SM5882 查看數據表（PDF） - Nippon Precision Circuits

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SM5882

Audio 3rd-order Σ∆ D/A Converter

Nippon Precision Circuits  

Serial inputs

3-wire type (BCKI, DATA, LRCI)

Parameter

BCKI HIGH-level pulsewidth

BCKI LOW-level pulsewidth

BCKI pulse cycle

DATA setup time

DATA hold time

LRCI edge to first BCKI rising edge

Last BCKI rising edge to LRCI edge

SM588× series

Symbol

t BCWH

t BCWL

t BCY

t DS

t DH

t LB

t BL

BCKI

DATA

LRCI

t BCWH

t BCY

t BCWL

t DS

t LB

2-wire type (DATA, LRCI)

Parameter

DATA setup time

DATA hold time

LRCI edge to internal BCLK rising edge

Symbol

t DS

t DH

t LB

t DH

Condition

256fs/512fs

384fs

Internal

BCLK

DATA

t DS

t DH

min

50.0

50.0

1/(64fs)

50.0

50.0

50.0

50.0

Rating

typ

–

–

–

–

–

–

–

t BL

min

50

50

1.5t XI

3.5t XI

Rating

typ

–

–

–

–

Unit

max

–

ns

–

ns

–

ns

–

ns

–

ns

–

ns

–

ns

0.35 VDD

0.35 VDD

0.35 VDD

Unit

max

–

ns

–

ns

2.5tXI

ns

4.5tXI

ns

0.35 VDD

0.35 VDD

LRCI

t LB

Control input (DEEM: 2-wire type)

Rise time

Fall time

Parameter

Symbol

tr

tf

DEEM

tf

0.5VDD

0.2VDD

0.35 VDD

Rating

Unit

min

typ

max

–

–

50

ns

–

–

50

ns

tr

0.5VDD

0.2VDD

0.35VDD

NIPPON PRECISION CIRCUITS—6

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