AKD4641EN-A datasheet(27/54 Pages) AKM

No de pièce	AKD4641EN-A

Description	16bit stereo CODEC with built-in Microphone-amplifier and 16bit Mono CODEC for Bluetooth Interface.

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Fabricant	AKM [Asahi Kasei Microsystems]

Site Internet	http://www.akm.com

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27 / 54 page

ASAHI KASEI

[AKD4641EN-A]

2006/03

- 27 -

3-2. DAC (DAC

Mono Out

) PLOT DATA

AKM

AK4641 DAC(LOUT/ROUT) THD+N vs. Input Level

VDD=3.3V, fs=44.1kHz, fin=1kHz

-120

+0

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

dBFS

-100

-60

-98

-96

-94

-92

-90

-88

-86

-84

-82

-80

-78

-76

-74

-72

-70

-68

-66

-64

-62

d

B

r

A

Figure 8. THD+N vs. Input Level

AKM

AK4641 DAC(LOUT/ROUT) THD+N vs. Input Frequency

VDD=3.3V, fs=44.1kHz, Input Level=-3dB

20

20k

50

100

200

500

1k

2k

5k

10k

Hz

-100

-60

-98

-96

-94

-92

-90

-88

-86

-84

-82

-80

-78

-76

-74

-72

-70

-68

-66

-64

-62

d

B

r

A

Figure 9. THD+N vs. Input Frequency

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AKD4641EN-A Fiches technique(PDF) 27 Page - Asahi Kasei Microsystems

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