參數(shù)資料
型號(hào): TDA7514
廠商: 意法半導(dǎo)體
英文描述: SINGLE-CHIP FM/AM TUNER WITH STEREO DECODER AND AUDIO PROCESSOR
中文描述: 單芯片F(xiàn)M /調(diào)幅調(diào)諧立體聲解碼器和音頻處理器
文件頁(yè)數(shù): 23/74頁(yè)
文件大?。?/td> 604K
代理商: TDA7514
23/74
TDA7514
3.6 AUDIO PROCESSOR
(V
S
= 8.5V; T
amb
= 25°C; R
L
= 10k
; all gains = 0dB; f = 1kHz; unless otherwise specified)
Table 9.
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
V
RMS
S
IN
Input Separation
80
100
dB
G
IN MIN
Min. Input Gain
-1
0
+1
dB
GI
N 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 GMAX
-10
6
10
mV
V
offset
Remaining offset with AutoZero
0.5
mV
QUASI DIFFERENTIAL STEREO INPUT
R
in
Input Resistance
all inputs to ground
70
100
130
k
G
QD
Gain
-4
dB
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
CMRR
Common Mode Rejection Ratio
V
CM
=1 V
RMS
@ 1kHz
46
70
dB
V
CM
=1 V
RMS
@ 10kHz
46
60
dB
e
NO
Output Noise @ Speaker
Outputs
20Hz-20kHz,flat;
all stages 0dB
20
μ
V
SINGLE-ENDED STEREO INPUT
R
in
Input Resistance
70
100
130
k
G
QD
Gain
0
dB
e
NO
Output Noise @ Speaker
Outputs
20Hz-20kHz,flat;
all stages 0dB
TBD
μ
V
DIFFERENTIAL MONO INPUT
R
in
Input Resistance
Differential
40
56
72
k
G
MD
Gain
-4
dB
CMRR
Common Mode Rejection Ratio
V
CM
=1 V
RMS
@ 1kHz
40
70
dB
V
CM
=1 V
RMS
@ 10kHz
40
60
dB
e
NO
Output Noise @ Speaker
Outputs
20Hz-20kHz,flat;
all stages 0dB
TBD
μ
V
BEEP CONTROL
V
RMS
Beep Level
all flat
TBD
mV
f
Beep
Beep Frequency
f
Beep1
500
Hz
f
Beep2
1
kHz
f
Beep1
2
kHz
f
Beep2
3
kHz
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