Table 43. I/O Ac Characteristics - STMicroelectronics STM32L100RC Manual

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STM32L100RC
Input/output AC characteristics
The definition and values of input/output AC characteristics are given in
Table 43, respectively.
Unless otherwise specified, the parameters given in
performed under the conditions summarized in
OSPEEDRx
[1:0] bit Symbol
(1)
value
f
max(IO)out
00
t
f(IO)out
t
r(IO)out
f
max(IO)out
01
t
f(IO)out
t
r(IO)out
F
max(IO)out
10
t
f(IO)out
t
r(IO)out
F
max(IO)out
11
t
f(IO)out
t
r(IO)out
- t
EXTIpw
1. The I/O speed is configured using the OSPEEDRx[1:0] bits. Refer to the STM32L151xx, STM32L152xx and STM32L162xx
reference manual for a description of GPIO Port configuration register.
2. Guaranteed by design, not tested in production.
3. The maximum frequency is defined in
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Table 43. I/O AC characteristics

Parameter
(3)
Maximum frequency
Output rise and fall time
(3)
Maximum frequency
Output rise and fall time
(3)
Maximum frequency
Output rise and fall time
(3)
Maximum frequency
Output rise and fall time
Pulse width of external
signals detected by the
EXTI controller
Figure 14.
DocID024995 Rev 4
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Table 43
Table 12.
(1)
Conditions
C = 50 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 50 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 50 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 50 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 50 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 50 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 30 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
C = 30 pF, V = 2.7 V to 3.6 V
L DD
C = 50 pF, V = 1.65 V to 2.7 V
L DD
-
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021-31660491
Figure 14 and
are derived from tests
(2)
Min Max
- 400
- 400
- 625
- 625
- 2
- 1
- 125
- 250
- 10
- 2
- 25
- 125
- 50
- 8
- 5
- 30
8 -
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Unit
kHz
ns
MHz
ns
MHz
ns
MHz
ns
75/104
96