PT2259 Просмотр технического описания (PDF) - Princeton Technology
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PT2259 Datasheet PDF : 21 Pages
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Volume Controller IC
ABSOLUTE MAXIMUM RATINGS
Tel: 886-2-66296288
Fax: 886-2-29174598
URL: http://www.princeton.com.tw
PT2259
Parameter
Symbol
Rating
Unit
Supply Voltage
Vcc
12
V
Operating Temperature
Topr
-40 ~ +85
°C
Storage Temperature
Tstg
-65 ~ +150
°C
Input Voltage
Vi
-0.3 ~ Vcc + 0.3
V
ELECTRICAL CHARACTERISTICS
(Conditions: Vcc=9V, Vi=1Vrms, f=1kHz, Temp=27°C)
Parameter
Operating Voltage
Operating Current
Volume Attenuation
Range
Attenuation Step
Attenuation Step Gain
Error
Interchannel Attenuation
Gain Error
Maximum Output
Voltage
Total Harmonic
Distortion
Noise Output
Signal-to-Noise Ratio
Channel Separation
Mute
Frequency Response
Input Impedance
Output Impedance
Symbol
Vcc
Icc
ARANGE
ASTEP
GERR
Testing Conditions
Vcc=9V, Vi=0V
Minimum attenuation
Maximum attenuation
-
-
CERR
Vomax
THD
NO
SNR
CS
MUTE
FR
Rin
Rout
-
Vcc=9V, freq=1kHz, Volume
Att.=0dB, Rload=50KΩ,
THD<1%
f=1kHz, Vout=2Vrms
Vol.Att.=0dB,
A-weight Rload
= 50 KΩ
Vout=
200mVrms
Vin=GND, Mute=OFF,
Volume Att = 0dB, A-weighted
Vin=1Vrms, No-weighted
Att.=0dB
A-weighted
Vin=2.5Vrms, freq.=1kHz,
Volume Att.=0dB
Vin=2.5Vrms, freq.=1kHz,
Vol. Att.=0dB, A-weighted
Vin=1Vrms,
Volume Att.=-10dB
f = 1kHz
f=1kHz, Vout=100mVrms
Min.
4
-
-
-
-
-
-
2.0
-
-
-
95
110
100
90
-
-
-
Typ. Max. Unit
9
12
V
2.5 3 mA
0
-
-79 -
dB
1
-
dB
0.5
-
dB
0.5
-
dB
2.3 2.5 Vrms
0.07 0.09
0.003 0.005 %
2
3 µVrms
100 103
120 125 dB
120 125 dB
95 97 dB
1 1.3 MHz
33
-
KΩ
6
-
Ω
PT2259 V1.2
- 10 -
June, 2005
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