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AK4586VQ

Multi-channel Audio CODEC with DIR

Asahi Kasei Microdevices 

ASAHI KASEI

[AK4586]

Clock mode

X’tal mode

PLL mode

AFS96

x

0

1

RFS96

x

x

0

1

XFS96

0

1

0

1

x

x

Sampling Speed (fs)

Normal Speed Mode 44.1kHz~48kHz

Double Speed Mode 88.2kHz~96kHz

Normal Speed Mode

32kHz~48kHz

Double Speed Mode 88.2kHz~96kHz

Normal Speed Mode

32kHz~48kHz

Double Speed Mode 88.2kHz~96kHz

Table 3. Sampling Speed Mode (x: Don’t care)

Mode

0

1

2

3

ICKS1

0

0

1

1

ICKS0

0

1

0

1

Normal

256fs

384fs

512fs

256fs

Double

128fs

192fs

256fs

256fs

Default

Table 4. Master Clock Input Frequency Select (X’tal mode)

(In the x’tal mode, ADC is automatically powered down at 128fs and 192fs in the double speed mode.)

CLKDIV

0

1

MCKO

XTI x1 Default

XTI x1/2

Table 5. Master Clock Output Select (X’tal mode)

XTI

x1/2

CLKDIV

256fs

128fs

PLL

512fs

MCKO

CM1-0

OCKS1-0

Figure 1. Master Clock Output Select

MS0097-E-01

- 18 -

2001/12

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