CXA1518Q 데이터 시트보기 (PDF) - Sony Semiconductor

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CXA1518Q

EIAJ Sound Multiplexing Decoder

Sony Semiconductor 

CXA1518Q/S

Block Diagram

CXA1518Q

24 23 22 21 20 19 18 17

TEST

SCIN 25

SCOUT 26

MAIN

DEEM

L

MATRIX R

OUTPUTAMP &

OUTPUT SW

MAIN

OUT

SUB

DEEM

MAIN

SUB

CUE

CARRIER

I 2L LOGIC

NC 27

SUBI 28

FM

BIAS DEMOD

GND 29 CURRENT

SUB

DET

3.5fH 952HZ

CLOCK CLOCK

16 FOMO

CONT

15 MUTE

14 MODE

13 NC

12 NC

FLAJ 30

REFL 31

VCC 32

IBIAS

VOLTAGE

REGULATOR

SUB

BPF

3.5fH

VCO

BUFFER

4.5fH CUE

TRAP BPF

AM

DEMOD

BIAS

VOLTAGE

INAMP

MPX SIGNAL

LED

DRIVE

11 LEDMAIN

10 LEDSUB

952HZ

BPF

9 LEDST

COMP

12345678

CXA1518S

22 21 20 19

TEST

L

MATRIX R

SUB

DEEM

SUB

18 17 16

OUTPUTAMP

&

OUTPUT SW

15 14

MAINOUT

13 12

CONT

FM

MAIN

DEMOD DEEM

MAIN

SUB

SUB

BPF

DET

BIAS

CURRENT BUFFER

BIAS

4.5fH

TRAP

VOLTAGE

CUE

CARRIER

3.5fH

VCO

I 2L LOGIC

3.5fH 952HZ

CLOCK CLOCK

AM

DEMOD

952HZ

BPF

COMP

IBIAS

VOLTAGE

REGULATOR

CUE

BPF

MPX SIGNAL

LED

DRIVE

1

2

3

4

5

6

7

8

9 10 11

—2—

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