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參數(shù)資料
| 型號： | SAA4993H |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 消費(fèi)家電 |
| 英文描述： | Field and line rate converter with noise reduction |
| 中文描述： | SPECIALTY CONSUMER CIRCUIT, PQFP160 |
| 封裝： | 28 X 28 MM, 3.40 MM HEIGHT, PLASTIC, MS-022, SOT-322-2, QFP-160 |
| 文件頁數(shù)： | 18/40頁 |
| 文件大?。?/td> | 148K |
| 代理商： | SAA4993H |
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1
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P
F
w
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General
NrBlks
NrBlks
020
write; S
X X X X X X number of blocks in active video (
6 to 53
, corresponds to
96 to 848 pixels), to be set as
1
16
(number of active pixels per
line + 15); take remarks on TotalPxDiv8 into consideration
total number of output lines (bits 9 and 8)
X X X X X X X X total number of output lines (bits 7 to 0)
X X X X X X X X Total number of pixels per line divided-by-8 (
80 to 128
, corresponds to
640 to 1024 pixels). The horizontal blanking interval is calculated as
TotalPxDiv8
2
×
NrBlks and has to be in the range from 12 to 124
(corresponds to 96 to 992 pixels). Conclusion: TotalPxDiv8 has to be
set to 12 + 2
×
NrBlks < TotalPxDiv8 < 124 + 2
×
NrBlks and NrBlks
TotalPxDiv8
TotalLnsAct98
TotalLnsAct70
TotalPxDiv8
X X
021
022
write; S
write; S
has to be set to
REaShift
023
write; S
X X X shift of RE_A signal in number of pixels
(
0, +1, +2, +3,
4,
3,
2 or
1
)
WEbdREceShift
WEbdShift
024
write; S
X X X shift of WE_B and WE_D signal in number of pixels
(
0, +1, +2, +3,
4,
3,
2 or
1
)
shift of RE_C and RE_E signal in number of pixels
(
0, +1, +2, +3,
4,
3,
2 or
1
)
X power-on reset command, to be set high temporarily during start-up
(
normal or reset
); note 3
X X X X X X X X 8-bit scaling factor for EggSliceMix, EggSliceRgt and global activity
(the same factor for all registers).
REceShift
X X X
POR
025
write; S
ScalingFactor
0D6
write; S
NAME
SNERT
ADDRESS
(HEX)
READ/
WRITE
(1)
7
6
5
4
3
2
1
0
DESCRIPTION
(2)
124
–
2
NrBlks
TotalPxDiv8
12
–
2
<
<
output value (n+1)
128
ScalingFactor
output value (n)
×
=
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| SAA4998H | 制造商:PHILIPS 制造商全稱:NXP Semiconductors 功能描述:Field and line rate converter with noise reduction and embedded memory |
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