SM5849F View Datasheet(PDF) - Nippon Precision Circuits

Part Name

Description

MFG CO.

SM5849F

Asynchronous Sample Rate Converter

Nippon Precision Circuits  

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State Data Output Timing

State data output timing

IISN = H

SM5849AF

LRCO(fso)

1

BCKO(64fso)

32 33

64

MSB

LSB

STATE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

IISN = L

LRCO(fso)

1

BCKO(64fso)

32 33

64

MSB

LSB

STATE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

Delay Time

tINPUT is the time when the serial input data read in

is completed (on the rising edge of LRCI). tOUTPUT

is the time when the serial output data read out is

completed (on the rising edge of LRCO). The delay

between input and output is given by tOUTPUT − tIN-

PUT = (55 ± 5)/fsi.

1/fs

Serial data input

t input

t INPUT

1/fso

55 ± 5

t OUTPUT — t INPUT

Serial data output

t output

t OUTPUT

NIPPON PRECISION CIRCUITS—24

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