CXA1563S 查看數據表（PDF） - Sony Semiconductor

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CXA1563S

Dolby∗ B-C Type Noise Reduction System with Built-in S type Switch

Sony Semiconductor 

Pin Description and Equivalent Circuit

Pin

No.

Symbol

Z: Imp

VDC (V)

1 IREF

0 VEE + 1.25V

2,

27

PB IN

40K

4,

25

MPX IN

VCT

3,

26

LINE IN

62K

VCT

5,

24

MPX OUT

0

VCT

CXA1563M/S

Equivalent circuit

VCC

Description

40k

62k

500

8.8k 500

VEE + 1.25V

Reference current pin

for setting internal filter

cut-off frequency

VEE

VCC

VCT

VEE

VCC

VCT

Playback input pin

Reference level

= –30dBm

Buffer amplifier input

pin to drive multiplex

filter

Reference level

= –19dBm

Recording input pin

Reference level

= –25dBm

VEE

VCC

Buffer amplifier output

pin to drive multiplex

filter

Reference level

= –21dBm

VEE

–3–

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