TDA7497S 查看數據表（PDF） - STMicroelectronics
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TDA7497S Datasheet PDF : 7 Pages
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TDA7497S
ELECTRICAL CHARACTERISTCS (Refer to the test circuit VS = 25V; Rg = 50Ω, Tamb = 25°C)
Symbol
Parameter
Test Condition
Min. Typ. Max.
VS Supply Voltage Range
11
30
Iq
Total Quiescent Current
60
100
VO Quiescent Output Voltage
PO_L/R Output Power Left /
RightChannels
THD = 10%; RL = 8Ω;
THD = 1%; RL = 8Ω;
11.5 12.5 13.5
6
8
5
6
PO_C Output Power Center Channel
THD = 10%; RL = 4Ω
THD = 1%; RL = 4Ω
12
15
10
12
THD Total Harmonic Distortion
PO = 1W; f = 1KHz;
0.4
Ipeak L/R Output Peak Current
(internally limited)
2.0
Ipeak C Output Peak Current Central
(internally limited)
2.5
Channel
GV Closed Loop Gain
28.5 29.5 30.5
∆GV L/R Voltage GainMatching
-1
1
BW
0.6
eN Total Output Noise
SR Slew Rate
f = 20Hz to 22KHz
60
150
5
8
Ri
SVR
Input Resistance
Supply Voltage Rejection
22.5
30
f = 1kHz CSVR = 470µF; VRIP = 50
60
1Vrms
TM Thermal Muting
150
Ts Thermal Shut-down
160
MUTE & INPUT SELECTION FUNCTIONS
VMUTE1 Mute 1 ON threshold (L/R)
Mute 1 OFF threshold (L/R)
3.5
1.5
VMUTE2 Mute 2 ON Threshold (center)
Mute 2 OFF Threshold (center)
3.5
1.5
AMUTE Mute Attenuation
50
65
ImuteBIAS Mute bias current Mute1/Mute2
Mute
Play
1
5
0.2
2
Unit
V
mA
V
W
W
W
W
%
A
A
dB
dB
MHz
µV
V/µs
KΩ
dB
°C
°C
V
V
V
V
dB
µA
µA
3/7
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