SC7313 查看數據表（PDF） - Silan Microelectronics
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SC7313 Datasheet PDF : 13 Pages
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Silan
Semiconductors
SC7313
(continued)
Parameter
Symbol
Test conditions
Min Typ Max Unit
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
TREBLE CONTROL (note 1)
34
44
58
kΩ
Control Range
Gt Maximum boost/cut
±13 ±14 ±15 dB
Step resolution
AUDIO OUTPUTS
TSTEP
1
2
3
dB
Clipping level
VOCL THD=0.3%
2
2.5
Vrms
Output load resistance
RL
4
kΩ
Output load capacitance
CL
10
nF
Output resistance
ROUT
30
75 120
Ω
DC voltage level
GENERAL
VOUT
4.2 4.5 4.8
V
Output noise
BW=20 ~20kHz,flat
output muted
eNO BW=20 ~20kHz,flat
All gains=0dB
A curve, all gains =0 dB
2.5
µV
5
15
µV
3
µV
Signal to noise ratio
S/N All gains=0dB; Vo=1Vrms
106
dB
Distortion
Channel separation left/right
Av=0,VIN=10mV
d
Av=-20dB, VIN=1Vrms
Av=-20dB,VIN=0.3Vrms
Sc
0.01 0.1
%
0.09 0.3
%
0.04
%
80 103
dB
Total tracking error
BUS INPUTS
AV=0 to –20 dB
AV=-20 to –60 dB
0
1
dB
0
2
dB
Input low voltage
Input high voltage
Input current
Output voltage SDA acknowledge
VIL
VIH
IIN
Vo Io=1.6mA
1
V
3
V
-5
+5
µA
0.4
V
NOTES:
(1) Bass and treble response see Figure 16. The center frequency and quality of the response behavior can be
chosen by the external circuitry. A standard first order bass response can realized by a standard feedback
network.
(2) The selected input is grounded through the 2.2µF capacitor.
HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD
Rev: 1.1 2002.02.26
4
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