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參數(shù)資料
| 型號： | SAA7182A |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Digital Video Encoder EURO-DENC2 |
| 中文描述： | 數(shù)字視頻編碼器歐元，DENC2 |
| 文件頁數(shù)： | 20/45頁 |
| 文件大小： | 315K |
| 代理商： | SAA7182A |
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1996 Oct 02
20
Philips Semiconductors
Preliminary specification
Digital Video Encoder (EURO-DENC2)
SAA7182A; SAA7183A
Table 12
Subaddress 5B and 5D
Notes
1.
2.
GAINU =
2.17
×
nominal to +2.16
×
nominal.
GAINU =
2.05
×
nominal to +2.04
×
nominal.
Table 13
Subaddress 5C and 5E
Notes
1.
2.
GAINV =
1.55
×
nominal to +1.55
×
nominal.
GAINV =
1.46
×
nominal to +1.46
×
nominal.
Table 14
Subaddress 5D
Notes
1.
2.
Output black level/IRE = BLCKL
×
25/63 + 24; recommended value: BLCKL = 60 (3CH) normal.
Output black level/IRE = BLCKL
×
26/63 + 24; recommended value: BLCKL = 45 (2DH) normal.
DATA BYTE
DESCRIPTION
CONDITIONS
white-to-black = 92.5 IRE
(1)
GAINU = 0
GAINU = 118 (76H)
white-to-black = 100 IRE
(2)
GAINU = 0
GAINU = 125 (7DH)
value = 106 (6AH)
REMARKS
GAINU
variable gain for Cb signal;
input representation
accordance with
“CCIR 601”
output subcarrier of U contribution = 0
output subcarrier of U contribution = nominal
output subcarrier of U contribution = 0
output subcarrier of U contribution = nominal
nominal GAINU for
SECAM encoding
DATA BYTE
DESCRIPTION
CONDITIONS
white-to-black = 92.5 IRE
(1)
GAINV = 0
GAINV = 165 (A5H)
white-to-black = 100 IRE
(2)
GAINV = 0
GAINV = 175 (AFH)
value =
129 (17FH)
REMARKS
GAINV
variable gain for Cr signal;
input representation
accordance with
“CCIR 601”
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
output subcarrier of V contribution = 0
output subcarrier of V contribution = nominal
nominal GAINV for
SECAM encoding
DATA BYTE
DESCRIPTION
CONDITIONS
white-to-sync = 140 IRE
(1)
BLCKL = 0
BLCKL = 63 (3FH)
white-to-sync = 143 IRE
(2)
BLCKL = 0
BLCKL = 63 (3FH)
REMARKS
BLCKL
variable black level; input
representation accordance
with “CCIR 601”
output black level = 24 IRE
output black level = 49 IRE
output black level = 24 IRE
output black level = 50 IRE
相關PDF資料 |
PDF描述 |
|---|---|
| SAA7182 | Digital Video Encoder EURO-DENC |
| SAA7182AWP | Digital Video Encoder EURO-DENC2 |
| SAA7183 | Digital Video Encoder EURO-DENC |
| SAA7182WP | Digital Video Encoder EURO-DENC |
| SAA7183WP | Digital Video Encoder EURO-DENC |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SAA7182AWP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder EURO-DENC2 |
| SAA7182WP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder EURO-DENC |
| SAA7183 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder EURO-DENC |
| SAA7183A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder EURO-DENC2 |
| SAA7183AWP | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Digital Video Encoder EURO-DENC2 |
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