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参数资料
| 型号： | TA2042F |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 2 CHANNEL, AUDIO PREAMPLIFIER, PDSO24 |
| 封装： | SSOP-24 |
| 文件页数： | 13/16页 |
| 文件大小： | 1172K |
| 代理商： | TA2042F |
TA2042F
2002-10-30
6
(3) Music search output stage
To prevent misoperation of music searching, output stage has time constant circuit.
Operation Flow Table
Comparator Output
Qτ
Pin(2)
Voltage
QOUT = Music Search Output
H
On
Decrease
"L" at pin(2) voltage becomeVCC-2.7V
L
Off
Increase
"H" at pin(2) voltage becomeVCC-2.0V
Refer to next page
Time constant
Qout will be "L":
1mA)
(I
(s)
I
5.4C
L
=
t
=
t
"H":
(s)
2.0
2
CC
V
n
R
C
H
+
=
×
t
×
t
=
tl
Rτ must be used more than 22k
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