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參數(shù)資料
| 型號(hào)： | TDA7343D |
| 廠商： | 意法半導(dǎo)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)： | 4/14頁 |
| 文件大?。?/td> | 100K |
| 代理商： | TDA7343D |
ELECTRICALCHARACTERISTICS
(V
S
= 9V; R
L
= 10K
; R
g
= 50
; T
amb
= 25
°
C; all controlsflat
(G - 0dB); f = 1KHz. Refer to the test circuit, unless otherwise specified.)
Symbol
Parameter
TestCondition
Min.
Typ.
Max.
Unit
INPUT SELECTOR
R
I
V
CL
S
I
R
L
G
I MIN
G
I MAX
G
step
e
N
V
DC
Input Resistance
Clipping Level
Input Separation
Output Load Resistance
Minimum Input Gain
Maximum Input Gain
Step Resolution
Input Noise
DC Steps
70
2.1
80
2
-0.75
10.25
2.75
100
2.6
100
130
K
V
RMS
dB
K
dB
dB
dB
μ
V
mV
mV
d
≤
0.3%
0
0.75
12.25
4.75
11.25
3.75
2.3
1.5
3
20Hz to 20 KHz unweighted
Adiacent Gain Steps
G
IMIN
to G
IMAX
10
VOLUME CONTROL
R
I
G
MAX
A
MAX
A
STEPC
Input Resistance
Maximum Gain
Maximum Attenuation
Step Resolution Coarse
Attenuation
Step Resolution FineAttenuation
Attenuation Set Error
35
50
20
59.7
1.25
K
dB
dB
dB
18.75
57.7
0.5
21.25
62.7
2.0
A
STEPF
E
A
0.11
-1.25
-3
0.31
0
0.51
1.25
2
2
3
5
dB
dB
dB
dB
mV
mV
G = 20 to -20dB
G = -20 to -58dB
E
t
V
DC
Tracking Error
DC Steps
Adiacent Attenuation Steps
From 0dB to A
MAX
-3
0
0.5
LOUDNESS CONTROL
R
I
A
MAX
A
step
Internal Resistor
Maximum Attenuation
Step Resolution
Loud = ON
35
17.5
0.5
50
65
20.0
2.0
K
dB
dB
18.75
1.25
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
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
0.7
20
25
1.7
55
75
T
DOFF
OFF Delay Time
V
THSM
R
INT
V
SMH
V
SML
Soft MuteThreshold
Pullup Resistor (pin 22)
(pin 22) Level High
(pin 22) Level Low
1.5
35
3.5
3.5
65
(note 2)
Soft Mute Active
1
TDA7343
4/14
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| TDA7344 | DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7344P | DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7344S | DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7345 | DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7345D | DIGITALLY CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TDA7344 | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7344P | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:DIGITAL CONTROLLED AUDIO PROCESSOR WITH SURROUND SOUND MATRIX |
| TDA7344S | 制造商:STMicroelectronics 功能描述: 制造商:STMicroelectronics 功能描述:TONE/VOLUME/BALANCE CONTROL, 42 Pin, Plastic, SDIP |
| 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 |
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