LC75410E, 75410W
Continued from preceding page.
Pin Name
Pin No.
Function
Equivalent circuit
VDD
56
鈥?Power supply pin
DVSS
27
鈥?Logic system ground pin
LAVSS
RAVSS
29
22
鈥?Analog system ground pins
VDD
鈥?External muting control pin
MUTE
23
鈥?Setting this pin to V
SS
level sets forcibly fader volume block to
鈥撯垶 level.
VDD
鈥?Timer pin when there is no signal in the zero-cross circuit.
TIM
20
Forcibly set data when there is no zero-cross signal, from the time
the data is set until the timer ends.
CL
DI
26
25
鈥?Input pin for serial data and clock used for control
VDD
CE
24
鈥?Chip enable pin. 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.
VDD
TEST
28
鈥?Dedicated IC test pin.
鈥?Normally this pin is used connected to GND.
NC
21
鈥?No Connect pin.
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