lc75411es Sanyo Semiconductor Corporation, lc75411es Datasheet - Page 18

• Manufacturer Part Number: lc75411es
• Description: Electronic Volume Controller For Car Audio Systems
• Manufacturer: Sanyo Semiconductor Corporation

Continued from preceding page.
Pin Name
RTOUT
RFOUT
RROUT
LTOUT
LFOUT
LROUT
RF1C1
RF1C2
RF1C3
RF3C1
LF1C1
LF1C2
LF1C3
LF3C1
RFIN
LFIN
Vref
LC75411ES LC75411WS
28
27
26
25
10
24
11
23
12
22
21
13
14
40
7
8
9
Pin No.
30
29
28
27
10
26
11
24
13
23
22
14
15
43
7
8
9
• Equalizer F1 band filter configuration capacitor
• Equalizer F3 band circuit filter configuration
• Equalizer output pins
• Fader block input pins
• Drive at low impedance.
• Fader output pins. Attenuation is possible separately
• Connect a capacitor of a few tens of µF between
connection pins.
capacitor connection pins.
for the front end and rear end. The attenuation
amount is the same for L and R.
Vref and VSS as a 0.55 VDD voltage generator,
current ripple countermeasure.
Connect capacitor between
LF1C1 (RF1C1) and LF1C2 (RF1C2)
LF1C2 (RF1C2) and LF1C3 (RF1C3)
Connect high-pass compensation capacitor
between LF3C1 (RF3C1) and VSS.
LC75411ES, 75411WS
Function
FnC1
FnC2
TIN
C1
LVref
RVref
Vref
VDD
VDD
Equivalent circuit
VDD
VDD
Continued on next page.
FnC3
VDD
VDD
VDD
VDD
VDD
No. 6928-18/33
VDD