Electrical characteristics
STM32F405xx, STM32F407xx
(1)
Table 87. DCMI characteristics (continued)
Symbol
tsu(DATA)
Parameter
Data input setup time
Min
2.5
1
Max
Unit
-
-
th(DATA)
Data hold time
tsu(HSYNC)
tsu(VSYNC)
,
ns
HSYNC/VSYNC input setup time
2
-
-
th(HSYNC)
,
HSYNC/VSYNC input hold time
0.5
th(VSYNC)
1. Data based on characterization results, not tested in production.
5.3.27
SD/SDIO MMC card host interface (SDIO) characteristics
Unless otherwise specified, the parameters given in Table 88 are derived from tests
performed under ambient temperature, f frequency and V supply voltage conditions
PCLKx
DD
summarized in Table 14 with the following configuration:
•
•
•
Output speed is set to OSPEEDRy[1:0] = 10
Capacitive load C = 30 pF
Measurement points are done at CMOS levels: 0.5V
DD
Refer to Section 5.3.16: I/O port characteristics for more details on the input/output
characteristics.
Figure 74. SDIO high-speed mode
t
t
r
f
t
C
t
t
W(CKH)
W(CKL)
CK
t
t
OV
OH
D, CMD
(output)
t
t
ISU
IH
D, CMD
(input)
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