PT2253A 查看數據表（PDF） - Princeton Technology
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PT2253A Datasheet PDF : 20 Pages
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Electronic Volume Controller IC
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol
Ratings
Operating temperature
Topr
-45 ~ +85
Storage temperature
Tstg
-65 ~ +150
Tel: 886-2-66296288
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT2253A
Unit
℃
℃
DC ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, Vcc=12V, Vss=0V and Ta=25℃)
Parameter
Symbol Conditions
Min.
Operating supply voltage Vcc
6
Operating supply current Icc
-
Stand-by-current
Vcc=12V
ISB
/INH=0V
-
OSC=12V
Input voltage “H” Level
VIH
0.8 x Vcc
(/INH, U/D) “L” Level
VIL
Vss - 0.3
Attenuator 1
(10dB/step) resistor
RATT-1
Attenuation level
is set to 0dB
25
Attenuator 2
(2dB/step) resistor
RATT-2
Attenuation level
is set to 0dB
10
Max. input amplitude
Bias Vcc/2=6V
Vin
Fin=1KHz
-
ATT=0dB
Operating oscillation
frequency
fosc
5
DCO output current
IDCO
1 step
70
Typ.
-
1
-
-
-
50
20
-
-
100
Max. Unit
12
V
3
mA
10
µA
Vcc + 0.3 V
0.2 x Vcc
70
KΩ
28
KΩ
4.0 Vrms
10
KHz
140
µA
PT2253A V2.8
- 10 -
December, 2005
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