LF48410 データシートの表示（PDF） - LOGIC Devices
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LF48410 Datasheet PDF : 15 Pages
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DEVICES INCORPORATED
LF48410
1024 x 24-bit Video Histogrammer
SWITCHING WAVEFORMS: LOOK UP TABLE WRITE MODE
CLK
START*
DIN23-0
RD
DIO23-0
1
2
3
tSS
tDH
tDS
1
2
3
tD
tDIS
tENA
HIGH IMPEDANCE
4
5
tPWH
tPWL
tCYC
4
5
6
6
1
2
3
7
7
4
*START must be held LOW a minimum of tSH after the rising edge of CLK that loads the last value of DIN23-0.
SWITCHING WAVEFORMS: LOOK UP TABLE READ MODE
CLK
START*
PIN9-0
RD
DIO23-0
1
tSS
2
3
4
tPWH
tPWL
tDH
tDS
1
2
5
tCYC
3
tDIS
tENA
HIGH IMPEDANCE
6
4
tD
*START must be held HIGH a minimum of tSH after the rising edge of CLK that loads the last value of PIN9-0.
7
5
1
SWITCHING WAVEFORMS: DELAY MEMORY/DELAY AND SUBTRACT MODE
CLK
START
DIN23-0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
tSH
tSS
tPWL
tPWH
tSH
tSS
tCYC
tSH
tSS
tDH
tDS
tSH
tSS
1
2
3
4
5
6
7
8
9
10
tSH
tSS
11
12
13
14
RD
DIO23-0
tDIS
tENA
HIGH IMPEDANCE
Shown are the waveforms for a delay length of 10.
tD
1
2
3
4
Video Imaging Products
11
08/08/2000–LDS.48410-L
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