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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)： | 21/25頁 |
| 文件大小： | 299K |
| 代理商： | TDA7409D |
5/25
TDA7409
VDC
DC Steps
Adjacent Steps
0.1
3
mV
From 0dB to GMIN
0.5
5
mV
LOUDNESS CONTROL
ASTEP
Step Resolution
0.5
1
1.5
dB
AMAX
Max. Attenuation
13
15
17
dB
fC
Center Frequency
360
400
440
Hz
720
800
880
Hz
2.3
2.41
2.5
kHz
SOFT MUTE
AMUTE
Mute Attenuation
80
100
dB
TD
Delay Time
T1
0.48
1
ms
T2
0.96
2
ms
T3
20
30.7
50
ms
T4
70
123
170
ms
VTH low
Low Threshold for SM-Pin2
1V
VTH high
High Threshold for SM - Pin
2.50
V
RPU
Internal pull-up resistor
70
100
130
k
VPU
Pull-Up Voltage
5
V
SOFT STEP
TSW
Switch time
TSW1
0.68
ms
TSW2
1.26
ms
TSW3
2.52
ms
TSW4
5.04
ms
1) Center frequency 2.4KHz makes 1KHz bottom frequency at low & high frequency boost condition.
2) The SM-Pin is active low (Mute = 0)
BASS CONTROL
CRANGE
Control Range
+14
+15
+16
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fC
Center Frequency
fC1
54
60
66
Hz
fC2
72
80
88
Hz
fC3
90
100
110
Hz
fC4
180
200
220
Hz
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTICS (continued)
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| TDA7410D | 制造商:STMicroelectronics 功能描述: |
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