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STM32F479AI Datasheet(PDF) 137 Page - STMicroelectronics

Part # STM32F479AI
Description  ARMCortex-M4 32b MCUFPU, 225DMIPS, up to 2MB Flash/3844KB RAM, USB OTG HS/FS, Ethernet, FMC, dual Quad-SPI, Crypto, Graphical accelerator, Camera IF, LCD-TFT & MIPI DSI
PDF  217 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F479AI Datasheet(HTML) 137 Page - STMicroelectronics

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DocID028010 Rev 3
137/217
STM32F479xx
Electrical characteristics
190
Table 60. I/O AC characteristics(1)(2)
OSPEEDRy
[1:0] bit
value(1)
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
00
fmax(IO)out Maximum frequency(3)
CL = 50 pF, VDD ≥ 2.7 V
-
-
4
MHz
CL = 50 pF, VDD ≥ 1.7 V
-
-
2
CL = 10 pF, VDD ≥ 2.7 V
-
-
8
CL = 10 pF, VDD ≥ 1.8 V
-
-
4
CL = 10 pF, VDD ≥ 1.7 V
-
-
3
tf(IO)out/
tr(IO)out
Output high to low level fall
time and output low to high
level rise time
CL = 50 pF, VDD = 1.7 V to
3.6 V
--
100
ns
01
fmax(IO)out Maximum frequency(3)
CL = 50 pF, VDD≥ 2.7 V
-
-
25
MHz
CL = 50 pF, VDD≥ 1.8 V
-
-
12.5
CL = 50 pF, VDD≥ 1.7 V
-
-
10
CL = 10 pF, VDD ≥ 2.7 V
-
-
50
CL = 10 pF, VDD≥ 1.8 V
-
-
20
CL = 10 pF, VDD≥ 1.7 V
-
-
12.5
tf(IO)out/
tr(IO)out
Output high to low level fall
time and output low to high
level rise time
CL = 50 pF, VDD ≥ 2.7 V
-
-
10
ns
CL = 10 pF, VDD ≥ 2.7 V
-
-
6
CL = 50 pF, VDD ≥ 1.7 V
-
-
20
CL = 10 pF, VDD ≥ 1.7 V
-
-
10
10
fmax(IO)out Maximum frequency(3)
CL = 40 pF, VDD ≥ 2.7 V
-
-
50(4)
MHz
CL = 10 pF, VDD ≥ 2.7 V
-
-
100(4)
CL = 40 pF, VDD ≥ 1.7 V
-
-
25
CL = 10 pF, VDD ≥ 1.8 V
-
-
50
CL = 10 pF, VDD ≥ 1.7 V
-
-
42.5
tf(IO)out/
tr(IO)out
Output high to low level fall
time and output low to high
level rise time
CL = 40 pF, VDD ≥2.7 V
-
-
6
ns
CL = 10 pF, VDD ≥ 2.7 V
-
-
4
CL = 40 pF, VDD ≥ 1.7 V
-
-
10
CL = 10 pF, VDD ≥ 1.7 V
-
-
6



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