AKM AKD4552-A Скачать руководство пользователя страница 11

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ASAHI KASEI

[AKD4552-A]

2005/10

1. ADC (Normal Speed)

A K M

A K 4552 A D C T HD +N vs. Input Level

V A=V D =3.0V , fs=44.1kHz, fin=1kHz

-100

-80

-98

-96

-94

-92

-90

-88

-86

-84

-82

-120

-10

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

dB r

Figure 1. THD+N vs. Input Level

A K M

A K 4552 A D C T HD +N vs. Input Frequency

V A =V D =3.0V , fs=44.1kHz, Input=-0.5dB r

-100

-80

-98

-96

-94

-92

-90

-88

-86

-84

-82

20k

100

200

500

10k

Figure 2. THD+N vs. Input Frequency

Содержание AKD4552-A

Страница 1: ...evaluation boards Therefore it s easy to evaluate the D A section The AKD4552 A also has the digital audio interface and can achieve the interface with digital audio systems via opt connector Ordering...

Страница 2: ...the power supply lines VA orange 2 4 4 0V for VA of AK4552 typ 3 0V D2V orange 2 4 4 0V for D2V of 74LVC541 typ 3 0V VCC red 3 6 5 0V for logic AGND black 0V for analog ground including VSS of AK4552...

Страница 3: ...be powered down JP3 LRCK DIR ADC JP4 BCLK JP8 XTE JP13 DIR ADC JP6 SDTI DIR ADC EXT Clock example 1 1 Normal speed of ADC MCLK 256fs Master clock frequency example of X2 X2 8 192MHz 11 2896MHz 12 288M...

Страница 4: ...fs 32kHz 44 1kHz 48kHz JP2 MCKO M2 M1 JP7 SPEED JP9 MCLK X2 X1 X4 X1 X4 X2 X1 X4 X1 JP10 BCFS JP12 LRFS JP11 CLK DIR EXT XTL SW2 MODE 1 2 3 4 5 DEM0 DEM1 OCKS0 OCKS1 CM0 H L L L L 2 2 Normal speed of...

Страница 5: ...B X tal mode for SW2 5 CM0 JP3 LRCK DIR ADC JP4 BCLK JP8 XTE JP13 DIR ADC JP6 SDTI DIR ADC EXT Clock example 3 1 Normal speed MCLK 256fs Master clock frequency example of X1 X1 8 192MHz 11 2896MHz 12...

Страница 6: ...external clock through a BNC connector J5 select EXT on JP11 CLK and short JP8 XTE and open JP13 EXT This mode corresponds to normal speed only JP3 LRCK DIR ADC JP4 BCLK JP8 XTE JP13 DIR ADC JP6 SDTI...

Страница 7: ...T3 ROM Nothing should be connected to PORT1 DIR JP3 LRCK DIR ADC JP4 BCLK JP8 XTE JP13 DIR ADC JP6 SDTI DIR ADC EXT Clock example 5 1 Normal speed of ADC MCLK 256fs Do not use X2 JP2 MCKO M2 M1 JP7 SP...

Страница 8: ...TI DIR ADC EXT Clock example 6 1 Normal speed Double speed 4 times speed of ADC and DAC Do not use X2 JP2 MCKO M2 M1 JP7 SPEED JP9 MCLK X2 X1 X4 X1 X4 X2 X1 X4 X1 JP10 BCFS JP12 LRFS JP11 CLK DIR EXT...

Страница 9: ...s open It is possible to short for evaluation mode 6 The function of the toggle SW Upper side is H and lower side is L SW1 PDN Resets the AK4552 Keep H during normal operation SW3 DIR Resets the AK411...

Страница 10: ...nge 60dB Input fs 32kHz A weighted fs 44 1kHz A weighted fs 48kHz A weighted fs 96kHz 96 1 96 1 97 1 97 1 97 5 97 5 93 3 93 3 dB dB dB dB S N fs 32kHz A weighted fs 44 1kHz A weighted fs 48kHz A weigh...

Страница 11: ...Hz fin 1kHz 100 80 98 96 94 92 90 88 86 84 82 d B F S 120 10 110 100 90 80 70 60 50 40 30 20 dBr Figure 1 THD N vs Input Level AKM AK4552 ADC THD N vs Input Frequency VA VD 3 0V fs 44 1kHz Input 0 5dB...

Страница 12: ...z 120 0 110 100 90 80 70 60 50 40 30 20 10 d B F S 120 0 110 100 90 80 70 60 50 40 30 20 10 dBr Figure 3 Linearity AKM AK4552 ADC Frequency Response VA VD 3 0V fs 44 1kHz Input 0 5dBr 2 0 1 8 1 6 1 4...

Страница 13: ...0 80 135 130 125 120 115 110 105 100 95 90 85 d B 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 5 Crosstalk AKM AK4552 ADC FFT Plot VA VD 3 0V fs 44 1kHz Input 0 5dBr fin 1kHz 180 0 170 160 150 140 130...

