CS5543 datasheet(4/30 Pages) CIRRUS

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CS5542 CS5543

DS109PP2

CS5542 / CS5543 SYSTEM SWITCHING CHARACTERISTICS: (T

A= 25°C, VD1+ =

VD2+ = VD3+ = 5 V

±5%; GND1 = GND2 = GND3 = 0 V; For timing parameters: CLKIN= 2.048 MHz; DATACLK =

6.144 MHz; MCLK = 2.048 MHz; Outputs loaded with 50 pF.)

Parameter

Number

Min

Typ

Max

Units

CS5542 Modulator Timing

MCLK Frequency

1.024

2.048

MHz

MCLK Duty Cycle

FSYNC Frequency

MCLK/

-Hz

FSYNC set-up before MCLK rising edge

FSYNC hold time after MCLK rising edge

MCLK rising to MDATA[3:0] valid

MCLK rising to MDATA[3:0] high

MCLK falling to MDATA[3:0] to Hi-Z

MCLK falling to MDATA[3:0] active

CS5543 System Timing

CLKIN Frequency

(1/Clock Period)

1.024

2.048

MHz

CLKIN Duty Cycle

DATACLK Frequency

(1/Clock Period)

3.072

6.144

MHz

DATACLK Duty Cycle

FRAME rising to CLKIN rising

FRAME rising to next DATACLK rising

FRAME period

CLKIN rising to MCLK rising

CLKIN falling to MCLK falling

CS5542 /CS5543 Interface

FSYNC period

7.81

µs

MCLK falling to FSYNC rising or falling

CS5543 to CS5543 Interface

DATACLK rising to DATAOUT valid

DATAIN set-up time before DATACLK rising

DATAIN hold time after DATACLK rising

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