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SC7312 датащи(PDF) 3 Page - Silan Microelectronics Joint-stock

номер детали SC7312
подробное описание детали  4CH OUTPUT STEREO AUDIO PROCESSOR WITH 4 STEREO INPUTS AND TONE/VOLUME CONTROL
PDF  12 Pages
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производитель  SILAN [Silan Microelectronics Joint-stock]
домашняя страница  http://www.silan.com.cn
Logo SILAN - Silan Microelectronics Joint-stock

SC7312 датащи(HTML) 3 Page - Silan Microelectronics Joint-stock

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SC7312
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.2
2004.08.03
Http: www.silan.com.cn
Page 3 of 13
(Continued)
Characteristics
Symbol
Test conditions
Min.
Typ.
Max.
Unit
VOLUME CONTROL
Input Resistance
RIV
20
33
50
k
Ω
Control Range
Crange
70
75
80
dB
Minimum Attenuation
AV(min)
-1
0
1
dB
Maximum Attenuation
AV(max)
70
75
80
dB
Step Resolution
ASTEP
0.5
1.25
1.75
dB
AV=0 to –20dB
-1.25
0
1.25
Attenuation Set Error
EA
AV=-20 to –60dB
-3
2
dB
Tracking Error
ET
2
dB
Adjacent attenuation steps
0
3
mV
DC Steps
VDC
From 0dB to AV max
0.5
7.5
mV
SPEAKER ATTENUATORS
Control Range
Crange
35
37.5
40
dB
Step Resolution
SSTEP
0.5
1.25
1.75
dB
Attenuation Set Error
EA
1.5
dB
Output Mute Attenuation
AMUTE
80
100
dB
Adjacent attenuation steps
0
3
mV
DC Steps
VDC
From 0dB to MUTE
1
10
mV
BASS CONTROL (note 1)
Control Range
GB
Maximum boost/cut
±12
±14
±16
dB
Step Resolution
BSTEP
1
2
3
dB
Internal Feedback Resistance
RB
34
44
58
k
Ω
TREBLE CONTROL (note 1)
Control Range
Gt
Maximum boost/cut
±13
±14
±15
dB
Step Resolution
TSTEP
1
2
3
dB
AUDIO OUTPUTS
Clipping Level
VOCL
THD=0.3%
2
2.5
Vrms
Output Load Resistance
RL
4
k
Ω
Output load Capacitance
CL
10
nF
Output Resistance
ROUT
30
75
120
Ω
DC Voltage Level
VOUT
4.2
4.5
4.8
V
GENERAL
BW=20 ~20kHz,flat
output muted
2.5
µV
BW=20 ~20kHz,flat
All gains=0dB
5
15
µV
Output Noise
eNO
A curve, all gains =0 dB
3
µV
Signal to Noise Ratio
S/N
All gains=0dB; Vo=1Vrms
106
dB
(To be continued)



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