Страница 14: ...0 0 170 160 150 140 130 120 110 100 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 7 FFT Plot AKM AK4552 ADC FFT Plot VA VD 3 0V fs 44 1kHz fin None 180 0 170 160 150...

Страница 15: ...120 60 115 110 105 100 95 90 85 80 75 70 65 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 1 THD N vs Input Level AKM AK4552 DAC THD N vs Input Frequency VA VD 3 0V fs 44 1kHz Input 0dB...

Страница 16: ...120 0 110 100 90 80 70 60 50 40 30 20 10 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 3 Linearity AKM AK4552 DAC Frequency Response VA VD 3 0V fs 44 1kHz Input 0dBFS 0 5 0 5 0 4 0 3 0...

Страница 17: ...S 130 80 125 120 115 110 105 100 95 90 85 d B 20 20k 50 100 200 500 1k 2k 5k 10k Hz Figure 5 Crosstalk AKM AK4552 DAC FFT Plot VA VD 3 0V fs 44 1kHz Input 0dBFS fin 1kHz 180 0 170 160 150 140 130 120...

Страница 18: ...80 0 170 160 150 140 130 120 110 100 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 7 FFT Plot AKM AK4552 DAC FFT Plot VA VD 3 0V fs 44 1kHz fin None 180 0 170 160 150...

Страница 19: ...fin 1kHz 120 10 110 100 90 80 70 60 50 40 30 20 dBr 100 80 98 96 94 92 90 88 86 84 82 d B F S Figure 1 THD N vs Input Level AKM AK4552 ADC THD N vs Input Frequency VA VD 3 0V fs 96kHz Input 0 5dBr 20...

Страница 20: ...120 0 110 100 90 80 70 60 50 40 30 20 10 dBr 120 0 110 100 90 80 70 60 50 40 30 20 10 d B F S Figure 3 Linearity AKM AK4552 ADC Frequency Response VA VD 3 0V fs 96kHz Input 0 5dBr 2 0 1 8 1 6 1 4 1 2...

Страница 21: ...120 117 5 115 112 5 110 107 5 105 102 5 100 97 5 95 92 5 d B 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 5 Crosstalk AKM AK4552 ADC FFT Plot VA VD 3 0V fs 96kHz Input 0 5dBr fin 1kHz 180 0 170 1...

Страница 22: ...170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B F S 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 7 FFT Plot AKM AK4552 ADC FFT Plot VA VD 3 0V fs 96kHz fin None 180 0 170 160 150 14...

Страница 23: ...20 60 115 110 105 100 95 90 85 80 75 70 65 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 1 THD N vs Input Level AKM AK4552 DAC THD N vs Input Frequency VA VD 3 0V fs 96kHz Input 0dBFS 1...

Страница 24: ...0 60 50 40 30 20 10 d B r A 120 0 110 100 90 80 70 60 50 40 30 20 10 dBFS Figure 3 Linearity AKM AK4552 DAC Frequency Response VA VD 3 0V fs 96kHz Input 0dBFS 0 5 0 5 0 4 0 3 0 2 0 1 0 0 1 0 2 0 3 0 4...

Страница 25: ...0 80 125 120 115 110 105 100 95 90 85 d B 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 5 Crosstalk AKM AK4552 DAC FFT Plot VA VD 3 0V fs 96kHz Input 0dBFS fin 1kHz 180 0 170 160 150 140 130 120 11...

Страница 26: ...170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 d B r A 20 40k 50 100 200 500 1k 2k 5k 10k 20k Hz Figure 7 FFT Plot AKM AK4552 DAC FFT Plot VA VD 3 0V fs 96kHz fin None 180 0 170 160 150 1...

Страница 27: ...sibility relating to any such use except with the express 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 su...

Страница 28: ...0 1u C14 0 1u C5 0 1u C5 0 1u RIN 1 LIN 2 VSS 3 VA 4 VD 5 DEM0 6 DEM1 7 SDTO 8 LRCK 10 MCLK 11 BCLK 12 PDN 13 LOUT 15 VCOM 14 ROUT 16 SDTI 9 AK4552 U1 AK4552 U1 J2 RIN J2 RIN JP1 GND JP1 GND R4 560 R...

Страница 29: ...1u C22 0 1u C22 0 1u C23 10u C23 10u 5 4 3 2 1 RP1 47k RP1 47k 2 1 3 SW3 DIR SW3 DIR 2 1 LED1 ERF LED1 ERF 2 1 D2 1S1588 D2 1S1588 R15 18k R15 18k R14 10k R14 10k C29 0 1u C29 0 1u X1 22 5792MHz X1 2...

Страница 30: ...0 1u C35 0 1u C34 0 1u C34 0 1u 13 12 U3F 74HC14 U3F 74HC14 R20 10k R20 10k 11 10 U3E 74HC14 U3E 74HC14 JP4 BCLK JP4 BCLK JP3 LRCK JP3 LRCK J5 EXT J5 EXT 1 2 3 4 5 6 7 8 9 10 PORT3 ROM PORT3 ROM JP8...

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