ak4534 AKM Semiconductor, Inc., ak4534 Datasheet - Page 62

• Manufacturer Part Number: ak4534
• Description: 16bit Codec With Mic/hp/spk-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
n Power down
Power down VCOM(PMVCM= “1”
AK4534 is also powered-down by PDN pin = “L”. When PDN pin = “L”, the registers are initialized.
MS0133-E-03
3. External clock mode
<Example>
(1) Pull down the XTI pin : MCKPD = “0”
(2) Stop an external MCLK
E xternal M C L K
When the external MCLK becomes Hi-Z or the external MCLK is input by AC couple, MCKI pin should be
pulled down.
( A d d r : 0 1 H , D 7 )
M C K P D b it
I n p u t
“0”) after all blocks except VCOM are powered down and MCLK stops. The
Figure 43. Stop of Clock Sequence(3)
“1”
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E x a m p le :
(1) A d d r : 0 1 H , D a t a : 8 0 H
(2) S t o p e x t e r n a l c l o c k
[AK4534]
2003/5