參數(shù)資料
型號: TDA7406T
廠商: 意法半導(dǎo)體
英文描述: CAR RADIO SIGNAL PROCESSOR
中文描述: 汽車無線電信號處理器
文件頁數(shù): 5/49頁
文件大?。?/td> 823K
代理商: TDA7406T
5/49
TDA7406T
Table 1. ELECTRICAL CHARACTERISTICS
(V
S
=9V; T
amb
=25°C; R
L
=10k
; all gains=0dB; f=1kHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
INPUT SELECTOR
R
in
Input Resistance
all single ended Inputs
70
100
130
k
V
CL
Clipping Level
2.2
2.6
V
RMS
S
IN
Input Separation
80
100
dB
G
IN MIN
Min. Input Gain
-1
0
1
dB
G
IN MAX
Max. Input Gain
13
15
17
dB
G
STEP
Step Resolution
0.5
1
1.5
dB
V
DC
DC Steps
Adjacent Gain Steps
-5
1
5
mV
G
MIN
to G
MAX
-10
61
10
mV
V
offset
Remaining offset with Autozero
0.5
mV
DIFFERENTIAL STEREO INPUTS
R
in
Input Resistance (see Fig. 1)
Differential
70
100
130
k
CMRR
Common Mode Rejection Ratio
V
CM
= 1V
RMS
@ 1kHz
46
70
dB
V
CM
= 1V
RMS
@ 10kHz
46
60
dB
e
NO
Output-Noise @ Speaker-Outputs 20Hz - 20kHz, flat; all stages 0dB
11
μV
BEEP CONTROL
V
RMS
Beep Level
Mix-Gain = 6dB
250
350
500
mV
f
Beep
Beep Frequency
f
Beep1
475
500
525
Hz
f
Beep2
740
780
820
Hz
f
Beep3
1.48
1.56
1.64
kHz
f
Beep4
2.28
2.4
2.52
kHz
MIXING CONTROL
M
LEVEL
Mixing Ratio
Main / Mix-Source
-6/-6
dB
G
MAX
Max. Gain
13
15
17
dB
A
MAX
Max. Attenuation
-83
-79
-75
dB
A
STEP
Attenuation Step
0.5
1
1.5
dB
LOUDNESS CONTROL
A
STEP
Step Resolution
0.5
1
1.5
dB
A
MAX
Max. Attenuation
-21
-19
-17
dB
f
Peak
Peak Frequency
f
P1
180
200
220
Hz
f
P2
360
400
440
Hz
f
P3
540
600
660
Hz
f
P4
720
800
880
Hz
VOLUME CONTROL
G
MAX
Max. Gain
30
32
34
dB
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