SC7314
(Continued)
Characteristics
Symbol
Test conditions
Min.
Typ.
Max.
Unit
VOLUME CONTROL
Input Resistance
R
20
70
33
75
0
50
80
1
kW
dB
dB
dB
dB
IV
Control Range
C
range
V(min)
V(max)
Minimum Attenuation
Maximum Attenuation
Step Resolution
A
•1
A
70
75
1.25
0
80
1.75
1.25
2
ASTEP
EA
0.5
•1.25
•3
A =0 to –20dB
V
Attenuation Set Error
Tracking Error
DC Steps
dB
A =•20 to –60dB
V
ET
2
dB
mV
mV
Adjacent attenuation steps
From 0dB to AV max
0
3
V
DC
0.5
7.5
SPEAKER ATTENUATORS
Control Range
C
35
37.5
1.25
40
1.75
1.5
dB
dB
dB
dB
mV
mV
range
Step Resolution
SSTEP
EA
0.5
Attenuation Set Error
Output Mute Attenuation
AMUTE
80
100
0
Adjacent attenuation steps
From 0dB to MUTE
3
DC Steps
V
DC
1
10
BASS CONTROL (note 1)
Control Range
GB
BSTEP
RB
Maximum boost/cut
±12
1
±14
2
±16
3
dB
dB
kW
Step Resolution
Internal Feedback
Resistance
34
44
58
TREBLE CONTROL (note 1)
Control Range
Gt
Maximum boost/cut
THD=0.3%
±13
±14
±15
dB
dB
Step Resolution
T
1
2
3
STEP
AUDIO OUTPUTS
Clipping Level
V
OCL
2
4
2.5
Vrms
kW
nF
Output Load Resistance
Output Load Capacitance
Output Resistance
DC Voltage Level
GENERAL
R
C
L
10
120
4.8
L
R
OUT
30
75
W
V
OUT
4.2
4.5
V
BW=20 ~20kHz,flat output muted
BW=20 ~20kHz,flat All gains=0dB
A curve, all gains =0 dB
2.5
5
mV
mV
mV
dB
15
Output Noise
e
NO
3
Signal To Noise Ratio
S/N
All gains=0dB; Vo=1V
106
rms
(To be continued)
HANGZHOU SILAN MICROELECTRONICS CO.,LTD
REV:1.1
2007.09.25
Http: www.silan.com.cn
Page 3 of 14
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