参数资料
型号: MC9328MX1DVM20R2
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 200 MHz, RISC PROCESSOR, PBGA256
封装: 14 X 14 MM, 1.30 MM HEIGHT, 0.80 MM PITCH, MAPBGA-256
文件页数: 86/94页
文件大小: 1487K
代理商: MC9328MX1DVM20R2
Specifications
MOTOROLA
MC9328MX1 Advance Information
87
Figure 69. Sensor Output Data on Pixel Clock Rising Edge
CSI Latches Data on Pixel Clock Falling Edge
The limitation on pixel clock rise time / fall time are not specified. It should be calculated from the hold
time and setup time, according to:
Rising-edge latch data
max rise time allowed = (positive duty cycle - hold time)
max fall time allowed = (negative duty cycle - setup time)
In most of case, duty cycle is 50 / 50, therefore
max rise time = (period / 2 - hold time)
max fall time = (period / 2 - setup time)
For example: Given pixel clock period = 10ns, duty cycle = 50 / 50, hold time = 1ns, setup time = 1ns.
positive duty cycle = 10 / 2 = 5ns
=> max rise time allowed = 5 - 1 = 4ns
Table 42. Gated Clock Mode Timing Parameters
Ref No.
Parameter
Minimum
Maximum
Unit
1
csi_vsync to csi_hsync
9 * THCLK
–ns
2
csi_hsync to csi_pixclk
3
(Tp / 2) - 3
ns
3
csi_d setup time
1
ns
4
csi_d hold time
1
ns
5
csi_pixclk high time
10.42
ns
6
csi_pixclk low time
10.42
ns
7
csi_pixclk frequency
0
48
MHz
1
3
6
5
VSYNC
HSYNC
PIXCLK
DATA[7:0]
Valid Data
4
7
2
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