PT2256V データシートの表示（PDF） - Princeton Technology
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PT2256V Datasheet PDF : 19 Pages
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Electronic Volume Controller IC
PT2256V
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, Ta=25℃, VDD=9V)
Parameter
Symbol
Test Condition
Min.
Operating Supply Voltage VDD
4.5
Operating Supply Current IDD No Load, FOSC=20Hz
-
Stand-by Current
ISB OSC=0V, /INH=0V
-
Backup Voltage
Backup Current
VOD
IOD
/INH Pin=0V
2.0
-
High Level Input Voltage
VIH
/UP, /DN, /RST
/INH
0.7VDD
0.8VDD
Low Level Input Voltage
VIL
/UP, /DN, /RST
/INH
0
0
Between IN~AGND Resistor 45
Voltage Resistor
RVR Between IN~LT Resistor
26
Between LT~AGND Resistor 19
High Level Input Current
IIH /INH Input Pin, VIL=VDD
-1
Low Level Input Current
IIL /INH Input Pin, VIN=0V
-1
Pull-up Resistor
Rup /UP, /DN, /RST Input Pin
50
Analog Switch ON
Resistor
When 0dB, Between
RON IN1~OUT1 and IN2~OUT2
-
Resistor
Attenuation Error
△ATT Test Attenuation Value
-
Balance between Left and
Right
△RVR
Volume Resistor Error
between Left and Right
-
Total Harmonic Distortion THD FIN=1KHz,
0dB
-
Maximum Attenuation
ATTMAX VIN=1Vrms,
∞dB
-
Cross Noise
Output Noise
CT RL=100KΩ,
0dB
-
VN Rg=600Ω
0dB
-
OSC Frequency
FOSC CX=2.2µf, Rx=33KΩ
-
Output Resistance
ROUT
FIN=1KHz, VIN=1Vrms,
Volume Control=0dB
550
FIN=1KHz,
Maximum Input Amplitude
VIN
Volume
Control=0dB,
VDD=9V
-
THD<0.08%
Typ.
9.0
0.3
0.3
-
0.1
-
-
-
-
54
29
22
-
-
70
400
0
0
0.01
90
90
-100
18
650
-
Max. Unit
11
V
1.0 mA
10 µA
11
V
1.0 µA
VDD
VDD
V
0.3VDD
0.7VDD
V
75
45 KΩ
32
1
mA
1
mA
100 KΩ
500 Ω
±2.0 dB
±3.0 %
-
%
-
dB
-
dB
-
dB
-
Hz
750 Ω
3.5 Vrms
PT2256V V1.2
-9-
August, 2006
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