HA12141 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HA12141

Dolby B- and C-Type Noise Reduction System

Hitachi -> Renesas Electronics 

HA12141NT, HA12142NT, HA12170NT, HA12161FP, HA12162FP

Pin Description (VCC = 12 V, Ta = 25°C, no signal, the value in the table show typical

value.) (cont)

Pin No. Terminal

DP SOP Name Zin

13 13 HLS DET —

18 16

DC

Voltage Equivalent circuit

2.1 V

Description

Time constant pin for

rectifier

14 14

17 15

26 24

LLS DET

M/R/P —

2.1 V

27 25 BIAS —

0.24 V

2.1 V

100 k Ω

GND

Mode control pin for REC/PB

“H”→REC

MPX OFF

“M”→REC

MPX ON

“L”→PB

Reference current input

29 27 GND —

0.0 V —

GND

Ground

Rev.3, Jun. 1999, page 14 of 63

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