TA1270BFG Datasheet, PDF (11/39 Pages) Toshiba Semiconductor – PAL / NTSC VIDEO CHROMA AND SYNC PROCESSING SYSTEM FOR PIP / POP / PAP

PARAMETER
V-FREQ / AFC-G
B-Y / R-Y
BLACK LEVEL ADJ.
GP-PHS
Y-OFST
OUTPUT MODE
HD-PHS
(0) : PHASE-1
TA1270BFG
DESCRIPTION
Controls vertical frequency and horizontal free run.
V FREQUENCY
AFC-Gain
(000)
(001)
(010)
(011)
(100)
(101)
(110)
(111)
AUTO1
(50 / 60 Hz MODE)
60 Hz MODE
262.5H forced
312.5H forced
AUTO2
(50 / 60 Hz MODE)
60 Hz mode
262H forced
312H forced
Normal
Normal
Free run
Free run
Normal
Normal
Free run
Free run
V pull-in range
224.5H~353H
224.5H~297H
―
―
32.5H~353H
32.5H~297H
―
―
Adjusts B-Y / R-Y black level ; −68 mV~+68 mV
Switches gate pulse phase ; (0) : Normal , (1) : −200 ns (Ahead)
Switches Y output offset ; +10 IRE : ON / OFF
(0) : OFF, (1) : ON
Switches SW output mode.
Switches YUV / RGB (matrix coefficient) output.
(00) : Y / U / V, (01) : RGB / PAL, (10) : RGB / NTSC1,
(11) : RGB / NTSC2
POWER-ON
INITIAL VALUE
(000)
AUTO1
(100000)
CENTER
Normal
OFF
(00)
Y/U/V
(1) : PHASE-2 (SCP)
Read function
PARAMETER
PORSET
COLOR SYSTEM
X’tal
V-FREQ
V-STD
H-LOCK
N-DET
Y2-IN, U2 / V2-IN
DESCRIPTION
Power-on reset.
(0) : RESISTER PRESET, (1) NORMAL
Color system. Received system (ID, no ID)
(00) : B / W, (01) : SECAM, (10) : PAL, (11) : NTSC
X’tal mode
(00) : −, (01) : 4.43 (N), (10) : M, (11) : 3.58
Vertical frequency ; (0) : 50 Hz, (1) : 60 Hz
Decides vertical standard ;
(0) : STANDARD, (1) : NON-STANDARD
Decides horizontal lock ; (0) : LOCK, (1) : UN-LOCK
Decides noise level ; (0) : Low, (1) : High
Outputs self diagnosis result. ; (0) : NG, (1) : OK
11
2005-08-18