參數(shù)資料
型號(hào)： SAA7140B
廠商： NXP SEMICONDUCTORS
元件分類： 消費(fèi)家電
英文描述： High Performance Scaler HPS
中文描述： SPECIALTY CONSUMER CIRCUIT, PQFP128
文件頁(yè)數(shù)： 52/68頁(yè)
文件大?。?/td> 432K
代理商： SAA7140B
1996 Sep 04
52
Philips Semiconductors
Objective specification
High Performance Scaler (HPS)
SAA7140A; SAA7140B
Table 48
Monochrome and two’s complement output data select; data bit MCT
Table 49
Expansion port data path configuration; data bit YUV8; see Tables 8 and 9
Table 50
Select field sequence, H and V; data bit SHVS
Table 51
Luminance brightness control; data bits BRIG7 to BRIG0 (05H to 25H)
Table 52
Luminance contrast control; data bits CONT6 to CONT0 (06H to 26H)
Table 53
Chrominance saturation control; data bits SATN6 to SATN0 (07H to 27H)
MCT
DESCRIPTION
0
1
inverse grey scale luminance (if grey scale is selected by FS bits) or straight binary U, V data output
non-inverse monochrome luminance (if grey scale is selected by FS bits) or two’s complement U, V data
output
YUV8
DESCRIPTION
0
1
expansion port set to 16-bit YUV
expansion port set to 8-bit YUV (VIDL7 to VIDL0)
SHVS
DESCRIPTION
0
1
use separate H and V input signals
use decoded information from the CCIR 656 data stream (only for YUV8 = 1)
D7
D6
D5
D4
D3
D2
D1
D0
GAIN
1
...
1
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
255 (bright)
....
128 (CCIR level)
....
0 (dark)
D7
D6
D5
D4
D3
D2
D1
D0
GAIN
0
...
0
...
0
1
...
1
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1.999 (maximum contrast)
....
1 (CCIR level)
....
0 (luminance off)
D7
D6
D5
D4
D3
D2
D1
D0
GAIN
0
...
0
...
0
1
...
1
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1
...
0
...
0
1.999 (maximum contrast)
....
1 (CCIR level)
....
0 (colour off)
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