STM32F207ICH6 STMicroelectronics, STM32F207ICH6 Datasheet - Page 99

• Manufacturer Part Number: STM32F207ICH6
• Description: ARM Microcontrollers - MCU 32-Bit ARM Cortex M3 CAM 256 kB
• Manufacturer: STMicroelectronics

Specifications of STM32F207ICH6

• Product Category: ARM Microcontrollers - MCU
• Rohs: yes
• Core: ARM Cortex M3
• Data Bus Width: 32 bit

STM32F20xxx
Table 46.
1. The I/O speed is configured using the OSPEEDRy[1:0] bits. Refer to the STM32F20/21xxx reference manual for a
2. TBD stands for “to be defined”.
3. The maximum frequency is defined in
4. For maximum frequencies above 50 MHz, the compensation cell should be used.
OSPEEDRy
[1:0] bit
value
description of the GPIOx_SPEEDR GPIO port output speed register.
11
-
(1)
I/O AC characteristics
F
Figure 36. I/O AC characteristics definition
Symbol
max(IO)out
t
t
t
r(IO)out
EXTIpw
f(IO)out
Maximum frequency
Output high to low level fall
time
Output low to high level rise
time
Pulse width of external signals
detected by the EXTI
controller
EXT ERNAL
OUTPUT
ON 50pF
Maximum frequency is achieved if (t r + t f ) 2/3)T and if the duty cycle is (45-55%)
Parameter
Figure
(1)(2)
t r(I O)out
36.
(continued)
(3)
Doc ID 15818 Rev 9
10%
50%
when loaded by 50pF
C
C
C
C
C
C
C
C
L
L
L
L
L
L
L
L
90%
= 20 pF, 2.4 < V
= 20 pF, 2.4 < V
= 30 pF, V
= 30 pF, V
= 10 pF, V
= 10 pF, V
= 10 pF, V
= 10 pF, V
Conditions
T
DD
DD
DD >
DD >
DD >
DD >
10%
> 2.7 V
> 2.7 V
50%
2.70 V
1.8 V
2.70 V
1.8 V
DD
DD
90%
< 2.7 V
< 2.7 V
t r(I O)out
Electrical characteristics
Min
10
-
-
-
-
-
-
-
-
Typ
-
-
-
-
-
-
-
-
-
100
200
50
Max
TBD
TBD
TBD
TBD
TBD
ai14131
-
(4)
(4)
(4)
99/177
MHz
Unit
ns
ns