TDA7575 Просмотр технического описания (PDF) - STMicroelectronics
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производитель
TDA7575
STMicroelectronics
TDA7575 Datasheet PDF : 17 Pages
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TDA7575
ELECTRICAL CHARACTERISTCS: (continued)
Symbol
Parameter
Test Condition
Min. Typ. Max. Unit
ICDL Clip Pin Low Sink Current
CD Clip detect THD level
CD on; VCD < 300mV
D0 (IB1) = 0
1
mA
0.8
1.3
2.5
%
D0 (IB1) = 1
5
10
15
%
(*) ST-BY Pin high enables I2C bus; ST-BY Pin low puts the device in ST-BY condition.(see “prog” for more details)
TURN ON DIAGNOSTICS (Power Amplifier Mode)
Pgnd
Short to GND det. (below this Power Amplifier in st-by condition
limit, the Output is considered in
Short Circuit to GND)
1.2
V
Pvs Short to Vs det. (above this
limit, the Output is considered in
Short Circuit to VS)
Vs -0.9
V
Pnop
Normal operation
thresholds.(Within these limits,
the Output is considered
without faults).
1.8
Vs -1.5 V
Lsc Shorted Load det.
0.5
Ω
Lop Open Load det.
130
Ω
Lnop Normal Load det.
1.5
70
Ω
TURN ON DIAGNOSTICS (Line Driver Mode)
Pgnd
Short to GND det. (below this Power Amplifier in st-by
limit, the Output is considered in
Short Circuit to GND)
1.2
V
Pvs Short to Vs det. (above this
limit, the Output is considered in
Short Circuit to VS)
Vs -0.9
V
Pnop
Normal operation
thresholds.(Within these limits,
the Output is considered
without faults).
1.8
Vs -1.5 V
Lsc Shorted Load det.
1.5
Ω
Lop Open Load det.
400
Ω
Lnop Normal Load det.
4.5
200
Ω
PERMANENT DIAGNOSTICS (Power Amplifier Mode or Line Driver Mode)
Pgnd
Short to GND det. (below this Power Amplifier in Mute or Play
limit, the Output is considered in condition, one or more short circuits
Short Circuit to GND)
protection activated
1.2
V
Pvs Short to Vs det. (above this
limit, the Output is considered in
Short Circuit to VS)
Vs - 0.9
V
Pnop
Normal operation
thresholds.(Within these limits,
the Output is considered
without faults).
1.8
Vs -1.5 V
Lsc Shorted Load det.
Pow. Amp. mode
0.5
Ω
Line Driver mode
1.5
Ω
5/17
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