CXA1797 Просмотр технического описания (PDF) - Sony Semiconductor

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CXA1797

Dolby B-C Type Noise Reduction System with Recording Equalizer Amplifier

Sony Semiconductor 

CXA1797Q

Pin

Typical pin voltage

Symbol

I/O Z (in)

No.

DC AC

Equivalent circuit

VCC

35 RECMUTE TC —

— I/O 17kΩ

VEE

17k 147

Description

Time constant for

selecting

RECMUTE mode

52 LINE IN2

64 LINE IN1

0.0V –10dBv I 50kΩ

147

VCT

VCC

Recording volume

input

VEE

53 DOLBY PBIN2

–31dBv

0.0V

I 40kΩ

63 DOLBY PBIN1

(–30dBm)

147

VCC

VCT

Playback input

VEE

54 PBOUT2

62 PBOUT1

VCC

0.0V –21dBv O —

VEE

—10—

Head select output

of playback

147

equalizer amplifier

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