AKM AKD5356 Скачать руководство пользователя страница 12

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ASAHI KASEI

[AKD5356]

2002/10

- 12 -

MEASUREMENT RESULTS EXAMPLE

[Measurement Condition]

•

Measurement Units: Audio Precision, Cascade

•

MCKI: 256fs

•

Bit: 20bit

•

Sampling Frequency: 44.1kHz

•

Measurement Frequency: 10

∼

20kHz

•

Power Supply: MVDD = 2.7V, AVDD = DVDD = 2.5V

•

Temperature: Room

•

Input Frequency: 1kHz

•

Interface: DIT

[Measurement Results]

1. Pre-Amp Characteristics (PREL/PRER

PREOL/PREOR)

Parameter

Pre-Amp Gain

Results

Additional Filter

S/(N+D)
(Vout = –29.2dBV)

+33dB
+28dB
+18dB
+13dB

60dB
65dB
74dB
78dB

Output Noise Level
(Rg = 600

Ω

)

+33dB
+28dB
+18dB
+13dB

-91dBV
-96dBV

-105dBV
-109dBV

A-weighted
A-weighted
A-weighted
A-weighted

2. ADC Characteristics (LINE

ADC)

Results

Parameter

IPGA = 0dB

IPGA = +28dB

Additional Filter

S/(N+D) (–0.5dBFS )

84dB

74dB

DR (–60dBFS)

89dB

79dB

A-weighted

S/N

89dB

79dB

A-weighted

Содержание AKD5356

Страница 1: ...ble PC and control software are packed with this This control software does not support Windows NT 2000 XP FUNCTION Compatible with 2 types of interface Direct interface with AKM s D A converter evalu...

Страница 2: ...ch supply line should be distributed from the power supply unit DVDD and AVDD must be the same voltage level When the regulator 3V output is used AVDD terminal supplies 5V 2 Set up the evaluation mode...

Страница 3: ...dio I F fomat should be the same DIP switch setting AK4103 DIT audio format as the register control software AK5356 audio I F format Audio I F format is shown in Table 1 JP12 SW2 AK5356 DIF bit SDTO B...

Страница 4: ...4fs should be selected in Table 4 JP10 XTE JP11 CLK EXT XTL JP12 BICK JP13 LRCK 512fs 256fs 256 64fs 256 32fs 512 64fs 512 32fs JP14 EXT Figure 4 Jumper Setting n DIP Switch SW2 AK4103 Mode Setting Fo...

Страница 5: ...is supplied from JP17 2 JP15 MVDD Select MVDD pin of the AK5356 TERM MVDD pin is supplied from MVDD terminal REG 3V is supplied to MVDD pin via the regulator 3 JP16 AVDD Select AVDD pin of the AK5356...

Страница 6: ...ASAHI KASEI AKD5356 KM068501 2002 10 6 n Input Output Circuit and Jumper Setting 1 LIN RIN Input circuit C27 10u J6 LIN J7 RIN R15 560 LIN C18 10u RIN R14 560 Figure 6 LIN RIN Input Circuit...

Страница 7: ...7u J5 PRERO MICR PREOR MICR Figure 7 MICL MICR Input and Pre Amp Output Circuit 1 Analog signals are output from PREOL PREOR pins via J3 J5 connectors JP1 PREL_RL Short JP3 PRER_RL Short JP4 L_IN OUT...

Страница 8: ...BN C BNC MIC C6 0 33u 0 33u C5 PREL PRER Figure 8 Pre Amp Input Circuit 1 Analog signals are input to PREL PRER pins via J1 MIC mini jack JP2 PREL_IN MIC JP5 PRER_IN MIC 2 Analog signals are input to...

Страница 9: ...am 5 Then please evaluate according to the follows n Operation flow Keep the following flow 1 Set up the control program according to explanation above 2 Click Port Setup button 3 Click Write default...

Страница 10: ...to write the input data to AK5356 click OK button If not click Cancel button 3 Write Dialog Dialog to write data by mouse operation There are dialogs corresponding to each register Click the Write but...

Страница 11: ...ress 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...

Страница 12: ...cy 1kHz Interface DIT Measurement Results 1 Pre Amp Characteristics PREL PRER PREOL PREOR Parameter Pre Amp Gain Results Additional Filter S N D Vout 29 2dBV 33dB 28dB 18dB 13dB 60dB 65dB 74dB 78dB Ou...

Страница 13: ...AKM 100 0 90 80 70 60 50 40 30 20 10 d B 100 0 90 80 70 60 50 40 30 20 10 dBr Figure 9 THD N vs Output Level Gain 33dB fin 1kHz 0dBr 0dBV AKM 100 0 90 80 70 60 50 40 30 20 10 d B 100 0 90 80 70 60 50...

Страница 14: ...50 40 30 20 10 d B 100 0 90 80 70 60 50 40 30 20 10 dBr Figure 11 THD N vs Output Level Gain 18dB fin 1kHz 0dBr 0dBV AKM 110 0 100 90 80 70 60 50 40 30 20 10 d B 100 0 90 80 70 60 50 40 30 20 10 dBr...

Страница 15: ...5 12 11 5 11 10 5 10 d B V 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 13 Frequency Response Gain 33dB ref 10dBV output 1kHz AKM 120 10 110 100 90 80 70 60 50 40 30 20 10 0 d B V 150 30 140 130 120 1...

Страница 16: ...100 90 80 70 60 50 40 30 20 10 d B 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 15 Crosstalk Gain 33dB AKM 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B V 20 20k 50 100 200 500 1k 2k 5k 10...

Страница 17: ...80 70 60 50 40 30 20 10 d B V 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 17 FFT plot Gain 33dB Output Level 29 2dBV AKM 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B V 20 20k 50 100 200...

Страница 18: ...100 90 80 70 60 50 40 30 20 10 dBr 100 70 98 96 94 92 90 88 86 84 82 80 78 76 74 72 d B F S Figure 19 THD N vs Input Level AKM AK5356 ADC THD N vs Input Frequency fs 44 1kHz 0 5dBr input Line ADC ADC...

Страница 19: ...0 50 40 30 20 10 dBr 100 0 90 80 70 60 50 40 30 20 10 d B F S Figure 21 Linearity fin 1kHz AKM AK5356 ADC Frequency Response fs 44 1kHz 0 5dBr input Line ADC ADC at2c 1 9 0 1 8 1 7 1 6 1 5 1 4 1 3 1 2...

Страница 20: ...DC at2c 150 0 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 23 Crosstalk AKM AK5356 ADC FFT fs 44 1kHz fin 1kHz 0 5dBr input Line ADC ADC at2c 20 20k...

Страница 21: ...150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 25 FFT plot 60dBFS Input AKM AK5356 ADC FFT No signal input Line ADC ADC at2c 180 0 170 160 150...

Страница 22: ...J1 MIC R5 560 R15 560 J4 PRER C23 0 1u C27 10u C11 47u C12 10u C26 10u CN3 15 16 17 18 19 20 21 R4 6 8k JP5 PRER_IN 1 2 3 JP9 DVDD R10 51 R12 51 C29 47u C4 4 7u C28 0 1u JP4 L_IN OUT 1 2 3 C1 0 1u C2...

Страница 23: ...Q7 Q8 Q9 Q10 Q11 Q12 C32 0 1u C37 10u D2 1S1588 2 1 JP14 EXT C33 0 1u R28 10k PORT1 TOTX176 1 2 3 4 5 6 GND IF VCC IN 5 6 C30 47u C40 0 1u U4 AK4103 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20...

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