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AK8430 Datasheet, PDF (13/25 Pages) Asahi Kasei Microsystems – 6CH CCD SENSOR ANALOG PROCESSOR | |||
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ASAHI KASEI
é
ç®
å解è½
æ大å
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ç©åéç´ç·æ§èª¤å·®
å¾®åéç´ç·æ§èª¤å·®
ç·ååºåéé³
ãã£ãã«éã¯ãã¹ãã¼ã¯(注 4)
Min.
0.9
-50
[AK8430]
(ç¹è¨ãªãå ´å VD,VA,VP=5V±5%,Ta=0-70°C)
Typ. Max. åä½
åè
ADC
10
bit
1.0
1.1
Vp-p ã³ã¼ã 3FFH ãåºãå
¥åã¬ã
ã«
0
50
mVp-p ã³ã¼ã 000H ãåºãå
¥åã¬ã
ã«
±1
±3
LSB
±0.5 +1.5 LSB ã³ã¼ãæ¬ ããªã
â1.0
éé³ãã¯ãã¹ãã¼ã¯
0.5
0.75
1
5
LSBrms
LSBrms
LSB
LSB
PGA min.
PGA max.
ADCLK=25MHz
ADCLK=30MHz
(注 1)
(注 2)
(注 3)
(注 4)
è¨è¨ä¿è¨¼
å調æ§ãè¨è¨ä¿è¨¼
å調æ§ãè¨è¨ä¿è¨¼
被測å®ãã£ãã«ã« 1.8Vppãä»ã®ãã£ãã«ã« 1.8Vpp ããã³ 0.2Vpp ãå
¥åã被測å®ãã£ãã«
ã«å¯¾å¿ãã ADC åºåã®å¤åéã測å®ãPGA ã²ã¤ã³ 1 åã
被測å®ãã£ãã«ã« 0.2Vpp ãå
¥åããå ´åãåæ§ã«æ¸¬å®ã
ϨÏϧμΠÎάϥÏ
VREF1
VREF1+90[mV]
9bit
(8bit)
1FFH
100H
VREF1-90[mV] 000H
VREF1-1.05[V]
@1V Range
(ATT=0dB)
VREF1-1.1[V]
VREF1-2.10[V]
@2V Range
(ATT=-6dB)
Input Stage
Black Correction Range
Black
000H
10bit
3FFH
White
Video ADC Range
Fig.6 ã¬ãã«ãã¤ã¢ã°ã©ã
<MS0017-J-01>
13
2000/11
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