參數(shù)資料
型號: TDA7402
廠商: STMICROELECTRONICS
元件分類: 消費家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP44
封裝: 10 X 10 MM, 1.40 MM HEIGHT, TQFP-44
文件頁數(shù): 62/69頁
文件大小: 865K
代理商: TDA7402
TDA7402
I2C bus interface
Note:
This byte is used for testing or evaluation purposes only and must not set to other values
than "11111100" in the application!
Table 38.
Testing stereo decoder (31)
MSB
LSB
Function
D7
D6
D5
D4
D3
D2
D1
D0
0
1
Main testmode
off
on
0
1
Stereo decoder testmode
off
on
0
1
1
0
1
0
1
1
0
1
0
1
0
1
0
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Test signals
F228
NB threshold
Level for stereo blend
Pilot magnitude
VHCCL
Pilot threshold
VHCCH
REF5V
HOLDN
NB peak
AM rectifier
VCOCON; VCO control voltage
VSBL
Pilot threshold
Level for high cut
REF5V
0
1
Audioprocessor oscillator
Off
On
1
must be "1"
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