CS5542 CS5543

28

DS109PP2

CS5543 PIN DESCRIPTIONS

DMODE[2:0] - Digital Mode Select (Inputs), Pins 29, 30, 31.

Selects the operation mode of the CS5543.

DATSEL[3:0] - Data Selection Mode (Inputs), Pins 32, 33, 34, 35.

Selects the Data to be placed on the DATAOUT[3:0] pins.

RST - Chip Reset (Input), Pin 26

Resets all internal logic and registers.

DSD-System Interface Pins

DATACLK - Serial Data Clock (Input), Pin 38.

Clock signal generated by the system controller which governs all serial output data timing

from the CS5543.

CLKIN - Master System Clock (Input), Pin 36.

A CMOS compatible clock input to this pin governs all non-serial data timing.

FRAME - Framing Signal (Input), Pin 37.

Synchronizes DATACLK and MCLK for each frame of output data from the CS5543.

DATAOUT[3:0] - Serial Output Data (Outputs), Pins 41-44.

CS5543 serial output data.

DATAIN[3:0] - Serial Data Inputs (Inputs), Pins 1-4.

CS5543 serial input data from the serial output of the adjacent CS5543 in a multi-decimator

system.