R2S15903SP Ver la hoja de datos (PDF) - Renesas Electronics

Número de pieza

componentes Descripción

Fabricante

R2S15903SP

Sound Controller with Surround & AGC

Renesas Electronics 

R2S15903SP

Function Description

1. Tone Control Circuit

<1> Bass Circuit

IN

Boost

+

-

OUT

R3 R2

C1 C2

R1

Cut

IN +

-

OUT

R2 R3

<2> Treble Circuit

IN

Boost

R1

C1 C2

R1

+

-

OUT

R2

C

IN +

Cut

-

OUT

R2 R1

C

Preliminary

1

fo

=

2

π

R1(R2+R3 C1C2

( Hz)

Q ~= 1

C1C2R2

C1+C2 R1

(R3=0)

Gv = 20 log

R2+R3 +2

R1

R3

+2

R1

(dB) (C1=C2)

1

fo

=

2

π

(Hz)

R1(R2+R3 C1C2

Q

~=

1

C1+C2

C1C2R2

R1

Gv = 20 log

R3

R1

+2

R2+R3

R1 +2

(R3=0)

(C1=C2)

(dB)

Gv = 20 log R1+R2 (dB)

R1

R1

Gv = 20 log R1+R2 (dB)

Rev.1.4 Dec 06, 2005 page 7 of 11

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