LC78605E Просмотр технического описания (PDF) - SANYO -> Panasonic

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LC78605E

Compact Disc Player DSP with Built-in Microcontroller

SANYO -> Panasonic 

LC78605E

Continued from preceding page.

Pin No. Pin Name I/O

Function

44

FMAMB

I Tuner display switching selection input (Schmitt trigger input)

45 REMOTE I Remote control signal input (Schmitt trigger input)

Close switch detection signal input.

46

CLOSE

I

A pull-up resistor is built in. (Schmitt trigger input)

Limit switch detection signal input.

47

PUIN

I

A pull-up resistor is built in. (Schmitt trigger input)

48

DVSS

— Digital system ground. This pin must be connected to the 0 V level.

49

DVDD

— Digital system 3.3V power supply

50 TUNERIN I Tuner frequency display input

Internal signal monitor pin 3. (Schmitt trigger input)

51

MONI3

I/O

A pull-down resistor is built in. (Default: input mode)

Internal signal monitor pin 2. (Schmitt trigger input)

52

MONI2

I/O

A pull-down resistor is built in. (Default: input mode)

Internal signal monitor pin 1. (Schmitt trigger input)

53

MONI1

I/O

A pull-down resistor is built in. (Default: input mode)

Reset input for this IC’s tuner display block.

54 TUNERESB I A pull-down resistor is built in.

This pin must be set low briefly after power is first applied.

Reset input for this IC’s CD playback block.

55

CDRESB

I A pull-down resistor is built in.

This pin must be set low briefly after power is first applied.

56

AD1

AI Key operation A/D converter input 1

57

AD2

AI Key operation A/D converter input 2

58

AD3

AI Key operation A/D converter input 3

59

AVSS

— Analog system ground. This pin must be connected to the 0V level.

60

PDO

AO

External VCO control phase comparator output

61

ISET

AI

PDO output current adjustment resistor connection

PLL system pins VCO frequency range adjustment

62

FR

AI

An external resistor must be connected between this pin

and AVDD.

63

AVDD

— Analog system power supply

64

SLCO

AO Slice level control output

Pin state when

CDRESB is low

—

—

—

Pin state when

TUNERESB is low

—

—

—

—

—

—

—

(Low-level output)

—

—

—

—

Undefined

(Low-level output)

Undefined

(Low-level output)

Undefined

—

—

—

—

—

—

—

Undefined

—

—

—

Undefined

—

—

—

—

—

Undefined

—

—

—

Undefined

No.7735-8/11

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