TDA7468D 데이터 시트보기 (PDF) - STMicroelectronics
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TDA7468D Datasheet PDF : 22 Pages
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TDA7468D
ELECTRICAL CHARACTERISTICS
(refer to the test circuit Tamb = 25°C, VS = 9V, f = 1KHz all controls flat (G = 0dB), unless otherwise
specified)
Symbol
Parameter
SUPPLY
VS Supply Voltage
IS Supply Current
SVR Ripple Rejection
INPUT STAGE
RIN Input Resistance
VCL Clipping Level
SIN Input Separation
Ginmin Minimum Input Gain
Ginmax Maximum Input Gain
Gstep Step Resolution
MIC
RIN Input Resistance
Gmic1 Mic Input Gain 1
Gmic2 Mic Input Gain 2
Gmic3 Mic Input Gain 3
Gmin4 Mic Input Gain 4
MIXmic Mixing Rate
SURROUND
Rin Input Resistance
Ginmin Minimum Input Gain
Ginmax Maximum Input Gain
GinV Inverting Gain
Mixmin Minimum Mixing Rate
Mixmax Maximum Mixing Rate
Crosstal Crosstalk of Mux Output to 100%
k
IS
Gbuffer Buffer Gain
VOLUME CONTROL
CRANGE1 Vol 1 Control Range
AVMAX1 Vol 1 Max. Attenuation
ASTEP1 Vol 1 Step Resolution
Match1 Matching
CRANGE2 Vol 2 Control Range
AVMAX2 Vol 2 Max. Attenuation
ASTEP2 Vol 2 Step Resolution
Match2 Matching
AVMAX1+ Vol 1 + Vol 2 Max Attenuation
AVMAX2
Test Condition
THD = 0.3%
Min. Typ. Max. Unit
5
9
10
V
9
mA
60
90
dB
35
50
65
KΩ
2
2.5
Vrms
80
100
dB
-1
0
1
dB
14
dB
2
dB
35
50
65
KΩ
14
dB
10
dB
6
dB
0
dB
50
%
35
50
65
KΩ
-1
0
1
dB
12
dB
-1
0
%
100
%
40
dB
6
dB
63
dB
61
63
65
dB
0.5
1
1.5
dB
TBD
dB
24
dB
22
24
26
dB
7
8
9
dB
TBD
dB
84
dB
4/22
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