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參數(shù)資料
| 型號： | SAA7140A |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費家電 |
| 英文描述： | High Performance Scaler HPS |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP128 |
| 文件頁數(shù)： | 53/68頁 |
| 文件大?。?/td> | 432K |
| 代理商： | SAA7140A |
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1996 Sep 04
53
Philips Semiconductors
Objective specification
High Performance Scaler (HPS)
SAA7140A; SAA7140B
Table 54
X (horizontal) offset definition, counted in input pixel qualifiers; data bits XO10 to XO0
Table 55
X (horizontal) source size definition, counted in input pixel qualifiers; data bits XS10 to XS0
Table 56
Start phase for horizontal variable phase scaling (defined by XSCI11 to XSCI0); data bits XP6 to XP0
Table 57
X phase value fixed; data bit XP7
Table 58
Y (vertical) offset definition, counted in input horizontal sync events; YO10 to YO0
Table 59
Y (vertical) source size definition, counted in input horizontal sync events; YS10 to YS0
Table 60
Start phase for vertical scaling (defined by YSCI9 to YSCI0); data bits YP6 to YP0
Table 61
Prescaling factor of the X prescaler; data bits XPSC5 to XPSC0
XO10 to XO0
DESCRIPTION
08H to 28H and
0AH to 2AH
Defines the start position of the X processing window
XS10 to XS0
DESCRIPTION
09H to 29H and
0AH to 2AH
defines the length of the X processing window
XP6 to XP0
DESCRIPTION
0BH to 2BH
XP
START
= XP/128
×
T
PXQ
(T
PXQ
= distance between 2 pixels)
XP7
DESCRIPTION
0
1
sample phase is calculated for every qualified sample
sample phase is fixed to the value set by XP6 to XP0
YO10 to YO0
DESCRIPTION
0CH to 2CH and
0EH to 2EH
defines the start position of the Y processing window
YS10 to YS0
DESCRIPTION
0DH to 2DH and
0EH to 2EH
defines the length of the Y processing window
YP6 to YP0
DESCRIPTION
0FH to 2FH
YP
START
= YP/128
×
T
LINE
(T
LINE
= distance between 2 lines)
XPSC5 to XPSC0
DESCRIPTION
10H to 30H
defines accumulation sequence length and subsampling factor of the input data stream where
N
OP
(XPSC) = TRUNC [N
IN
(XPSC + 1)] N
OP
= number of prescaler output pixel and
N
IN
= number of qualified scaler input pixel
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| SAA7140B | High Performance Scaler HPS |
| SAA7146AHZ | Circular Connector; No. of Contacts:66; Series:MS27472; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:18; Circular Contact Gender:Pin; Circular Shell Style:Wall Mount Receptacle; Insert Arrangement:18-35 RoHS Compliant: No |
| SAA7146AH | .012UF/400VDC METAL POLY CAP |
| SAA7146A | Multimedia bridge, high performance Scaler and PCI circuit SPCI |
| SAA7151 | Digital multistandard colour decoder with SCART interface DMSD2-SCART |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| SAA7140B | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:High Performance Scaler HPS |
| SAA7144HL | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Quadruple video input processor |
| SAA7145 | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:PCI Multimedia Bridge |
| SAA7146 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述: |
| SAA7146A | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Multimedia bridge, high performance Scaler and PCI circuit SPCI |
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