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AK4586

Multi-channel Audio CODEC with DIR

Asahi Kasei Microdevices 

ASAHI KASEI

Clock Source

The following circuits are available to feed the clock to XTI pin of AK4586.

1) X’tal

XTI

[AK4586]

2) External clock

XTO

AK4586

Figure 2. X’tal mode

Note: External capacitance depends on the crystal oscillator (Typ. 10-40pF)

XTI

External Clock(5V)

XTO

AK4586

Figure 3. External clock mode(5V)

Note: Input clock must not exceed DVDD.

XTI

External Clock(3.3V)

XTO

AK4586

Figure 4. External clock mode(3.3V)

Note: 3.3V external clock should be AC coupled.

The amplitude of the clock should be larger than 40%DVDD.

3) Fixed to the Clock Operation Mode 0

XTI

XTO

AK4586

Figure 5. Off mode

MS0097-E-01

- 19 -

2001/12

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