TB1274BFG Просмотр технического описания (PDF) - Toshiba
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TB1274BFG Datasheet PDF : 37 Pages
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TB1274BFG
BUS CONTROL FUNCTION
WRITE MODE
SLAVE ADDRESS : 88H / 8AH / 8EH
ITEM / Number of bits
FUNCTION
VARIABLE RANGE
PRESET
TINT / ⑥
TINT adjustment for NTSC
00H : -33deg～3F H : +33deg
(1LSB=1.1deg)
P/N GW / ①
PAL/NTSC gate width
0 : 2.0μs, 1 : 3.2μs
P/N ID / ①
PAL/NTSC sensitivity SW
0 : Normal, 1 : Low
SUB-COLOR / ④
Sub-color control
0 H : -2dB ～ F H : 2dB
SUB-CONTRAST / ④ Sub-contrast control
0 H : -2dB ～ F H : 2dB
SHARPNESS f0 / ② Sharpness center frequency changing 00 : 2.5MHz, 01 : 3.2MHz
10 : 4.0MHz, 11 : OFF
SHARPNESS EQ / ② Sharpness equalizer characteristic 00 : 1 : 1.2, 01 : 1 : 1
(Evaluation with 2T-pulse)
10 : 1.2 : 1, 11 : 1.4 : 1
SHARPNESS GAIN / Sharpness gain control
0 H : -6dB ～ F H : 6dB
④
Y-OUT LEVEL / ⑥ Y output level control (pin 21)
00 H : 0.5 ～ 3F H : 1.6Vp-p
C-OUT LEVEL / ⑥ Cb/Cr output level control (pin 22/23) 00 H : 0.5 ～ 3F H : 1.6Vp-p
BPF f0 / ②
BPF/TOF f0 adjustment
00 : -400kHz, 01 : +0kHz,
10 : +400kHz, 11 : OFF(by-pass)
BPF Q / ②
BPF/TOF Q adjustment
00 : 1.0, 01 : 1.5
10 : 2.0, 11 : 2.5
FILTER SW / ①
BPF/TOF switch
0 : BPF, 1 : TOF
C-TRAP SW / ①
Chroma trap switch
0 : ON, 1 : OFF
This function is controlled
automatically by setting of “VIDEO
SELECT” and “Y/C-AUTO”.
Refer to FUNCTION DESCRIPTION.
S-D TRAP / ①
SECAM double trap switch
0 : OFF, 1 : ON
This function is controlled
automatically by setting of “VIDEO
SELECT” and “Y/C-AUTO”.
Refer to FUNCTION DESCRIPTION.
LPF / ①
Y/Cb/Cr LPF switch
0 : ON, 1 : OFF(by-pass)
COLOR SYSTEM / ③ Color system switching
000 : Europe automatic
Europe automatic mode ;
001 : South America automatic
4.43PAL, 4.43NTSC, 3.58NTSC, 010 : 3.58NTSC
SECAM
011 : 4.43NTSC
South America automatic mode ;
100 : 4.43PAL
3.58NTSC, M-PAL, N-PAL
101 : SECAM
Refer to FUNCTION DESCRIPTION. 110 : M-PAL, 111 : N-PAL
Y-DL / ④
Y-DL time adjustment (1LSB=40ns) 0000 : 120 ～ 1010 : 520ns
Refer to FUNCTION DESCRIPTION. 1011 ～ 1111 : don’t use
0deg
2.0μs
Normal
0dB
0dB
2.5MHz
1 : 1.2
0dB
1.05Vp-p
1.05Vp-p
-400kHz
1.0
BPF
ON
OFF
ON
Europe
automatic
320ns
10
2005-08-18
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