CXA1702AR データシートの表示（PDF） - Sony Semiconductor

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CXA1702AR

4-channel REC/PB Amplifier for 8 mm VCR

Sony Semiconductor 

Block Diagram and Pin Configuration

CXA1702AR

REC1AOUT

REC1ACNT

VCC1CH

REC1BCNT

REC1BOUT

PB1BIN

GND1B

PBDUMP1B

PBDUMP2A

GND2A

PB2AIN

REC2AOUT

REC2ACNT

VCC2CH

REC2BCNT

REC2BOUT

32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17

HEAD

40dB

REC 1A

REC

15dB

RAMP

GEN

V/I

REC

RAMP

GEN

V/I

REC 1B

40dB

HEAD

15dB

PCMSW1 1A

1B

PCMSW2 2A

PCMSW3 (6dB)

1CH

2CH

MU TE

2B

VIDEOSW1

1A

1B

2A

2B

VIDEOSW2

GND

1CH

2CH

MU TE

VIDEOSW3 (0dB)

MT (-6dB)

12dB

DOCDET

GND

AGCDET

RF

AGC

BUFF

HEAD

15dB

40dB

REC 2A

REC

RAMP

GEN

V/I

REC

RAMP

GEN

V/I

REC 2B

40dB

HEAD

15dB

VPSW1 VIDEO

PCM

VPSW2 VIDEO

VPSW3

PCM

VIDEO

PCM

VPSW4

VIDEO

PCM

YGCA

1

LOW

1 GCA

1

1

1

1 LOW

2

GCA

49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64

RP_PB

DOP

DOCDET

RFAGCIN

RFAGCTC

RFAGCOUT

REFV

T2

YLEV_MTG

T1

LOWLEVEL

YIN

XDECK

CIN

GND2

AFMIN

—2—

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