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參數(shù)資料
| 型號： | TDA7342 |
| 廠商： | 意法半導體 |
| 英文描述： | DIGITALLY CONTROLLED AUDIO PROCESSOR |
| 中文描述： | 數(shù)控音頻處理器 |
| 文件頁數(shù)： | 5/14頁 |
| 文件大?。?/td> | 97K |
| 代理商： | TDA7342 |
ELECTRICALCHARACTERISTICS
(continued.)
Symbol
Parameter
TestCondition
Min.
Typ.
Max.
Unit
ZERO CROSSINGMUTE
V
TH
Zero Crossing Threshold
(note 1)
WIN = 11
WIN = 10
WIN = 01
WIN = 00
20
40
80
160
100
0
mV
mV
mV
mV
dB
mV
A
MUTE
V
DC
Mute Attenuation
DC Step
80
0dB to Mute
3
SOFT MUTE
A
MUTE
T
DON
Mute Attenuation
ON Delay Time
45
0.7
20
25
60
1
35
50
1
2.5
50
dB
ms
ms
μ
A
μ
A
V
K
V
V
C
CSM
=22nF;0 to-20dB; I = I
MAX
C
CSM
=22nF;0 to-20dB; I = I
MIN
V
CSM
= 0V;I = I
MAX
V
CSM
= 0V;I = I
MIN
1.7
55
75
T
DOFF
OFF Current
V
THSM
R
INT
V
SMH
V
SML
Soft MuteThreshold
Pullup Resistor (pin 21)
(pin 21) Level High
(pin 21) Level Low
1.5
35
3.5
3.5
65
(note 2)
Soft Mute Active
1
BASS CONTROL
B
BOOST
B
CUT
A
step
R
g
Max Bass Boost
Max Bass Cut
Step Resolution
Internal Feedback Resistance
15
-8.5
1
45
18
-10
2
65
20
dB
dB
dB
K
-11.5
3
85
TREBLE CONTROL
C
RANGE
A
step
Control Range
Step Resolution
±
13
1
±
14
2
±
15
3
dB
dB
SPEAKER ATTENUATORS
C
RANGE
Control Range
A
step
Step Resolution
A
MUTE
Output Mute Attenuation
E
A
Attenuation Set Error
V
DC
DC Steps
35
0.5
80
37.5
1.25
100
40
2.00
dB
dB
dB
dB
mV
Data Word = XXX11111
1.25
3
Adjacent Attenuation Steps
0
AUDIO OUTPUT
V
clip
R
L
R
O
V
DC
Clipping Level
Output Load Resistance
Output Impedance
DC Voltage Level
d = 0.3%
2.1
2
2.6
Vrms
K
V
30
3.8
100
4.1
3.5
TDA7342
5/14
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| TDA7343 | DIGITALLY CONTROLLED AUDIO PROCESSOR |
| TDA7343D | DIGITALLY CONTROLLED AUDIO PROCESSOR |
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相關代理商/技術參數(shù) |
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| TDA7342_06 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
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| TDA7342EQ2NTR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
| TDA7342N | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
| TDA7342NTR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Digitally controlled audio processor |
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