3544 Ver la hoja de datos (PDF) - Unisonic Technologies
Número de pieza
componentes Descripción
Fabricante
3544 Datasheet PDF : 10 Pages
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3544
PIN DESCRIPTIONS
PIN NO. PIN NAME I/O
PIN VOLTAGE
LINEAR INTEGRATED CIRCUIT
INTERNAL EQUIVALENT CIRCUIT
Vcc
FUNCTION
1
OUT1
O
2.1V
7
OUT2
O
2.1V
(VCC=5V)
1
7
10k
Output pin
2
MUTE
I
0.1V
(When open)
3
IN1
I
2.1V
5
IN2
I
2.1V
(VCC=5V)
Vcc
3
5
180k
BIAS
Mute control pin
(set to low for
prevention of
popping noise
when power is
turned on and off).
Operating: High
Muting: Low(open)
Input pin
2.1V
6
BIAS
I/O
(VCC=5V)
4
GND
I
8
VCC
I
Bias pin (the
external 47μF
capacitor also
serves as the
anti-pop time
constant, therefore
make the proper
considerations be
changing it).
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 10
QW-R107-040,C
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