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參數(shù)資料
| 型號(hào)： | LA76075 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | NTSC Color Television Sets |
| 中文描述： | NTSC制式彩電 |
| 文件頁(yè)數(shù)： | 25/35頁(yè) |
| 文件大?。?/td> | 712K |
| 代理商： | LA76075 |
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No. 5845-25/35
LA76075
Item
Symbol
Measurement
Point
Input
Signal
Measurement Procedure
Bus Condition
[RGB Output (Cutoff,
Drive) Block]
For the following measurements, set the pix bus bits to
127.
Pix : 1111111
Bias (cutoff) control
(min)
Measure Vbias0
*
(where
*
= R, G, B), the 0 IRE DC
output levels (V) at pins 28 (RED OUT), 29 (GRN
OUT), and 30 (BLU OUT).
Sub-Brightness : 0000000
Vbias0
28
29
30
L-50
L-50
28
29
30
(max)
Measure Vbias128
*
(where
*
= R, G, B), the 0 IRE DC
output levels (V) at pins 28 (RED OUT), 29 (GRN
OUT), and 30 (BLU OUT).
Sub-Brightness : 1111111
Red/Green/Blue Bias :
1111111
Vbias128
Bias (cutoff) control
resolution
Measure BAS80
*
(where
*
= R, G, B), the 0 IRE DC
output levels (V) at pins 28 (RED OUT), 29 (GRN
OUT), and 30 (BLU OUT).
Red/Green/Blue Bias :
1010000
Vbiassns
Sub bias control
resolution
Measure SBTPM
*
(where
*
= R, G, B), the 0 IRE DC
output levels (V) at pins 28 (RED OUT), 29 (GRN
OUT), and 30 (BLU OUT).
Vbiassns
*
= (BRTPC
*
– SBTPM8
*
)
Red/Green/Blue Bias :
0101010
Pix : 011111
Vsbiassns
L-100
L-100
Drive adjustment
maximum output
Measure DRVH
*
(where
*
= R, G, B), the 100 IRE DC
output amplitude (Vp-p) at pins 28 (RED OUT), 29
(GRN OUT), and 30 (BLU OUT).
Brightness : 0000000
RGBout127
Drive adjustment output
attenuation
Measure DRVL
*
(where
*
= R, B), the 100 IRE DC
output amplitude (Vp-p) at pins 28 (RED OUT), 29
(GRN OUT), and 30 (BLU OUT).
Brightness : 0000000
Red/Blue Deive : 0000000
RGBout0
For the following measurements, set both the pix and
brightness bus bits to 63.
Pix : 0111111
Brightness : 01111111
28
29
30
Gamma characteristic
Measure
*
A and
*
B (where
*
= R, G, B), the 100 IRE
DC output amplitude (Vp-p) at pins 28 (RED OUT), 29
(GRN OUT), and 30 (BLU OUT) with gamma def off
(
*
A) and then on (
*
B).
Gamma Def : Off, On
R
G
B
*
= 100
*
(
*
A/
*
B)
RGBout0
*
= 20log(DRVH
*
/DRVL
*
)
Measure BAS48
*
(where
*
= R, G, B), the 0 IRE DC
output levels (V) at pins 28 (RED OUT), 29 (GRN
OUT), and 30 (BLU OUT).
Red/Green/Blue Bias :
0110000
Vbiassns
*
= (BAS80)
*
– BAS48
*
)/32
Continued from preceding page.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LA7615 | Single-Chip NTSC Color TV IC |
| LA7620 | Color TV Video, Chroma, Deflection Circuit |
| LA7625 | Video, Chroma and Deflection Circuit for Color Television Sets |
| LA7629 | Color TV/Video,Chroma,Deflection Circuit |
| LA7640N | Chroma Circuit for SECAM-system Color Television Sets |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LA7612A | 制造商:SANYO Semiconductor Co Ltd 功能描述: |
| LA7615 | 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:Single-Chip NTSC Color TV IC |
| LA7620 | 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:Color TV Video, Chroma, Deflection Circuit |
| LA7621 | 制造商:Panasonic Industrial Company 功能描述:IC |
| LA7625 | 制造商:SANYO 制造商全稱(chēng):Sanyo Semicon Device 功能描述:Video, Chroma and Deflection Circuit for Color Television Sets |
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