SAA7124WP PHILIPS [NXP Semiconductors], SAA7124WP Datasheet - Page 21

• Manufacturer Part Number: SAA7124WP
• Description: Digital Video Encoder ECO-DENC
• Manufacturer: PHILIPS [NXP Semiconductors]

Philips Semiconductors
Table 13 Subaddress 61
Table 14 Subaddress 62A
Table 15 Subaddress 62B
1996 Nov 07
FISE
PAL
SCBW
YGS
INPI
DOWNA
DOWNB
BSTA
RTCE
DATA BYTE
DATA BYTE
DATA BYTE
Digital Video Encoder (ECO-DENC)
amplitude of colour burst;
input representation in
accordance with
“CCIR 601”
LOGIC LEVEL
LOGIC LEVEL
DESCRIPTION
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
864 total pixel clocks per line; default after reset
858 total pixel clocks per line
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
luminance gain for white
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
NTSC encoding (non-alternating V component)
no real time control of generated subcarrier frequency
real time control of generated subcarrier frequency through SAA7151B or SAA7111
(timing see Fig.15)
white-to-black = 92.5 IRE;
burst = 40 IRE; NTSC encoding
white-to-black = 92.5 IRE;
burst = 40 IRE; PAL encoding
white-to-black = 100 IRE;
burst = 43 IRE; NTSC encoding
white-to-black = 100 IRE;
burst = 43 IRE; PAL encoding
BSTA = 0 to 1.25
BSTA = 0 to 1.76
BSTA = 0 to 1.20
BSTA = 0 to 1.67
CONDITIONS
21
black 100 IRE; default after reset
black 92.5 IRE including 7.5 IRE set-up of black
nominal
nominal
nominal
nominal
DESCRIPTION
DESCRIPTION
recommended value:
BSTA = 102 (66H
recommended value:
BSTA = 72 (48H)
recommended value:
BSTA = 106 (6AH)
recommended value:
BSTA = 75 (4BH)
SAA7124; SAA7125
Preliminary specification
REMARKS