SM5819AF

SEIKO NPC CORPORATION —8

PCM output

I

PLRCK, PBCK, POFLR, POSLR, POCSW pins

Note. The PCM output relationship applies when the external inputs (EXI**) are not in through mode.

Note. fs/2fs/4fs bit clock and word clock relationship applies when PBCK and PLRCK are in input mode.

Parameter

Symbol

Rating

Unit

min

typ

max

BCK clock pulsewidth

4fs

40

44.29

–

ns

2fs

40

88.58

–

ns

fs

40

177.15

–

ns

BCK clock pulse cycle

4fs

80

88.58 (1/256fs)

–

ns

2fs

80

177.15 (1/128fs)

–

ns

fs

80

354.31 (1/64fs)

–

ns

Word CK setup time

30

–

–

ns

Word CK hold time

10

–

–

ns

Bit CK data delay time

0

–

15

ns

Word CK data delay time

0

–

15

ns

PO**: POFLR, POSLR, POCSW pins

PBCK

PLRCK

PO**