CXA1560S 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA1560S

Dolby B-C Type Noise Reduction System

Sony Semiconductor 

Pin Description and Equivalent Circuit

Pin No.

Symbol Z: Imp VDC (V)

SOP SDIP

CXA1560S, CXA1561M/S, CXA1562M/S

Equivalent circuit

VCC

Description

1 1 IREF

0 VEE + 1.25V

2, 23 2, 21 PB IN

40k

40K VCT

4, 21 4, 19 MPX IN

62k

3, 22 3, 20 LINE IN 62K VCT

VEE + 1.25V

Reference current pin for

setting internal filter cut-off

frequency

VEE

VCC

VCT

Playback input pin

Reference level = –30dBm

Buffer amplifier input pin to

drive multiplex filter

Reference level = –19dBm

VEE

VCC

VCT

Recording input pin

Reference level = –25dBm

5, 20 5, 18 MPX OUT 0

VCT

500

8.8k 500

VEE

VCC

Buffer amplifier output pin

to drive multiplex filter

Reference level = –15dBm

VEE

–3–

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