TDA7449 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
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Fabricante
TDA7449 Datasheet PDF : 19 Pages
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TDA7449
Table 2. Absolute Maximum Ratings
Symbol
Parameter
VS
Operating Supply Voltage
Tamb
Operating Ambient Temperature
Tstg
Storage Temperature Range
Figure 3. Pin Connection
Value
Unit
10.5
V
0 to 70
°C
-55 to 150
°C
CREF
VS
PGND
ROUT
LOUT
R_IN2
R_IN1
L_IN1
L_IN2
MUXOUT(L)
1
20
2
19
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
D98AU848
SDA
SCL
DIG_GND
TREBLE(R)
TREBLE(L)
BIN(L)
BOUT(L)
BOUT(R)
BIN(R)
MUXOUT(R)
Table 3. Thermal Data
Symbol
Parameter
Rth j-pin Thermal Resistance Junction- pins
Table 4. Quick Reference Data
Symbol
Parameter
VS Supply Voltage
VCL Max Input Signal Handling
THD Total Harmonic Distortion V = 0.1Vrms f = 1KHz
S/N Signal to Noise Ratio Vout = 1Vrms (mode = OFF)
SC Channel Separation f = 1KHz
Input Gain (2dB step)
Volume Control (1dB step)
Treble Control (2dB step)
Bass Control (2dB step)
Balance Control 1dB step
Mute Attenuation
Value
85
Unit
°C/W
Min.
6
2
0
-47
-14
-14
-79
Typ.
9
0.01
106
90
100
Max.
10.2
0.1
30
0
14
14
0
Unit
V
VRMS
%
dB
dB
dB
dB
dB
dB
dB
dB
2/19
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