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參數(shù)資料
| 型號： | TDA7409D |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 音頻控制 |
| 英文描述： | 1 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO20 |
| 封裝： | SOP-20 |
| 文件頁數(shù)： | 23/25頁 |
| 文件大?。?/td> | 299K |
| 代理商： | TDA7409D |
7/25
TDA7409
1.0 DESCRIPTION OF FUNCTIONALITY
1.1 Input stages
The input stages have remained the same as in preceding ST-Audioprocessors.
Figure 1. Input-stages
EE
Attenuation Set Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.10
5
mV
GENERAL
eNO
Output Noise
BW = 20Hz - 20kHz
all gains = 0dB single ended
inputs
10
15
V
S/N
Signal to Noise Ratio
all gains = 0dB
flat; VO = 2VRMS
106
dB
bass, treble at +12dB;
a-weighted; VO = 2.6VRMS
100
dB
d
Distortion
VIN = 1VRMS ; all stages 0dB
internal pass only
0.005
0.1
%
VOUT = 1VRMS ; Bass & Treble =
12dB
0.05
0.1
%
SC
Channel Separation left/right
80
100
dB
ET
Total Tracking Error
AV = 0 to -20dB
-1
0
1
dB
AV = -20 to -60dB
-2
0
2
dB
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
100K
SE1
INGAIN
SE2
SE3
SE4
100K
D00AU1180
ELECTRICAL CHARACTERISTICS (continued)
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