參數(shù)資料
型號: 935260567118
廠商: NXP SEMICONDUCTORS
元件分類: 顏色信號轉(zhuǎn)換
英文描述: COLOR SIGNAL ENCODER, PQFP44
封裝: PLASTIC, SOT-307, QFP-44
文件頁數(shù): 19/59頁
文件大?。?/td> 232K
代理商: 935260567118
2000 Mar 08
26
Philips Semiconductors
Product specication
Digital video encoder
SAA7128H; SAA7129H
Table 39 BLNNL values
Notes
1. All IRE values are rounded up.
2. Output black level/IRE = BLNNL
× 2/6.29 + 25.4.
3. Output black level/IRE = BLNNL
× 2/6.18 + 25.9; default after reset: 35H.
Table 40 Subaddress 5FH
Table 41 Selection of cross-colour reduction lter
CONDITIONS(1)
ENCODING(1)
white-to-sync = 140 IRE; note 2 recommended value: BLNNL = 46 (2EH)
BLNNL = 0; note 2
output blanking level = 25 IRE
BLNNL = 63 (3FH); note 2
output blanking level = 45 IRE
white-to-sync = 143 IRE; note 3 recommended value: BLNNL = 53 (35H)
BLNNL = 0; note 3
output blanking level = 26 IRE
BLNNL = 63 (3FH); note 3
output blanking level = 46 IRE
BIT
SYMBOL
DESCRIPTION
7
CCRS1
These 2 bits select the cross-colour reduction lter in luminance; see Table 41
and Fig.10.
6
CCRS0
5
BLNVB5
These 6 bits select the variable blanking level during vertical blanking interval is
typically identical to value of BLNNL.
4
BLNVB4
3
BLNVB3
2
BLNVB2
1
BLNVB1
0
BLNVB0
CCRS1
CCRS0
DESCRIPTION
0
no cross-colour reduction
0
1
cross-colour reduction #1 active
1
0
cross-colour reduction #2 active
1
cross-colour reduction #3 active
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