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參數(shù)資料
| 型號： | TDA7344S |
| 廠商： | 意法半導體 |
| 英文描述： | DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| 中文描述： | 數(shù)字控制的矩陣環(huán)繞聲音頻處理器 |
| 文件頁數(shù)： | 6/20頁 |
| 文件大?。?/td> | 201K |
| 代理商： | TDA7344S |
ELECTRICALCHARACTERISTICS
(continued)
Symbol
SPEAKERATTENUATORS
Parameter
TestCondition
Min.
Typ.
Max.
Unit
C
range
S
STEP
E
A
A
MUTE
V
DC
Control Range
Step Resolution
Attenuation set error
Output Mute Attenuation
DC Steps
35
0.5
-1.5
80
37.5
1.25
40
1.75
1.5
dB
dB
dB
dB
mV
mV
90
0
1
adjacent att. steps
from 0 to mute
SPEAKERATTENUATORS AUX
C
range
S
STEP
E
A
Control Range
Step Resolution
Attenuation set error
70
0.5
-1.5
-3
-3
80
75
1.25
0
0
0
90
dB
dB
dB
dB
mV
dB
Av = 0 to -40dB
Av = 0 to 20dB
Av = -20 to -60dB
adjacent att. steps
1.75
1.5
2
3
V
DC
A
MUTE
DC Steps
Output Mute Attenuation
AUDIO OUTPUTS
V
OCL
R
OUT
V
OUT
Clipping Level
Output resistance
DC Voltage Level
d = 0.3%
2
2.5
200
4.5
Vrms
V
100
4.2
300
4.8
GENERAL
N
O(OFF)
Output Noise (OFF)
B
W
= 20Hzto 20KHz
Output R and L
Output AUX R and L
Mode =Movie ,
B
W
= 20Hzto 20KHz
R
out
and L
out
measurement
Mode = Music ,
B
W
= 20Hzto 20KHz,
R
out
and L
out
measurement
Mode = Simulated,
B
W
= 20Hzto 20KHz
R
out
and L
out
measurement
Av = 0 ; V
in
= 1Vrms
8
15
30
15
30
μ
Vrms
μ
Vrms
μ
Vrms
N
O(MOV)
Output Noise (Movie)
N
O(MUS)
Output Noise (Music)
30
μ
Vrms
N
O(MON)
Output Noise (Simulated)
30
μ
Vrms
d
Distorsion
Channel Separation
0.02
70
0.1
%
dB
S
C
60
BUS INPUTS
V
IL
V
IH
I
IN
V
O
Input Low Voltage
Input High Voltage
Input Current
Output Voltage SDA
Acknowledge
1
V
V
μ
A
V
3
-5
+5
0.8
I
O
= 1.6mA
0.4
Note:
(1) Bass and Treble response: The center frequency and the resonance quality can be choosen by
the external circuitry. A standard first order bass response can be realized by a standard feedback network.
(2) The peack voltage of the two input signals must be less then
V
S
2:
(Lin + Rin)
peak
A
Vin
<V
S
2
TDA7344
6/20
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| TDA7345 | DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7345D | DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7346D | DIGITAL CONTROLLED SURROUND SOUND MATRIX |
| TDA7348D | DIGITALLY CONTROLLED AUDIO PROCESSOR |
| TDA7348 | Digitally Controlled Audio Processor(數(shù)控音頻處理器) |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7345 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7345D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7346 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITAL CONTROLLED SURROUND SOUND MATRIX |
| TDA7346D | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITAL CONTROLLED SURROUND SOUND MATRIX |
| TDA7348 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITALLY CONTROLLED AUDIO PROCESSOR |
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