AI2410 Просмотр технического описания (PDF) - A1 PROs co., Ltd.
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AI2410 Datasheet PDF : 27 Pages
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Signal Processor for Single-Chip CCD B/W Camera
Ai2410
Electronic Shutter/Auto IRIS
By setting the ENB(Pin 7) high, the XSUB pulse is output for a specific period to activate the electronic
shutter and auto iris.
1. Auto Iris (IRENB=high, MODE2=any level)
No Symbol
Function
25 IRIN/ED1
Iris signal input
23 SPDN/ED2
Shutter speed down reference voltage
24 SPUP/ED0
Shutter speed up reference voltage
2. Parallel input electronic shutter (IRENB=low, MODE2=high)
No Symbol
Function
23 SPDN/ED2
H
H
H
H
L
25 IRIN/ED1
H
H
L
L
H
24 SPUP/ED0
H
L
H
L
H
Shutter speed
EIA: 1/100 1/250 1/500 1/1000 1/2000
CCIR: 1/120
L
H
L
1/5000
L
L
H
1/10000
L
L
L
1/100000
3. Serial input electronic shutter (IRENB=low, MODE2=high)
The ED2 data is latched in the register at the ED1 rise, and retrieved internally at the ED0 rise.
Typical shutter speed
EIA
CCIR
Load value
Shutter speed
Load value
Shutter speed
00h
1/100000
00h
1/80000
4Eh
1/10000
4Ah
1/10000
6Ah
1/5000
65h
1/5000
87h
1/2000
82h
1/2000
9Ch
1/1000
97h
1/1000
ACh
1/500
A7h
1/500
CAh
1/250
C5h
1/250
EDh
1/100
E1h
1/120
16
Preliminary
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