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參數資料
| 型號： | LA76818A |
| 元件分類： | 接收器 |
| 英文描述： | AM/FM, AUDIO/VIDEO DEMODULATOR, PDIP54 |
| 封裝： | 0.600 INCH, DIP-54 |
| 文件頁數： | 31/44頁 |
| 文件大小： | 289K |
| 代理商： | LA76818A |
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LA76818A
No.8047-37/44
Control Register Truth Table
Register Name
0 HEX
1 HEX
2 HEX
3 HEX
T.Disable
Tset Enable
Test Disable
AFC gain&gate
Auto(Gain)
Gain:Fast
Auto(Gate)
Non-Gate
V Reset Timing
Normal
1/4H Shift
Audio.Mute
Active
Mute
Video.Mute
Active
Mute
Sync.Kill
Sync active
Sync killed
Vsepup
normal
Vsepup
V.KILL
Vrt active
Vrt killed
Vertical Test
Normal
Vrt S Corr
Vrt Lin
Vrt Size
Drive.Test
Normal
Test Mode
Half Tone
Min (Dark)
→
Max
Half Tone Def
Half Tone on
Half Tone off
Blank.Def
Blanking
No Blank
S.TRAP.SW
Bypass ON
Bypass OFF
OSD Cnt.Test
Normal
Test Mode
Coring Gain (w/Defeat)
Defeat
Min
→
Max
Tint.Test
Normal
Test Mode
Color.Test
Normal
Test Mode
Video.SW
Internal Mode
External Mode
Gray Mode
Normal
Gray OSD
Cross B/W
Normal
Black
White
Cross
CbCr_IN
SECAM Input mode
CbCr Input mode
G-Y Angle
240deg
253deg
VBLK SW
24H to 262H (NTSC)
29H to 256H (NTSC)
25H to 309H (PAL)
30H to 304H (PAL)
FBPBLK.SW
FBP not or
FBP or
fsc or Csync
fsc
Composit Sync
Y APF
Y Trap
Y APF
Pre/Over-shoot adj.
Normal
+10ns
+20ns
+30ns
WPL Ope. Point (w/Defeat)
Defeat
High
→
Low
Y Gamma Start
Y Gamma off
Min
→
Max
DC Rest.
100%
106%
113%
128%
Blk.Str.start (w/Defeat)
Defeat
Low
→
High
Blk.Str.Gain
Min
→
Max
Auto Flesh
OFF
ON
C.Ext
Internal Mode
External Mode
C.Bypass
Bypass OFF
Bypass ON
C_Kill ON
Auto Mode
Killer ON
C_Kill OFF
Auto Mode
Killer OFF
Cont.Test
Normal
Test Mode
Digital OSD
Analog
Digital
Brt.ABL.Def
Brt ABL On
Brt ABL Off
Mid.Stp.Def
Mid Stp On
Mid Stp Off
RGB Temp SW
-1Vbe
Flat
OVER.MOD. (circuit) SW
circuit OFF
circuit ON
VOL.FIL
Normal
Filte OFF
FM.Mute
Active
Mute
de-em TC.
50
s
75
s
VIF.Sys.SW
38.0MHz
38.9MHz
45.75MHz
39.5MHz
FM Gain
50kHz dev.
25kHz dev.
IF.AGC
AGC active
AGC defeat
Pre/Over SW
Pre-shoot Adj.
Over-shoot Adj.
C.VCO Adj SW
direction: Plus
direction: Minus
Continued on next page.
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