參數(shù)資料
型號(hào)： SAA7125H
廠商： NXP SEMICONDUCTORS
元件分類： 顏色信號(hào)轉(zhuǎn)換
英文描述： Digital Video Encoder ECO-DENC
中文描述： COLOR SIGNAL ENCODER, PQFP80
封裝： PLASTIC, SOT-318, QFP-80
文件頁(yè)數(shù)： 21/44頁(yè)
文件大?。?/td> 344K
代理商： SAA7125H
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
SAA7124WP Digital Video Encoder ECO-DENC
SAA7125HZ Digital Video Encoder ECO-DENC
SAA7125WP Digital Video Encoder ECO-DENC
SAA7126 Digital video encoder
SAA7126H Digital video encoder
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SAA7125HZ 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder ECO-DENC
SAA7125HZBD 制造商:NXP Semiconductors 功能描述:COLOR SIGNAL ENCODER, PQFP64
SAA7125WP 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder ECO-DENC
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
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