HA12229F データシートの表示（PDF） - Hitachi -> Renesas Electronics

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HA12229F

Audio Signal Processor for Car Deck (Decode only Dolby B-type NR* with PB Amp.)

Hitachi -> Renesas Electronics 

HA12228F/HA12229F

Pin Description, Equivalent Circuit (VCC = 9 V single supply, Ta = 25°C, No Signal,

The value in the table shows typical value.) (cont.)

Pin No. Terminal Name Note

20

MUTE ON/OFF —

Equivalent Circuit

Description

Mode control input

21 *1

NR ON/OFF

19

120/70

17

F/R

18

S/R(MS G )

V

16

MSOUT

—

22 k

100 k

GND

VCC

I

MS output (to MPU) *2

10

MS Gv(S)

V = VCC/2

11

MS Gv(R)

31

NFI(R)

V = VCC/2

200

100 k

GND

V

90 k

MS gain terminal *2

VCC

Equalizer output for

time constant

V

40

NFI(L)

Notes: 1. Non connection regarding HA12229F.

2. MS: Music Sensor

to Vref

Rev.2, Dec. 2000, page 5 of 51

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