CS4227 查看數據表（PDF） - Cirrus Logic

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CS4227

Six Channel, 20-Bit Codec

Cirrus Logic 

CS4227

Clock and Crystal Pins

XTI, XTO - Crystal connections

Input and output connections for the crystal which may be used to operate the CS4227. Alternatively, a

clock may be input into XTI.

CLKOUT - Master Clock Output

CLKOUT allows external circuits to be synchronized to the CS4227. Alternate output frequencies are

selectable by the control port.

Miscellaneous Pins

PDN - Powerdown Pin

When low, the CS4227 enters a low power mode and all internal states are reset, including the control

port. When high, the control port becomes operational and the RS bit must be cleared before normal

operation will occur.

NC - No Connect

32

DS281PP2

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