SM5819HQF

NIPPON PRECISION CIRCUITS INC.—3

39

DSIFL

I

−

3.3V

DSD data input: front left-channel

40

DSIFR

I

−

3.3V

DSD data input: front right-channel

41

DSICT

I

−

3.3V

DSD data input: center channel

42

DSISW

I

−

3.3V

DSD data input: subwoofer channel

43

DSISL

I

−

3.3V

DSD data input: surround left-channel

44

DSISR

I

−

3.3V

DSD data input: surround right-channel

45

DIRDSCK

I

PD

3.3V

DSBCK I/O select

L: input (slave), H: output (master)

46

SYNC

I

S, PU

3.3V

Forced synchronization input (active-HIGH edge)

47

INIT

I

S, PU

3.3V

Initialization input: Active-LOW, Resync on “L”

→ “H”

48

VSS

−−

−

Ground

1. S = Schmitt, PU = pull-up resistor, PD = pull-down resistor, mA = output current

No.

Name

I/O

Input

voltage

Description