參數(shù)資料
型號(hào): TDA7405TR
廠商: STMICROELECTRONICS
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, ROHS COMPLIANT, TQFP-44
文件頁數(shù): 57/58頁
文件大?。?/td> 762K
代理商: TDA7405TR
TDA7405
8/57
EE
Attenuation Set Error
2dB
VDC
DC Steps
Adjacent Attenuation Steps
0.1
5
mV
MONO VOICE BANDPASS
fHP
Highpass corner frequency
fHP1
81
90
99
Hz
fHP2
120
135
150
Hz
fHP3
162
180
198
Hz
fHP4
193
215
237
Hz
fHP5
270
300
330
Hz
fHP6
405
450
495
Hz
fHP7
540
600
660
Hz
fHP8
675
750
825
Hz
fLP
Lowpass corner frequency
fLP1
2.7
3
3.3
kHz
fLP2
5.4
6
6.6
kHz
COMPANDER
GMAX
max. Compander Gain
Vi < -46dB
19
dB
Vi < -46dB, Anti-Clip=On
29
dB
tAtt
Attack time
tAtt1
6ms
tAtt2
12
ms
tAtt3
24
ms
tAtt4
49
ms
tRel
Release time
tRel1
390
ms
tRel2
780
ms
tRel3
1.17
s
tRel4
1.56
s
VREF
Compander Reference Input-
Level (equals 0dB)
VREF1
0.5
VRMS
VREF2
1.0
VRMS
VREF3
2.0
VRMS
CF
Compression Factor
Output Signal / Input Signal
0.5
AUDIO OUTPUTS
VCLIP
Clipping Level
d = 0.3%
2.0
2.2
VRMS
RL
Output Load Resistance
2
k
CL
Output Load Capacitance
10
nF
ROUT
Output Impedance
30
120
VDC
DC Voltage Level
4.3
4.5
4.7
V
Table 5. ELECTRICAL CHARACTERISTICS (continued)
(VS=9V; Tamb=25°C; RL=10k; all gains=0dB; f=1kHz; unless otherwise specified)
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
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