m56783afp Mitsumi Electronics, Corp., m56783afp Datasheet - Page 7

• Manufacturer Part Number: m56783afp
• Description: 3 Channel Actuator Driver
• Manufacturer: Mitsumi Electronics, Corp.

MUTE FUNCTION
This IC has two MUTE terminal (MUTE1 and MUTE2).
It is possible to control ON / OFF of each circuit (CH1, CH2, CH3,
etc) by external logic inputs.
The table 1 shows its function.
In case of both MUTE1 and MUTE2 is LOW or OPEN, the bias of
all circuit becomes OFF.
Table 1.
L,OPEN
L,OPEN
MUTE1
H
H
L,OPEN
L,OPEN
MUTE2
H
H
CH1, CH2
CIRCUIT
OFF
OFF
ON
ON
CH3
CIRCUIT
OFF
OFF
ON
ON
Therefore, this mode is available in order to reduce the power
dissipation when the waiting mode.
OP1, OP2
CIRCUIT
OFF
ON
ON
ON
MITSUBISHI <CONTROL / DRIVER IC>
BIAS
CIRCUIT
3 CHANNEL ACTUATOR DRIVER
OFF
ON
ON
ON
TSD
CIRCUIT
M56783AFP
OFF
ON
ON
ON