參數(shù)資料
型號: 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
文件頁數(shù): 55/56頁
文件大?。?/td> 716K
代理商: TDA7412
TDA7412
8/56
PAUSE DETECTOR1
VTH
Zero Crossing Threshold
Window 1
40
mV
Window 2
80
mV
Window 3
160
mV
IDELAY
Pull-Up Current
15
25
35
A
VTHP
Pause Threshold
3.0
V
SPEAKER ATTENUATORS
Rin
Input Impedance
35
50
65
k
GMAX
Max. Gain
14
15
16
dB
AMAX
Max. Attenuation
-83
-79
-75
dB
ASTEP
Step Resolution
0.5
1
1.5
dB
AMUTE
Output Mute Attenuation
80
90
dB
EE
Attenuation Set Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
5
mV
Notes: 1. If configured as Pause-Output
AUDIO OUTPUTS
VCLIP
Clipping Level
d = 0.3%
1.8
2.2
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
VOICE BANDPASS
fHP
Highpass corner frequency
fHP1
81
90
99
Hz
fHP2
122
135
148
Hz
fHP3
162
180
198
Hz
fHP4
194
215
236
Hz
fHP5
270
300
330
Hz
fHP6
405
450
495
Hz
fHP7
540
600
660
Hz
fHP8
675
750
825
Hz
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
ELECTRICAL CHARACTERISTICS (continued)
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