參數(shù)資料
型號(hào): TDA7412
廠商: STMICROELECTRONICS
元件分類: 音頻控制
英文描述: 1 CHANNEL(S), TONE CONTROL CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁(yè)數(shù): 53/56頁(yè)
文件大小: 716K
代理商: TDA7412
TDA7412
6/56
GMAX
Max. Gain
13
15
17
dB
AMAX
Max. Attenuation
-83
-79
-75
dB
ASTEP
Attennuation Step
0.5
1
1.5
dB
MULTIPLEXER OUTPUT 1
ROUT
Output Impedance
225
300
RL
Output Load Resistance
2
k
CL
Output Load Capacitance
10
nF
VDC
DC Voltage Level
4.3
4.5
4.7
V
LOUDNESS CONTROL
ASTEP
Step Resolution
0.5
1
1.5
dB
AMAX
Max. Attenuation
-21
-19
-17
dB
fPeak
Peak Frequency
fP1
180
200
220
Hz
fP2
360
400
440
Hz
fP3
540
600
660
Hz
fP4
720
800
880
Hz
VOLUME CONTROL
GMAX
Max. Gain
30
32
34
dB
AMAX
Max. Attenuation
-83
-79.5
-75
dB
ASTEP
Step Resolution
0
0.5
1
dB
EA
Attenuation Set Error
G = -20 to +20dB
-0.75
0
+0.75
dB
G = -80 to -20dB
-4
0
3
dB
ET
Tracking Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
3
mV
From 0dB to GMIN
0.5
5
mV
SOFT MUTE
AMUTE
Mute Attenuation
80
100
dB
TD
Delay Time
T1
0.48
1
ms
T2
0.96
2
ms
T3
70
123
170
ms
T4
200
324
600
ms
VTH low
Low Threshold for SM-Pin2
1V
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTICS (continued)
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