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TDA7405 数据表(PDF) 5 Page - STMicroelectronics

部件名 TDA7405
功能描述  EQUALIZER CARRADIO SIGNAL PROCESSOR
PDF  56 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

TDA7405 数据表(HTML) 5 Page - STMicroelectronics

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TDA7405
Table 1. ELECTRICAL CHARACTERISTICS
(VS=9V; Tamb=25°C; RL=10kΩ; all gains=0dB; f=1kHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT SELECTOR
Rin
Input Resistance
all single ended Inputs
70
100
130
k
Ω
VCL
Clipping Level
2.2
2.6
VRMS
SIN
Input Separation
80
100
dB
GIN MIN
Min. Input Gain
-1
0
+1
dB
GIN MAX
Max. Input Gain
13
15
17
dB
GSTEP
Step Resolution
0.5
1
1.5
dB
VDC
DC Steps
Adjacent Gain Steps
-5
1
5
mV
GMIN to GMAX
-10
1
10
mV
Voffset
Remaining offset with AutoZero
0.5
mV
DIFFERENTIAL STEREO INPUTS
Rin
Input Resistance
(see Fig. 1)
Differential
70
100
130
k
Ω
GCD
Gain
only at true differential input
-1
0
1
dB
-5
-6
-7
dB
-11
-12
-13
dB
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS @ 1kHz
46
70
dB
VCM = 1VRMS @ 10kHz
46
60
dB
eNO
Output-Noise @ Speaker-Outputs 20Hz - 20kHz, flat; all stages 0dB
9
15
µV
DIFFERENTIAL MONO INPUTS
Rin
Input Impedance
Differential
40
56
72
k
Ω
CMRR
Common Mode Rejection Ratio
VCM = 1VRMS @ 1kHz
46
70
dB
VCM = 1VRMS @ 10kHz
46
60
dB
BEEP CONTROL
VRMS
Beep Level
Mix-Gain = 6dB
250
3501)
500
mV
fBeep
Beep Frequency
fBeep1
470
500
530
Hz
fBeep2
740
780
820
Hz
fBeep3
1.7
1.8
1.9
kHz
fBeep4
18
19
20
kHz
1. The Level for the 19kHz-Testtone is 2.1VRMS
MIXING CONTROL
MLEVEL
Mixing Ratio
Main / Mix-Source
-6/-6
dB
GMAX
Max. Gain
13
15
17
dB
AMAX
Max. Attenuation
-83
-79
-75
dB
ASTEP
Attennuation Step
0.5
1
1.5
dB



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