D1723GF 데이터 시트보기 (PDF) - NEC => Renesas Technology

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D1723GF

PLL FREQUENCY SYNTHESIZER AND CONTROLLER FOR FM/MW/LF TUNER (CAR AUDIO)

NEC => Renesas Technology 

µPD1723GF-013, µPD1723GF-213

PIN No.

12

13

SYMBOL

BAND1,

BAND2

PIN NAME

DESCRIPTION

OUTPUT

TYPE

Radio mode band switching signal output pin.

Its operation is described below.

• Radio mode

When the receiving band is switched by band switching

key, the following is output on each band:

• DK standby mode

Pin

BAND

MW

LW

FM

Band

VF

switching

signal output

• DK standby mode

• DK ON mode

BAND1

BAND2

0

0

0

1

1

0

1

1

(0: Low level, 1: High level)

CMOS

pushpull

Pin

BAND

VF

BAND1

1

BAND2

/OPT.

1

• Radio monitor mode

Same as radio mode.

• Tape mode

• CD mode

Low level output

8

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