參數(shù)資料
型號: TDA7404D
廠商: 意法半導體
英文描述: CARRADIO-SIGNAL-PROCESSOR
中文描述: CARRADIO信號處理器
文件頁數(shù): 4/26頁
文件大?。?/td> 379K
代理商: TDA7404D
TDA7404D
4/26
ELECTRICAL CHARACTERISTICS
(V
S
=9V; T
amb
=25 ;R
L
=10k
; all gains = 0dB; f = 1kHz; unless otherwise
specified)
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
INPUT SELECTOR
R
in
Input Resistance
all single ended Inputs
70
100
130
k
V
CL
Clipping Level
2.20
2.60
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
18
20
22
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
5
10
mV
V
offset
Remaining offset with AutoZero
0.5
mV
P DIFFERENTIAL STEREO INPUTS
R
in
Input Resistance
(see Figure 1)
Differential
70
100
130
k
G
CD
Gain
only at true differential
input
-0.75
0
0.75
dB
-5
-6
-7
dB
-11
-12
-13
dB
CMRR
Common Mode Rejection Ratio
V
CM
= 1V
RMS
@ 1kHz
40
70
dB
V
CM
= 1V
RMS
@ 10kHz
40
60
dB
e
NO
Output-Noise @ Speaker-Outputs 20Hz - 20kHz, flat; all stages 0 dB
9
V
DIFFERENTIAL MONO INPUT
R
in
Input Resistance
Differential
39
56
73
k
CMRR
Common Mode Rejection Ratio
V
CM
= 1V
RMS
@ 1kHz
40
70
dB
V
CM
= 1V
RMS
@ 10kHz
40
60
dB
BEEP CONTROL
V
RMS
Beep Level
250
350
500
mV
f
B
Beep Frequency
f
B1
740
781
820
Hz
f
B2
1.48
1.56
1.64
kHz
f
B3
1.7
1.8
1.9
kHz
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