參數(shù)資料
型號: CXD1257AR
廠商: Sony Corporation
英文描述: CCD Camera Timing Generator
中文描述: CCD相機時序發(fā)生器
文件頁數(shù): 10/18頁
文件大?。?/td> 666K
代理商: CXD1257AR
– 10 –
CXD1257AR
3-5. Shutter speed calculation formula
High-speed shutter
NTSC
T = [262
10
– (1FF
16
– L
16
)]
×
63.56 + 32.37μs
PAL
T = [312
10
– (1FF
16
– L
16
)]
×
64 + 32.14μs
(L
16
= Load value)
NTSC
Load value
0FA
16
0FC
16
100
16
108
16
118
16
137
16
176
16
196
16
1/10000
1/4000
1/2000
1/1000
1/500
1/250
1/125
1/100
1/10424
1/4483
1/2095
1/1014
1/499
1/252
1/125
1/100
0C8
16
0CA
16
0CE
16
0D6
16
0E6
16
105
16
143
16
149
16
1/10000
1/4000
1/2000
1/1000
1/500
1/250
1/125
1/120
1/10401
1/4461
1/2083
1/1008
1/496
1/250
1/125
1/120
Shutter speed
Calculated value
Load value
Shutter speed
Calculated value
PAL
Low-speed shutter
Shutter speed calculation formula
N = 2
×
(1FF
16
– L
16
) FLD
However, "1FF" cannot be used as the load value.
Load value
1FE
16
1FD
16
:
:
101
16
100
16
2
4
:
:
508
510
Shutter speed (FLD)
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