AK4566 查看數據表（PDF） - Asahi Kasei Microdevices

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AK4566

20bit Stereo CODEC with built-in IPGA & HP-AMP

Asahi Kasei Microdevices 

ASAHI KASEI

AKM CONFIDENTIAL

[AK4566]

Parameter

min

typ

max

Units

Analog Input: (LIN/RIN/MIN pins)

Input Resistance

50

kΩ

Gain

LIN/RIN→MOUT

-6

dB

MIN→MOUT, LIN/MIN→HPL, RIN/MIN→HPR

0

dB

Power Supplies

Power Supply Current

Normal Operation (PDN= “H”)

AVDD + DVDD + HVDD

(Note 12)

16

mA

Power-Down Mode (PDN= “L”)

AVDD + DVDD + HVDD

(Note 13)

10

µA

Note 12. All blocks are powered-up (PMVCM=PMADC=PMDAC=PMHPL=PMHPR=PMMO= “1”), and HP-Amp is no

output. 10mA (typ) at playback only (PMVCM=PMDAC=PMHPL=PMHPR=PMMO= “1”, PMADC= “0”).

Note 13. All digital input pins including clock pins (MCLK, BICK and LRCK) are held at DVDD or DVSS. PDN pin is

held at DVSS.

HP-Amp

HPL, HPR

-

> 6.8 100uF

+

+

C1

C2

16Ω

Figure 2. Headphone amp output circuit

REV 0.5

2002/2

-7-

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