m62495afp Renesas Electronics Corporation., m62495afp Datasheet - Page 9

• Manufacturer Part Number: m62495afp
• Description: Tone Control/volume Control
• Manufacturer: Renesas Electronics Corporation.

M62495AFP
Function Description
TONEL
Rev.1.00, Jul.24.2003, page 9 of 11
(2) Equivalent circuit of the treble boost
(1) Equivalent circuit of the bass boost
9,16
IN
IN
R3
TONEH
R3
C1
8,17
R2
C1
R1
R2
C2
R1
10,15
OUT
OUT
Resistor
Bass boost
(k)
(C1 = C2)
R2,R3 (typical)
R2 (typical)
Treble boost
R2 (k)
R2
R3
Gv = 20log
Fc =
Fo =
Gv = 20log
Q =
Zc =
15.4
30.6
3dB
C1+C2
2
j C1
2
25.7
20.3
1
6dB 9dB 12dB 15dB 18dB 21dB
3dB
5.3
1
R2 C1
R1+ { (R2+Zc)//R3 }
R1(R2+R3)C1C2
1
32.9
13.1
R2+R3
6dB 9dB
2.2
(ohm)
(R2+Zc) // R3
1
C1C2R2
R1
R3
R1
38.7
R1
1.2
7.3
+2
+2
(Hz)
41.6
4.4
44.2
1.8
(dB)
(Hz)
46
0
(dB)