NJM2189L 데이터 시트보기 (PDF) - Japan Radio Corporation

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NJM2189L

SPEAKER ELEVATION AUDIO PROCESSOR with A/V Focus Filter

Japan Radio Corporation  

NJM2189

s PIN FUNCTION

By pass Mode Lch Input

FOCUS Mode Lch Input

1 Lin1

2 Lin2

Lch LF Elev ation Control Output 3 LFoutL

Lch LF Elev ation Control Input 4 LFinL

Lch HF Elev ation Control Input 1 5 HFinL1

Lch HF Elev ation Control Input 2 6 HFinL2

Bass Compensation Control Output 7 BCout

Bass Compensation Control Input 8 BCin

Lch Focus Output 9 FoutL

Lch A/V Focus filter Input 10 AVFFinL

Lch A/V Focus filter Output 11 AVFFoutL

Lch Output 12 Lout

Vref Input 13 REFin

V+/2 14 Vref

Ground 15 GND

Rin1 30 By pass Mode Rch Input

Rin2 29 FOCUS Mode Rch Input

LFoutR 28 Rch LF Elev ation Control Output

LFinR 27 Rch LF Elev ation Control Input

HFinR1 26 Rch HF Elev ation Control Input 1

HFinR2 25 Rch HF Elev ation Control Input 2

LPFout 24 LPF Output

LPFin 23 LPF Input

FoutR 22 Rch Focus Output

AVFFinR 21 Rch A/V Focus f ilter Input

AVFFoutR 20 Rch A/V Focus f ilter Output

Rout 19 Rch Output

MODE1 18 Focus/Bypass Mode Select

MODE2 17 A/V Focus f ilter ON/OFF select

V+ 16 4.7 to 13.0V Supply

sBLOCK DIAGRAM

Rch

IN

LF

Elevation

Filter

HF

Elevation

Filter

Bass

Compensation

Filter

Bass

Compensation

Control

LF

Elevation

Filter

HF

Elevation

Filter

Lch

IN

LF

Elevation

Control

HF

Elevation

Control

Bypass

Focus

A/V

Focus

Filter

Focus with

A/V Focus Filter

A/V

Focus

Filter

Focus with

A/V Focus Filter

Focus

Bypass

Rch

OUT

Lch

OUT

-4-

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