Datasheet > 12136AF

12136AF

更新时间： 2022-11-27 02:23:15

品牌	Logo	应用领域
日立 - HITACHI		/
页数	文件大小	规格书
27页	102K
描述
Dolby B-Type Noise Reduction System

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数据手册

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12136AF 数据手册

HA12134A, HA12135A, HA12136A

Pin Description (Ta = 25°C, V_CC= 12 V, No signal, The value in the table show typical

value.) (cont)

Pin No. Symbol

R (in) VDC

Equivalent circuit

Description

7, 10

8, 9

DET

—

1.3 V

6.0 V

—

Time constant pin for the

level detector

GND

REC OUT

Recording (encode)

output

100

GND

REC/PB

Mode control pin for

REC/PB (encode/decode)

“H” → REC (encode)

“L” → PB (decode)

3 V

4 V

100k

GND

BIAS

—

1.0 V

Reference current input

pin for the active filters

GND

—

0 V

Ground

—

1...4 5 678 9 10...27

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