參數(shù)資料
型號: TDA935X
廠商: NXP Semiconductors N.V.
英文描述: TV signal processor-Teletext decoder with embedded m-Controller
中文描述: 電視信號處理器與嵌入式米圖文電視解碼器控制器
文件頁數(shù): 96/140頁
文件大?。?/td> 570K
代理商: TDA935X
1999 Sep 28
96
Philips Semiconductors
Preliminary Device Specification
TV signal processor-Teletext decoder with
embedded
μ
-Controller
TDA935X/6X/8X series
Table 81
EHT tracking mode
Table 82
PLL demodulator frequency adjust
Table 83
Video mute
Table 84
Modulation standard
Table 85
AFC window
Table 86
IF sensitivity
Table 87
Search tuning mode
Table 88
IF AGC speed
Table 89
Fast filter IF-PLL
Table 90
Gain FM demodulator
Table 91
Sound mute
Note
1.
The mute is activated when the FM-PLL is out-of-lock
or
when the digital acquisition help is out-of-window.
The mute is activated when the digital acquisition help
is out-of-window.
2.
Table 92
Window selection of Narrow-band sound PLL
Table 93
Selection QSS out or AM out
HCO
TRACKING MODE
0
1
EHT tracking only on vertical
EHT tracking on vertical and EW
IFA
IFB
IFC
IF FREQUENCY
0
0
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
0
58.75 MHz
45.75 MHz
38.90 MHz
38.00 MHz
33.40 MHz
33.90 MHz
VSW
STATE
0
1
normal operation
IF-video signal switched off
MOD
MODULATION
0
1
negative
positive
AFW
AFC WINDOW
0
1
normal
enlarged
IFS
IF SENSITIVITY
0
1
normal
reduced
STM
MODE
0
1
normal operation
reduced sensitivity of video indent circuit
AGC1
AGC0
AGC SPEED
0
0
1
1
0
1
0
1
0.7
×
norm
norm
2
×
norm
4
×
norm
FFI
CONDITION
0
1
normal time constant
increased time constant
BTSC
0
1
MODE
normal operation
reduced gain so that BTSC stereo signal
remains undistorted
SM1
SM0
CONDITION
0
0
1
1
0
1
0
1
see note 1
see note 2
mute on
mute off
FMWS
FUNCTION
0
1
small window
large window
AM
MODE
0
1
QSS output selected
AM output selected
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