1

+0.2

+0.3

+0.4

+0.5

+0.6

+0.7

+0.8

+0.9

20k

10k

12k

14k

16k

18k

Figure 16. Frequency Response (

0dBFS input

)

Summary of Contents for AKD4382A-SB

Page 1: ...it is easy to evaluate the AK4382A Ordering Guide AKD4382A SB Evaluation board for AK4382A Function On board Analog output buffer circuit On board digital audio interface AK4113 AK4382A AK4113 COAX In...

Page 2: ...d to power supply 15V Blue 12 15V For op amps This jack should be always connected to power supply AGND Black 0V GND This jack should be always connected to power supply Table 1 Set up of power supply...

Page 3: ...k The DIR generates MCLK BICK LRCK and SDATA from the received data through optical connector PORT3 TORX176 Setting of jumper is shown below JP4 OPT COAX RX Figure 3 Jumper setting when using DIR 3 Al...

Page 4: ...LPF is required Analog signal is output through BNC connectors on the board And the output level of the AK4382A is 5 5Vpp 5V LOUT ROUT LOUT ROUT 15V 15V OP275 R1 C1 R3 R2 C2 R1 R3 R2 C2 10u 10k 220 F...

Page 5: ...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 AKDUSBIF A in cas...

Page 6: ...2A 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 of...

Page 7: ...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 AK4382A 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: ...A SB KM089400 9 2007 06 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 6 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 6 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: ...94 1 dB DR 1kHz 60dB 22kLPF A weighted 112 5 dB 112 5 dB S N 0 data 22kLPF A weighted 112 5 dB 112 4 dB fs 96kHz Parameter Input signal Measurement filter Lch Rch S N D 1kHz 0dB 40kLPF 92 1 dB 92 6 dB...

Page 13: ...130 120 110 100 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 9 FFT fin 1kHz 0dBFS input AKM AK4382A FFT VDD 5V fs 44 1kHz fin 1kHz 60dBFS input 180 0 170 160 150 14...

Page 14: ...10 100 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 AK4382A FFT Out of band noise VDD 5V fs 44 1kHz No signal input 180 0 170 160 150 140 130...

Page 15: ...0 105 100 95 90 85 80 75 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 13 THD N vs Input level fin 1kHz AKM AK4382A THD N vs Input Frequency VDD 5V fs 44 1kHz 0dBFS input 120 70 115 110...

Page 16: ...40 30 20 10 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 15 Linearity fin 1kHz AKM AK4382A Frequency Response VDD 5V fs 44 1kHz 0dBFS input 1 1 0 9 0 8 0 7 0 6 0 5 0 4 0 3 0 2 0 1 0 0...

Page 17: ...0 17 2007 06 fs 44 1kHz AKM AK4382A Crosstalk Red Lch Blue Rch VDD 5V fs 44 1kHz 0dBFS input 140 70 135 130 125 120 115 110 105 100 95 90 85 80 75 d B 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 17 C...

Page 18: ...80 70 60 50 40 30 20 10 d B r A 40 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 18 FFT fin 1kHz 0dBFS input AKM AK4382A FFT Notch Filter ON VDD 5V fs 96kHz fin 1kHz 0dBFS input 180 0 170 160 150 140...

Page 19: ...130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A 40 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 20 FFT fin 1kHz 60dBFS input AKM AK4382A FFT VDD 5V fs 96kHz No signal input 180 0 170 160 150 140 1...

Page 20: ...05 100 95 90 85 80 75 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 22 THD N vs Input level fin 1kHz AKM AK4382A THD N vs Input Frequency VDD 5V fs 96kHz 0dBFS input 120 70 115 110 105...

Page 21: ...20 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 24 Linearity fin 1kHz AKM AK4382A Frequency Response VDD 5V fs 96kHz 0dBFS input 1 1 0 9 0 8 0 7 0 6 0 5 0 4 0 3 0 2 0 1 0 0 1 0 2 0 3 0 4 0 5 0 6 0...

Page 22: ...0 22 2007 06 fs 96kHz AKM AK4382A Crosstalk Red Lch Blue Rch VDD 5V fs 96kHz 0dBFS input 140 70 135 130 125 120 115 110 105 100 95 90 85 80 75 d B 40 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 26 C...

Page 23: ...0 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 27 FFT fin 1kHz 0dBFS input AKM AK4382A FFT Notch Filter ON VDD 5V fs 192kHz fin 1kHz 0dBFS input 180 0 170 160 150 1...

Page 24: ...140 130 120 110 100 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 60dBFS input AKM AK4382A FFT VDD 5V fs 192kHz No signal input 180 0 170 160 150 140...

Page 25: ...105 100 95 90 85 80 75 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 31 THD N vs Input level fin 1kHz AKM AK4382A THD N vs Input Frequency VDD 5V fs 192kHz 0dBFS input 120 70 115 110 10...

Page 26: ...B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 33 Linearity fin 1kHz AKM AK4382A Frequency Response VDD 5V fs 192kHz 0dBFS input 1 1 0 9 0 8 0 7 0 6 0 5 0 4 0 3 0 2 0 1 0 0 1 0 2 0 3 0 4 0...

Page 27: ...0 27 2007 06 fs 192kHz AKM AK4382A Crosstalk Red Lch Blue Rch VDD 5V fs 192kHz 0dBFS input 140 70 135 130 125 120 115 110 105 100 95 90 85 80 75 d B 90 80k 200 500 1k 2k 5k 10k 20k 50k Hz Figure 35 Cr...

Page 28: ...ent by Representative Director of AKEMD As used here Note1 A critical component is one whose failure to function or perform may reasonably be expected to result whether directly or indirectly in the l...

Page 29: ...en R25 470 R25 470 C1 47u C1 47u R50 1M R50 1M R1 open R1 open C8 0 1u C8 0 1u U2 74LVC157 U2 74LVC157 1A 2 1Y 4 1B 3 2A 5 2Y 7 2B 6 3A 11 3Y 9 3B 10 4A 14 4Y 12 4B 13 A B 1 G 15 VCC 16 GND 8 R20 10k...

Page 30: ...0 R39 200 C55 470p C55 470p R35 200 R35 200 C38 0 1u C38 0 1u R30 4 7k R30 4 7k C21 470p C21 470p R33 200 R33 200 C32 10u C32 10u R29 4 7k R29 4 7k C54 10u C54 10u R38 4 7k R38 4 7k R34 4 7k R34 4 7k...

Page 31: ...W1 PDN SW1 PDN 2 1 3 C17 0 1u C17 0 1u U5 AK4113 U5 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...

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