參數(shù)資料
型號: AD9945KCPZRL7
廠商: ANALOG DEVICES INC
元件分類: 消費家電
英文描述: Complete 12-Bit 40 MHz CCD Signal Processor
中文描述: SPECIALTY CONSUMER CIRCUIT, QCC32
封裝: 5 X 5 MM, LEAD FREE, MO-220-VHHD-2, LFCSP-32
文件頁數(shù): 11/16頁
文件大?。?/td> 180K
代理商: AD9945KCPZRL7
REV. A
AD9945
–11–
CCD MODE TIMING
N
N+1
N+2
N+9
N+10
t
ID
t
ID
t
S1
t
OD
N–10
N–9
N–8
N–1
N
NOTES
1. RECOMMENDED PLACEMENT FOR DATACLK RISING EDGE IS BETWEEN THE SHD RISING EDGE AND NEXT SHP FALLING EDGE.
2. CCD SIGNAL IS SAMPLED AT SHP AND SHD RISING EDGES.
SHP
SHD
DATACLK
OUTPUT
DATA
CCD
SIGNAL
t
S2
t
CP
Figure 8. CCD Mode Timing
CCD
SIGNAL
EFFECTIVE PIXELS
CLPOB
OPTICAL BLACK PIXELS
HORIZONTAL
BLANKING
DUMMY PIXELS
EFFECTIVE PIXELS
PBLK
NOTES
1. CLPOB WILL OVERWRITE PBLK. PBLK WILL NOT AFFECT CLAMP OPERATION IF OVERLAPPING WITH CLPOB.
2. PBLK SIGNAL IS OPTIONAL.
3. DIGITAL OUTPUT DATA WILL BE ALL ZEROS DURING PBLK. OUTPUT DATA LATENCY IS NINE DATACLK CYCLES.
OUTPUT
DATA
EFFECTIVE PIXEL DATA
OB PIXEL DATA
DUMMY BLACK
EFFECTIVE DATA
Figure 9. Typical CCD Mode Line Clamp Timing
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