參數(shù)資料
型號(hào): TB1254N
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PDIP56
封裝: 0.600 INCH, PLASTIC, SDIP-56
文件頁數(shù): 10/58頁
文件大小: 526K
代理商: TB1254N
Ver3.7
00/01/28 18
ITEMS
BITS
DESCRIPTIONS
PRESET
AFC Gain
Sub; 1A h
2
Select AFC gain
00:
Normal
01:
1 / 3 sensitivity
10:
X 3 at V blanking duration
11:
AFC OFF
00:Normal
V-stop
Sub; 17 h
1
0:
off
1:
on
0:off
H STP
Sub; 17 h
1H OUT stop
0:
normal
1 & Y-mute & RGB mute; H STOP
0:normal
312/313 Mode
Sub; 17 h
1
Synchronize the V freq. to 312/313
0: normal
1: TELETXT(312/313) Forced sync
0:normal
V-AGC
Sub; 17 h
1
V AGC sensitivity
0:
normal
1:
X 5
0:normal
Vertical Size
Sub; 1A h
6
Vertical size alignment
00:
-40 %
~ 3F:
40 %
100000:0%
V Linearity
Sub; 19 h
4
V linearity alignment
0:
16 % at upper side , -20 % at lower side
~ F:
-14 % at upper side , 17.5 % at lower side
1000:0%
V-S Correction
Sub; 19 h
4
V-S correction
0:
12 % at upper side , 15 % at lower side
~ F:
-12 % at upper side , -15 % at lower side
1000:0%
V Ramp Ref.
Sub; 17 h
1
Select the reference voltage
0:
External(YC Vcc)
1:
Internal
0:External
AV SW, OTHERS
ITEMS
BITS
DESCRIPTIONS
PRESET
Video SW
Sub; 06 h
2
Video input selecting switch
00:
TV
(10: TV + C in)
01:
EXT
(11: EXT + C in)
00:TV
Au SW
Sub; 06 h
1
Audio input selecting Switch
0:
TV
1:
EXT
0:TV
STD by Mode
Sub; 0D h
2
Stand by mode
00,01: normal
10 : IF
(Working IF Block ,IICBUS and 443VCXO)
11 : STD-by
(Working IICBUS and 443VCXO )
00,:normal
Self Test
Sub; 0E h
2
Selecting out put on AFT terminal for self Adjustment
00: AFT (Normal) 10: RF AGC X 1/2
00:AFT
(Normal)
TEST
Sub; 1F h
8
For testing / Leave these bits preset data ; 0000 0000
00000000
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