Datasheet
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STM32F765xx STM32F767xx STM32F768Ax STM32F769xx Electrical characteristics
220
Figure 76. Quad-SPI timing diagram - SDR mode
Figure 77. Quad-SPI timing diagram - DDR mode
5.3.32 Camera interface (DCMI) timing specifications
Unless otherwise specified, the parameters given in Table 121 for DCMI are derived
from tests performed under the ambient temperature, f
HCLK
frequency and V
DD
supply
voltage summarized in
Table 18, with the following configuration:
• DCMI_PIXCLK polarity: falling
• DCMI_VSYNC and DCMI_HSYNC polarity: high
• Data formats: 14 bits
06Y9
'DWDRXWSXW
'
' '
&ORFN
'DWDLQSXW
' ' '
W
&.
W
Z&.+
W
Z&./
W
U&.
W
I&.
W
V,1
W
K,1
W
Y287
W
K287
06Y9
'DWDRXWSXW
'
' '
&ORFN
'DWDLQSXW
' ' '
W
&.
W
Z&.+
W
Z&./
W
U&.
W
I&.
W
VI,1
W
KI,1
W
YI287
W
KU287
' ' '
' ' '
W
YU287
W
KI287
W
VU,1
W
KU,1
Table 121. DCMI characteristics
(1)
1. Guaranteed by characterization results.
Symbol Parameter Min Max Unit
- Frequency ratio DCMI_PIXCLK/f
HCLK
-0.4 -
DCMI_PIXCLK Pixel clock input - 54 MHz
D
Pixel
Pixel clock input duty cycle 30 70 %
t
su(DATA)
Data input setup time 2 -
ns
t
h(DATA)
Data input hold time 0.5 -
t
su(HSYNC)
t
su(VSYNC)
DCMI_HSYNC/DCMI_VSYNC input setup time 2.5 -
t
h(HSYNC)
t
h(VSYNC)
DCMI_HSYNC/DCMI_VSYNC input hold time 3 -
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