參數(shù)資料
型號: TDA7407TR
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, 1.40 MM HEIGHT, LQFP-44
文件頁數(shù): 4/46頁
文件大?。?/td> 692K
代理商: TDA7407TR
Obsolete
Product(s)
- Obsolete
Product(s)
Audio processor part
TDA7407
VDC
DC steps
Adjacent attenuation steps
0.1
3
mV
From 0dB to GMIN
0.5
5
mV
Soft mute/AFS
AMUTE Mute attenuation
80
100
dB
TD
Delay time
T1
0.48
ms
T2
0.96
ms
T3
40.4
ms
T4
324
ms
VTH low Low threshold for SM-/AFS- Pin
(1)
1V
VTH high High threshold for SM-/AFS-Pin
2.5
V
RPD
Internal pull-up resistor
45
K
Ω
Bass control
CRANGE Control range
±13
±15
±17
dB
ASTEP
Step resolution
0.5
1
1.5
dB
fC
Center frequency
fC1
54
60
66
Hz
fC2
63
70
77
Hz
fC3
72
80
88
Hz
fC4
90
100
(150)
(2)
110
Hz
QBASS Quality factor
Q1
0.911.1
Q2
1.1
1.25
1.4
Q3
1.3
1.5
1.7
Q4
1.822.2
DCGAIN Bass-DC-gain
DC = off
-1
0
1
dB
DC = on
3.5
4.4
5.5
dB
MID control
CRANGE Control range
±13
±15
±17
dB
ASTEP
Step resolution
0.5
1
1.5
dB
fC
Center frequency
fC1
450
500
550
Hz
fC2
0.911.1
kHz
fC3
1.35
1.5
1.65
kHz
fC4
1.822.2
kHz
Table 5.
Audio processor electrical characteristics (continued)
(VS = 9V; Tamb = 25°C; RL = 10KΩ; all gains = 0dB; f = 1KHz; unless otherwise
specified)
Symbol
Parameter
Test condition
Min.
Typ.
Max.
Unit
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