参数资料
型号: AD9845BJSTZ
厂商: Analog Devices Inc
文件页数: 24/24页
文件大小: 0K
描述: IC CCD SIGNAL PROC 12BIT 48-LQFP
标准包装: 1
类型: CCD 信号处理器,12 位
输入类型: 逻辑
输出类型: 逻辑
接口: 3 线串口
安装类型: 表面贴装
封装/外壳: 48-LQFP
供应商设备封装: 48-LQFP(7x7)
包装: 托盘
产品目录页面: 776 (CN2011-ZH PDF)
REV.
B
AD9845B
–9–
CCD MODE AND AUX MODE TIMING
N
N+1
N+2
N+9
N+10
tID
tS1
tS2
tCP
tINH
tOD
tH
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
Figure 5. CCD Mode Timing
CCD
SIGNAL
EFFECTIVE PIXELS
CLPOB
CLPDM
OPTICAL BLACK PIXELS
HORIZONTAL
BLANKING
DUMMY PIXELS
EFFECTIVE PIXELS
PBLK
NOTES
1. CLPOB AND CLPDM WILL OVERWRITE PBLK. PBLK WILL NOT AFFECT CLAMP OPERATION IF OVERLAPPING CLPDM AND/OR 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 6. Typical CCD Mode Line Clamp Timing
DATACLK
OUTPUT
DATA
VIDEO
SIGNAL
N
N+1
N+2
N+8
N+9
N–10
N–9
N–8
N–1
N
tID
tCP
tOD
tH
Figure 7. AUX Mode Timing
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