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TDA7342N 数据表(PDF) 6 Page - STMicroelectronics

部件名 TDA7342N
功能描述  Digitally controlled audio processor
PDF  20 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7342N 数据表(HTML) 6 Page - STMicroelectronics

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Electrical specifications
TDA7342
6/20
2
Electrical specifications
2.1
Absolute maximum ratings
Table 1.
Absolute maximum ratings
Symbol
Parameter
Value
Unit
VS
Operating supply voltage
10.5
V
Tamb
Operating ambient temperature
-40 to 85
°C
Tstg
Storage temperature range
-55 to 150
°C
Table 2.
Thermal data
Symbol
Parameter
Value
Unit
Rth j-amb
Thermal resistance junction-pins
150
°C/W
Table 3.
Quick reference data
Symbol
Parameter
Min.
Typ.
Max.
Unit
VS
Supply voltage
6
9
10.2
V
VCL
Max. input signal handling
2.1
2.6
Vrms
THD
Total harmonic distortion V = 1Vrms f = 1KHz
0.01
0.08
%
S/N
Signal to noise ratio
106
dB
SC
Channel separation
100
dB
Volume control 0.3dB step
-59.7
20
dB
Treble control 2dB step
-14
+14
dB
Bass control 2dB step
-10
+18
dB
Fader and balance control 1.25dB step
-38.75
0
dB
Input gain 3.75dB step
0
11.25
dB
Mute attenuation
100
dB
Table 4.
Electrical characteristics
(VS = 9V; RL = 10KΩ; Rg = 50Ω; Tamb = 25°C; all gains = 0dB; f = 1KHz. Refer
to the test circuit, unless otherwise specified.)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
Input selector
RI
Input resistance
70
100
130
K
Ω
VCL
Clipping level
d
≤ 0.3%
2.1
2.6
VRMS
SI
Input separation
80
100
dB
RL
Output load resistance
2
K
Ω
GI MIN
Minimum input gain
-0.75
0
0.75
dB
GI MAX
Maximum input gain
10.25 11.25 12.25
dB



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