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TDA7564 bảng dữ liệu(PDF) 5 Page - STMicroelectronics

tên linh kiện TDA7564
Giải thích chi tiết về linh kiện  MULTIFUNCTION QUAD POWER AMPLIFIER WITH BUILT-IN DIAGNOSTICS FEATURES
PDF  20 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
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TDA7564 bảng dữ liệu(HTML) 5 Page - STMicroelectronics

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TDA7564
Pnop
Normal operation thresholds.
(Within these limits, the Output is
considered without faults).
Power Amplifier in st-by
1.8
Vs -1.8
V
Lsc
Shorted Load det.
0.5
Ω
Lop
Open Load det.
85
Ω
Lnop
Normal Load det.
1.75
45
Ω
TURN ON DIAGNOSTICS 2 (Line Driver Mode)
Pgnd
Short to GND det. (below this
limit, the Output is considered in
Short Circuit to GND)
Power Amplifier in st-by
1.2
V
Pvs
Short to Vs det. (above this limit,
the Output is considered in Short
Circuit to VS)
Vs -1.2
V
Pnop
Normal operation thresholds.
(Within these limits, the Output is
considered without faults).
1.8
Vs -1.8
V
Lsc
Shorted Load det.
2
Ω
Lop
Open Load det.
330
Ω
Lnop
Normal Load det.
7
180
Ω
PERMANENT DIAGNOSTICS 2 (Power Amplifier Mode or Line Driver Mode)
Pgnd
Short to GND det. (below this
limit, the Output is considered in
Short Circuit to GND)
Power Amplifier in Mute or Play,
one or more short circuits
protection activated
1.2
V
Pvs
Short to Vs det. (above this limit,
the Output is considered in Short
Circuit to VS)
Vs -1.2
V
Pnop
Normal operation thresholds.
(Within these limits, the Output is
considered without faults).
1.8
Vs -1.8
V
LSC
Shorted Load Det.
Pow. Amp. mode
0.5
Ω
Line Driver mode
2
Ω
VO
Offset Detection
Power Amplifier in play,
AC Input signals = 0
±1.5
±2
±2.5
V
INL
Normal load current detection
VO < (VS - 5)pk
500
mA
IOL
Open load current detection
VO < (VS - 5)pk
250
mA
I2C BUS INTERFACE
fSCL
Clock Frequency
400
KHz
VIL
Input Low Voltage
1.5
V
VIH
Input High Voltage
2.3
V
ELECTRICAL CHARACTERISTICS (continued)
(Refer to the test circuit, VS = 14.4V; RL = 4Ω; f = 1KHz; Tamb = 25°C; unless otherwise specified.)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit



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