參數(shù)資料
型號(hào): TDA7417
廠商: 意法半導(dǎo)體
英文描述: Car radio audio processor
中文描述: 汽車收音機(jī)音頻處理器
文件頁數(shù): 12/34頁
文件大?。?/td> 347K
代理商: TDA7417
Electrical specifications
TDA7417
12/34
Note:
It is not recommended that gain control and Softstep control be adjusted at the same time if
they are in the same byte.
It is not allowed to change multistep on/off or softstep on/off during the process of multistep
or softstep.
V
DC
DC voltage level
4.05
4.25
4.4
V
AC COUPLING
R
ACIN
R
ACOUT
AC coupling input resistance
35
50
65
k
Ω
Ω
AC coupling output resistance
5
50
100
IN/OUT CONTROL
R
in
Input resistance
Differential
70
100
130
k
Ω
CMRR
Common mode rejection ratio
V
CM
=1 VRMS@ 1kHz
V
CM
=1 VRMS@ 10kHz
40
60
dB
40
60
dB
V
CL(IN)
V
CL(OUT)
R
OUT
R
IMPED
V
DC
I
2
C TIMING
In clipping level
1.9
2
V
RMS
V
RMS
Ω
k
Ω
Out clipping level
1.9
2
Output impedance
50
100
High impedance
200
DC voltage level
3.1
3.3
3.5
V
VIH
High input voltage for SDA,SCL
2.5
V
VIL
Low input voltage for SDA,SCL
0.7
V
VOL
Low output voltage for SDA
0.4
V
Tr
SDA and SCL rise time
300
ns
Tf
SDA and SCL fall time
300
ns
Tsdah
SCL falling to SDA input hold time
0
0.9
us
Tsdas
SDA input setup time to SCL rising
100
ns
GENERAL
e
NO
Output noise
BW=20Hz to 20 kHz all
gain = 0dB, HPF = off
12
25
μV
BW=20Hz to 20 kHz
Output muted
6
15
μV
S/N
Signal to noise ratio
all gain = 0dB flat;
V
o
=2V
RMS
V
IN
=1V
RMS;
all stages
0dB
HPF = off
95
100
dB
D
Distortion
0.01
0.1
%
S
C
Channel separation left/right
80
90
dB
1.
Min and max values are calculated according to simulation results; functionality is guaranteed by measuring a directly
correlated parameter
Table 5.
Electrical characteristics (continued)
V
S
= 8.5V; T
amb
= 25 C; R
L
= 10k
Ω
; all gains = 0dB; f = 1kHz; unless otherwise specified
Parameter
Test Condition
Symbol
Min.
Typ.
Max.
Unit
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