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Компоненты Описание
PT2253A Просмотр технического описания (PDF) - Princeton Technology
Номер в каталоге
Компоненты Описание
производитель
PT2253A
Electronic Volume Controller IC
Princeton Technology
PT2253A Datasheet PDF : 20 Pages
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Electronic Volume Controller IC
APPLICATION CIRCUIT 1
DUAL POWER SUPPLY (L-CHANNEL ONLY)
Tel: 886-2-66296288
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT2253A
Vss -6V
10
µ
F
+
+
4
3
1
LM358
_
2
8
VDD +6V
+
10
µ
F
INPUT
GROUND
OUTPUT
10
µ
F
10
µ
F
10K
Vss
Vcc
L-OUT1 R-OUT1
L -IN 1
R-IN1
A-GND A-GND
L -IN 2
R-IN2
L-OUT2 R-OUT2
/INH
U/D
DC O
OSC
PT2253A
1
fosc =
(0.7) (CX)( RX)
RS
≥
3RX
UP SW
+
CX 4.7
µ
RS
100K
RX
33K
1N4148
+
1
µ
F
1N4148
DOWN SW
PT2253A V2.8
- 12 -
December, 2005
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