參數(shù)資料
型號(hào): SAA6703AH
廠商: NXP SEMICONDUCTORS
元件分類: 顯示控制器
英文描述: CRT OR FLAT PNL GRPH DSPL CTLR, PQFP160
封裝: 28 X 28 MM, 3.40 MM HEIGHT, PLASTIC, MS-022, SOT-322-2, QFP-160
文件頁(yè)數(shù): 37/97頁(yè)
文件大?。?/td> 488K
代理商: SAA6703AH
2004 Apr 01
42
Philips Semiconductors
Product specication
XGA analog input at panel controller
SAA6703AH
handbook, full pagewidth
MHC217
hsync
vsync
csync-1
csync-2
csync-3
csync-4
csync-5
Fig.9 Supported composite sync modes.
7.5.2
HSYNC REGENERATION
The hsync regeneration reproduces a regular hsync, e.g.
in case of equalizing pulses or an absent hsync during
vsync. The input selection is shown in Table 23.
Table 23 Hsync regeneration input selection
7.5.3
SELECTION OF SYNCS FOR LINE-LOCKED PLL
The source signals of the line-locked PLL are selected
according to Table 24 as either HSYNC and VSYNC from
the input pins or the composite sync decoder outputs
HS_CS and VS_CS.
Table 24 Line-locked PLL sync selection
7.5.4
SELECTION OF SYNCS FOR MODE DETECTION AND
INPUT INTERFACE
The output selection for input interface and mode
detection allows to choose between the input signals
HSYNC and VSYNC, composite sync decoder outputs
HS_CS and VS_CS. The regenerated hsync HS_REGEN
can be selected as source (see Tables 25 and 26).
Table 25 Mode detection sync selection; note 1
Note
1. X = don’t care.
hs_regen_in_en
HS_REGEN
0
HS_CS
1
HSYNC
iif_cs_sog_en
HS_PLL
VS_PLL
0
HSYNC
VSYNC
1
HS_CS
VS_CS
mdd_cs_
sog_en
mdd_hs_
regen_on
HS_MDD
VS_MDD
0
X
HSYNC
VSYNC
1
0
HS_CS
VS_CS
1
HS_REGEN
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