STM32F407RGH7 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
STM32F407RGH7 Datasheet PDF : 185 Pages
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Electrical characteristics
STM32F405xx, STM32F407xx
Unless otherwise specified, the parameters given in Table 49 are derived from tests
performed under the ambient temperature and VDD supply voltage conditions summarized
in Table 14.
Table 49. I/O AC characteristics(1)(2)(3)
OSPEEDRy
[1:0] bit
value(1)
Symbol
Parameter
Conditions
CL = 50 pF, VDD > 2.70 V
fmax(IO)out Maximum frequency(4)
CL = 50 pF, VDD > 1.8 V
CL = 10 pF, VDD > 2.70 V
00
CL = 10 pF, VDD > 1.8 V
tf(IO)out
tr(IO)out
Output high to low level fall
time
Output low to high level rise
time
CL = 50 pF, VDD = 1.8 V to
3.6 V
CL = 50 pF, VDD > 2.70 V
fmax(IO)out Maximum frequency(4)
CL = 50 pF, VDD > 1.8 V
CL = 10 pF, VDD > 2.70 V
01
CL = 10 pF, VDD > 1.8 V
tf(IO)out
Output high to low level fall
time
CL = 50 pF, VDD < 2.7 V
CL = 10 pF, VDD > 2.7 V
tr(IO)out
Output low to high level rise
time
CL = 50 pF, VDD < 2.7 V
CL = 10 pF, VDD > 2.7 V
CL = 40 pF, VDD > 2.70 V
fmax(IO)out Maximum frequency(4)
CL = 40 pF, VDD > 1.8 V
CL = 10 pF, VDD > 2.70 V
CL = 10 pF, VDD > 1.8 V
10
tf(IO)out
Output high to low level fall
time
CL = 50 pF,
2.4 < VDD < 2.7 V
CL = 10 pF, VDD > 2.7 V
tr(IO)out
Output low to high level rise
time
CL = 50 pF,
2.4 < VDD < 2.7 V
CL = 10 pF, VDD > 2.7 V
Min Typ Max Unit
-
-
2
-
-
2
MHz
-
- TBD
-
- TBD
-
- TBD
ns
-
- TBD
-
-
25
-
- 12.5(5)
-
-
50(5) MHz
-
- TBD
-
- TBD
-
- TBD
ns
-
- TBD
-
- TBD
-
-
50(5)
-
-
25
-
-
100(5) MHz
-
- TBD
-
- TBD
-
- TBD ns
-
- TBD
-
- TBD
112/185
DocID022152 Rev 4
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