M62493FP Datasheet, PDF (11/18 Pages) Mitsubishi Electric Semiconductor – DIGITAL SOUND CONTROLLER

MITSUBISHI SOUND PROCESSORS
M62493FP
DIGITAL SOUND CONTROLLER
FUNCTION DESCRIPTION
(1) TONE CONTROLLER EQUIVALENT CIRCUIT
R3
FBASS
C1
OUT
R1
BASS
Center frequency
f0 = 1 / 2 π C1 • C2 • R1 • R2 [Hz]
Q=
C2 (R1 • R2 )/ C1(R1+R3) ²
C2
INBASS
R2
F1 F2 F3 F4 F5
R1 ^{1.49kΩ 1.49kΩ 1.49kΩ 1.49kΩ}
R2 ^{306kΩ 306kΩ 306kΩ 306kΩ}
Fig.1 ; The equivalent circuit of tone controller.
C1
Fig.2 is equivalent to Fig.1.
To convent component constans,
L
the eqution below is used.
L=C2 • R1 • R2
R1
Fig.2 ; The equivalent circuit using L
D - M6249Q - 810-B
MITSUBISHI
ELECTRIC
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