LC75421

Manufacturer Part NumberLC75421
DescriptionElectronic Volume Controller for Cars
ManufacturerSanyo Semiconductor Corporation
LC75421 datasheet
 


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Pin No.
Pin Name
11
LTRE
• Capacitor connection pin for configuring treble filter
27
RTRE
• Connect a capacitor of a few tens of µF between Vref and
19
Vref
AV
(V
SS
generator, current ripple countermeasure.
V
3
• Ground pin
SS
V
35
• Power supply pin
DD
• Chip enable pin
Data is written to the internal latch and the analog switches
2
CE
are operated when the level changes from High to Low.
Data transfer is enabled when the level is High.
1
DI
• Serial data pin and clock input pin for control
36
CL
LC75421M
Function
) as a analog ground 0.5
V
voltage
SS
DD
Equivalent circuit
VDD
TRE
VDD
Vref
VDD
No. 6866-10/24