CXA1553 Просмотр технического описания (PDF) - Sony Semiconductor

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производитель

CXA1553

Dolby B∗ type Noise Reduction System

Sony Semiconductor 

CXA1550P, CXA1551M/P, CXA1552M/P, CXA1553M/P

Pin

Symbol

No.

Z (in)

VDC

(V)

7, 10 TC

—

0.3 V 7

10

Equivalent circuit

Description

VCC

20k

600k

4.5µA

Time constant connecting pin

GND

VCC

8, 9 REC OUT —

6.0 V 8

9

300

10k

300

Recording (encode) output pin

12 MODE

—

—

12

GND

VCC

50µA 50µA

50k

REC/PB (encode/decode)

control pin

H : PB

L : REC

GND

VCC

13 IREF

15 GND

8k

—

1.2 V 13

1.2V

Active filter reference current

input pin

50µA

GND

—

0V

GND pin

—4—

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