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參數(shù)資料
| 型號： | SAA7125WP |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 顏色信號轉(zhuǎn)換 |
| 英文描述： | Digital Video Encoder ECO-DENC |
| 中文描述： | COLOR SIGNAL ENCODER, PQCC84 |
| 封裝： | PLASTIC, SOT-189-2, LCC-84 |
| 文件頁數(shù)： | 21/44頁 |
| 文件大?。?/td> | 344K |
| 代理商： | SAA7125WP |
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1996 Nov 07
21
Philips Semiconductors
Preliminary specification
Digital Video Encoder (ECO-DENC)
SAA7124; SAA7125
Table 13
Subaddress 61
Table 14
Subaddress 62A
Table 15
Subaddress 62B
DATA BYTE
LOGIC LEVEL
DESCRIPTION
FISE
0
1
0
1
0
864 total pixel clocks per line; default after reset
858 total pixel clocks per line
NTSC encoding (non-alternating V component)
PAL encoding (alternating V component); default after reset
enlarged bandwidth for chrominance encoding (for overall transfer characteristic of
chrominance in baseband representation see Figs 7 and 8)
standard bandwidth for chrominance encoding (for overall transfer characteristic of
chrominance in baseband representation see Figs 7 and 8); default after reset
luminance gain for white
black 100 IRE; default after reset
luminance gain for white
black 92.5 IRE including 7.5 IRE set-up of black
PAL switch phase is nominal; default after reset
PAL switch phase is inverted compared to nominal
DACs for G and B (Y and Cb or CVBS and CVBS) in normal operational mode;
default after reset
DACs for G and B (Y and Cb or CVBS and CVBS) forced to lowest output voltage
DACs for CVBS and R (CVBS and Cr or VBS and C) in normal operational mode;
default after reset
DACs for CVBS and R (CVBS and Cr or VBS and C) forced to lowest output
voltage
PAL
SCBW
1
YGS
0
1
0
1
0
INPI
DOWNA
1
0
DOWNB
1
DATA BYTE
DESCRIPTION
CONDITIONS
REMARKS
BSTA
amplitude of colour burst;
input representation in
accordance with
“CCIR 601”
white-to-black = 92.5 IRE;
burst = 40 IRE; NTSC encoding
BSTA = 0 to 1.25
×
nominal
white-to-black = 92.5 IRE;
burst = 40 IRE; PAL encoding
BSTA = 0 to 1.76
×
nominal
white-to-black = 100 IRE;
burst = 43 IRE; NTSC encoding
BSTA = 0 to 1.20
×
nominal
white-to-black = 100 IRE;
burst = 43 IRE; PAL encoding
BSTA = 0 to 1.67
×
nominal
recommended value:
BSTA = 102 (66H
recommended value:
BSTA = 72 (48H)
recommended value:
BSTA = 106 (6AH)
recommended value:
BSTA = 75 (4BH)
DATA BYTE
LOGIC LEVEL
DESCRIPTION
RTCE
0
1
no real time control of generated subcarrier frequency
real time control of generated subcarrier frequency through SAA7151B or SAA7111
(timing see Fig.15)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SAA7126 | Digital video encoder |
| SAA7126H | Digital video encoder |
| SAA7127 | Digital video encoder |
| SAA7127H | Digital video encoder |
| SAA7128A | Digital video encoder |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SAA7126 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder |
| SAA7126H | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder |
| SAA7127 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder |
| SAA7127H | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder |
| SAA7128 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital video encoder |
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