lc75421m Sanyo Semiconductor Corporation, lc75421m Datasheet - Page 10

• Manufacturer Part Number: lc75421m
• Description: Electronic Volume Controller For Cars
• Manufacturer: Sanyo Semiconductor Corporation

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