m62498fp Mitsumi Electronics, Corp., m62498fp Datasheet - Page 15

• Manufacturer Part Number: m62498fp
• Description: Digital Sound Controller With Surround
• Manufacturer: Mitsumi Electronics, Corp.

LOUDNESS
SW
(5) LOUDNESS
(6)Equivalent circuit of surround block
LOUDNESS PART
A VOL input
selector
This IC built-in a center tap -type loudness circuit.
Ch1
Ch2
0dB~ -16dB:
11,32pin
LOUD1,2
2dB step
DIGITAL SOUND CONTROLLER WITH SURROUND
Tone
Surround
block
external parts
&
5k
MITSUBISHI
ELECTRIC
1k
1µ
5k
B VOL input
selector
10k
200k
5k
200k
MITSUBISHI SOUND PROCESSORS
+
-
5k
VSELB OUT1,2
-28dB~ -60dB:4dB step
-61dB~ -64dB:1dB step
0dB~ -28dB:2dB step
17,26pin
5k
M62498FP
5k
5k
(
VOL IN1,2
18,25pin
15
/
17
)
Out2
Out1
VOL OUT1,2
+
-
19,24pin