UPD17006AGF-012-3B9 查看數據表（PDF） - NEC => Renesas Technology

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UPD17006AGF-012-3B9

4-BIT SINGLE-CHIP MICROCONTROLLER WITH PRESCALER, PLL FREQUENCY SYNTHESIZER, AND IF COUNTER FOR AUTOMOBILE FM, MW, AND LW RADIOS

NEC => Renesas Technology 

µPD17006AGF-011

Pin No.

60

62

63

65

66

67

68

69

70

71

Symbol

LCD SDA

Pin Name

Function

I/O Format

µPD16430A

serial data

signal output

Outputs serial data to LCD controller/driver µPD16430A.

CMOS push-pull

output

CMOS push-pull

LCD OFF LCD off output Turns on/off display of LCD controller/driver µPD16430A. output

Internally

IC

Connect nothing to this pin.

connected

—

PNLLED

NR

Panel detection Outputs LED signal indicating whether front panel is at- CMOS push-pull

LED signal tached or detached. When front panel is detached, outputs

output

signal of 1 Hz (1/2 duty cycle).

output

Noise reduction Noise reduction signal output pin.

CMOS push-pull

signal output

While “NR” blinks on LCD panel in tape mode, this pin

output

outputs low level.

IC

Internally

connected

Connect nothing to this pin.

—

LOCAL

Local output LOCAL/DX select output of tuner.

CMOS push-pull

output

AGCC

LPFSEL

AGCC output Auto gain control cut signal output. Output during auto CMOS push-pull

tuning.

output

LPF time

constant select

signal output

Outputs signal to select time constant of LPF of tuner

during AF operation.

This pin outputs high level during AF operation:

LPFSEL

1

10 ms

CMOS push-pull

output

N value changed

1 : PLL lock wait time

Loudness

72

LOUD

output

Loudness output pin.

Stereo broadcasting signal input pin.

Input as follows:

Stereo signal

73

STEREO

input

STEREO pin

Description

0

Stereo broadcasting

1

Monaural broadcasting

(0: low level, 1: high level)

This pin is invalid in bands other than FM band.

CMOS push-pull

output

Input

12

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