參數(shù)資料
型號(hào): TDA7409D
廠商: STMICROELECTRONICS
元件分類(lèi): 音頻控制
英文描述: 1 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO20
封裝: SOP-20
文件頁(yè)數(shù): 22/25頁(yè)
文件大?。?/td> 299K
代理商: TDA7409D
TDA7409
6/25
QBASS
Quality Factor
Q1
0.9
1
1.1
Q2
1.1
1.25
1.4
Q3
1.3
1.5
1.7
Q4
1.8
2
2.2
DCGAIN
Bass-DC-Gain
DC = off
-1
0
1
dB
DC = on
4
4.4
6
dB
TREBLE CONTROL
CRANGE
Control Range
+14
+15
+16
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
fC
Center Frequency
fC1
8
10
12
kHz
fC2
10
12.5
15
kHz
fC3
12
15
18
kHz
fC4
14
17.5
21
kHz
SPEAKER ATTENUATORS
CRANGE
Control Range
-53
50
-47
dB
ASTEP
Step Resolution
only for attenuation up to 24dB
0.5
1
1.5
dB
AMUTE
Output Mute Attenuation
80
90
dB
EE
Attenuation Set Error
-2
2
dB
VDC
DC Steps
Adjacent Attenuation Steps
0.10
5
mV
TZC
Zero Cross Timer
Data bit D1=1 , D2=1
29
37
45
ms
Vth
Zero Cross Threshold
+20
mV
FADER OUTPUTS
VCLIP
Clipping Level
d = 0.3%
2.20
2.60
VRMS
RL
Output Load Resistance
2
k
CL
Output Load Capacitance
10
nF
ROUT
Output Impedance
30
100
VDC
DC Voltage Level
4.3
4.5
4.7
V
SUBWOOFER ATTENUATORS
CRANGE
Control Range
-53
50
-47
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
AMUTE
Output Mute Attenuation
80
90
dB
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTICS (continued)
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