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參數(shù)資料
| 型號： | TDA7403DTR |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | SPECIALTY CONSUMER CIRCUIT, PDSO20 |
| 封裝： | SO-20 |
| 文件頁數(shù)： | 21/25頁 |
| 文件大?。?/td> | 232K |
| 代理商： | TDA7403DTR |
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
SOFT STEP
TSW
Switch Time
10
ms
BASS CONTROL
CRANGE
Control Range
±14
dB
ASTEP
Step Resolution
2
dB
fC
Center Frequency
fC1
60
Hz
fC2
70
Hz
fC3
80
Hz
fC4
100
(2)
Hz
QBASS
Quality Factor
Q1
1
Q2
1.25
Q3
1.5
Q4
2
DCGAIN
Bass-Dc-Gain
DC = off
0
dB
DC = on
4.4
dB
TREBLE CONTROL
CRANGE
Control Range
±14
dB
ASTEP
Step Resolution
2
dB
fC
Center Frequency
fC1
10
KHz
fC2
12.5
KHz
fC3
15
KHz
fC4
17.5
KHz
SPEAKER ATTENUATORS
CRANGE
Control Range
50
dB
ASTEP
Step Resolution
1
dB
AMUTE
Output Mute Attenuation
80
dB
EE
Attenuation Set Error
3
dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
10
mV
AUDIO OUTPUTS
VCLIP
Clipping Level
d = 0.3%
2.2
2.6
VRMS
RL
Output Load Resistance
2
K
CL
Output Load Capacitance
10
nF
ROUT
Output Impedance
30
120
VDC
DC Voltage Level
3.8
V
GENERAL
eNO
Output Noise
BW = 20 Hz to 20 KHz
output muted
5
V
BW = 20 Hz to 20 KHz
all gain = 0dB
10
V
S/N
Signal to Noise Ratio
all gain = 0dB flat; VO = 2VRMS
106
dB
bass treble at 12dB; VO =
2.6VRMS
96
dB
d
Distortion
VIN = 1VRMS; all stages 0dB
0.002
%
VIN = 1VRMS; Bass & Treble = 12dB
0.05
%
SC
Channel separation Left/Right
80
100
dB
ET
Total Tracking Error
AV = 0 to -20dB
0
1
dB
AV = -20 to -60dB
0
2
dB
1) SM pin is active low (mute condition)
2) See description of Audioprocessor Part - Bass & Treble filter characteristics programming
TDA7403
5/25
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