CS4811 View Datasheet(PDF) - Cirrus Logic

Part Name

Description

MFG CO.

CS4811

Fixed Function Multi-Effects Audio Processor

Cirrus Logic 

CS4811

Miscellaneous

PIO0:3 - General Purpose Inputs/Outputs

Bidirectional: These pins are general-purpose digital I/O pins. The Default state is input. The

functionality of these pins after boot-up is determined by the application firmware.

RST - Reset

Input: This pin causes the device to enter a low power mode and forces all control port and I/O registers

to be reset to their default values. The control port can not be accessed when reset is low.

NC - No Connect

Input: These pins are not internally connected and should be tied to ground for optimal performance.

RES-NC - Reserved, No Connect

These pins are reserved and must be left unconnected for normal operation.

RES-VD - Reserved, Connect to VD

These pins are reserved and must be tied to VD for normal operation.

RES-DGND - Reserved, Connect to DGND

These pins are reserved and must be tied to digital ground for normal operation.

RES-AGND - Reserved, Connect to AGND

These pins are reserved and must be tied to analog ground for normal operation.

20

DS486PP2

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