参数资料
型号: TDA7402
厂商: STMICROELECTRONICS
元件分类: 消费家电
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封装: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件页数: 8/69页
文件大小: 865K
代理商: TDA7402
Audioprocessor part
TDA7402
Speaker
4 independent speaker controls in 1dB steps
control range 95dB
separate Mute
Subwoofer
single ended stereo output
independent stereo level controls in 1dB steps
control range 95dB
separate Mute
Mute Functions
–direct mute
digitally controlled Soft Mute with 4 programmable mute-times
Pause Detector
programmable threshold
3.2
Input stages
In the basic configuration two full differential, two mono differential, one single ended stereo
and one single ended mono input are available. In addition a dedicated input for the stereo
decoder MPX signal is present.
Figure 3.
Input-stages
100K
15K
1
100K
1
-
+
100K
28K
SE4R
100K
-
+
100K
15K
1
100K
1
-
+
100K
28K
100K
-
+
SE2
SE3
FD1-
FD1+
STEREO
FD2-
FD2+
STEREO
SE4
SE4R
SE1
STEREO
AM
MONO
MPX
MD1G
MD1
MONO
IN GAIN
MUTE
MIXING STAGE
SECOND SOURCE
SELECTOR
MIXING
SELECTOR
MAIN SOURCE
SELECTOR
SE3
BEEP
FM
MD1
MD2
FD1/SE2
FD2
MD1/SE4
MD2
SE1
AM
FM
SE3
FD1/SE2
FD2
MD1/SE4
MD2
SE1
AM
FM
MD2G
MD2
MONO
100K
NOISE BLANKER
+
STEREO DECODER
D00AU1142
相关PDF资料
PDF描述
TDA7403D SPECIALTY CONSUMER CIRCUIT, PDSO20
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TDA7404DTR 1 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
TDA7404D 1 CHANNEL(S), TONE CONTROL CIRCUIT, PDSO28
TDA7405TR SPECIALTY CONSUMER CIRCUIT, PQFP44
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