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3544 参数 Datasheet PDF下载

3544图片预览
型号: 3544
PDF下载: 下载PDF文件 查看货源
内容描述: 耳机放大器的CD-ROM [HEADPHONE AMPLIFIER FOR CD-ROMS]
分类和应用: 端子和端子排放大器PC
文件页数/大小: 9 页 / 93 K
品牌: UTC-IC [ UNISONIC TECHNOLOGIES ]
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UTC 3544
PIN DESCRIPTIONS
PIN NO.
PIN NAME
I/O
LINEAR INTEGRATED CIRCUIT
PIN VOLTAGE
INTERNAL EQUIVALENT CIRCUIT
Vcc
FUNCTION
Output pin
1
OUT1
O
2.1V
1
7
7
OUT2
O
2.1V
(Vcc=5V)
10k
Vcc
2
MUTE
I
0.1V
(When open)
2
Mute control pin
(set to low for
prevention of
popping noise
when power is
turned on and off).
Operating: High
Muting: Low(open)
190k
Vcc
Input pin
3
IN1
I
2.1V
3
180k
BIAS
5
IN2
I
2.1V
(Vcc=5V)
5
Vcc
6
BIAS
I/O
2.1V
(Vcc=5V)
60k
6
BIAS
60k
Bias pin(the
external 47μF
capacitor also
serves as the
anti-pop time
constant,
therefore make the
proper
considerations be
changing it).
4
5
GND
Vcc
I
I
-
-
UTC
UNISONIC TECHNOLOGIES
CO. LTD
3
QW-R107-040,A