參數(shù)資料
型號(hào): AD9949
廠商: Analog Devices, Inc.
英文描述: 12-Bit CCD Signal Processor with Precision Timing Core
中文描述: 12位CCD信號(hào)處理器核心的精密計(jì)時(shí)
文件頁數(shù): 24/36頁
文件大小: 707K
代理商: AD9949
AD9949
H-COUNTER SYNCHRONIZATION
The H-Counter reset occurs seven CLI cycles following the HD falling edge. The PxGA steering is synchronized with the reset of the
internal H-Counter (see Figure 26).
Rev. B | Page 24 of 36
As mentioned in the H-Counter Behavior section, the AD9949 H-counter rolls over to zero and continues counting when the maximum
counter length is exceeded. The newer AD9949A product does not roll over but holds at its maximum value until the next HD rising edge
occurs.
0
0
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1
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1
0
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3
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1
0
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0
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H-COUNTER
RESET
VD
NOTES
1. INTERNAL H-COUNTER IS RESET 7 CLI CYCLES AFTER THE HD FALLING EDGE (WHEN USING VDHDEDGE = 0).
2. TYPICAL TIMING RELATIONSHIP: CLI RISING EDGE IS COINCIDENT WITH HD FALLING EDGE.
3. PxGA STEERING IS SYNCRONIZED WITH THE RESET OF THE INTERNAL H-COUNTER (MOSAIC SEPARATE MODE IS SHOWN).
HD
X
X
X
X
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PxGA GAIN
REGISTER
CLI
3
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X
H-COUNTER
(PIXEL COUNTER)
X
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0
Figure 26. H-Counter Synchronization
相關(guān)PDF資料
PDF描述
AD9949KCPZRL 12-Bit CCD Signal Processor with Precision Timing Core
AD9949KCPRL 12-Bit CCD Signal Processor with Precision Timing Core
AD9949KCPZ 12-Bit CCD Signal Processor with Precision Timing Core
AD9949AKCPZ Circular Connector; No. of Contacts:61; Series:MS27474; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:24; Circular Contact Gender:Socket; Circular Shell Style:Jam Nut Receptacle; Insert Arrangement:24-61 RoHS Compliant: No
AD9949AKCPZRL Circular Connector; No. of Contacts:61; Series:MS27474; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:24; Circular Contact Gender:Socket; Circular Shell Style:Jam Nut Receptacle; Insert Arrangement:24-61 RoHS Compliant: No
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