TC9444F datasheet(4/28 Pages) TOSHIBA

No. de pieza	TC9444F

Descripción Electrónicos	Single-Chip karaoke IC II

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Fabricante Electrónico	TOSHIBA [Toshiba Semiconductor]

Página de inicio	http://www.semicon.toshiba.co.jp/eng

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4 / 28 page

TC9444F

2002-01-11

4

Pin No.

Pin Name

I/O

Function

Remarks

44

BCKI

I

Bit clock input

Schmitt input

45

LRCKI

I

Channel clock input

Schmitt input

46

VDD2

¾

Digital power supply 2

47

RESET

I (U)

Reset (“L”

= reset)

With pull-up resistor

Schmitt input

48

IFSEL

I

Microcontroller interface selection

(“H”

= three-lead mode, “L” = I2C mode)

Schmitt input

49

CS

I

Three-lead mode: Command send start signal

I

2

C: chip select

Schmitt input

50

SCL

I

Microcontroller interface serial clock

Schmitt input

51

SDA

O

Microcontroller interface serial data

Schmitt input

52

EMP

¾

De-emphasis setting (“H”

= ON)

Schmitt input

53

TEST

I (U)

Test mode setting (“H”

= fixed)

With pull-up resistor

Schmitt input

54

GNDD2

I

Digital ground 2

55

EXT7

O

Extended output port 7

56

EXT8

O

Extended output port 8

57

EXT9

O

Extended output port 9

58

EXTA

O

Extended output port A

59

EXTB

O

Extended output port B

60

EXTC

O

Extended output port C

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TC9444F Datasheet(PDF) 4 Page - Toshiba Semiconductor

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