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APM32F103TBU6-R 数据表(PDF) 44 Page - Geehy Semiconductor Co., Ltd.

部件名 APM32F103TBU6-R
功能描述  Arm® Cortex® -M3 based 32-bit MCU
PDF  78 Pages
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制造商  GEEHY [Geehy Semiconductor Co., Ltd.]
网页  https://global.geehy.com/
标志 GEEHY - Geehy Semiconductor Co., Ltd.

APM32F103TBU6-R 数据表(HTML) 44 Page - Geehy Semiconductor Co., Ltd.

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P a g e 43
Table34 AC Characteristics (TA=25
℃)
MODEx[1:0]
Configuration
Symbol
Parameter
Condition
Minimum
value
Maximum
value
Unit
10
(2MHz)
fmax(IO)out
Maximum frequency (2)
CL = 50 pF, VDD = 2~3.6V
-
2
MHz
tf(IO)out
Output fall time from high to low
level
CL = 50 pF, VDD = 2~3.6V
-
50(3)
ns
tr (IO)out
Output rise time from low to high
level
-
50(3)
01
(10MHz)
fmax(IO)out
Maximum frequency (2)
CL = 50 pF, VDD = 2~3.6V
-
10
MHz
tf(IO)out
Output fall time from high to low
level
CL = 50 pF, VDD = 2~3.6V
-
24(3)
ns
tr (IO)out
Output rise time from low to high
level
-
23
11
(50MHz)
fmax(IO)out
Maximum frequency (2)
CL = 30 pF, VDD =
2.7~3.6V
-
50
MHz
tf(IO)out
Output fall time from high to low
level
CL = 30 pF, VDD =
2.7~3.6V
-
6(3)
ns
tr (IO)out
Output rise time from low to high
level
-
8(3)
1.
The rate of I/O port can be configured through MODEx[1:0].
2.
The maximum frequency is defined by the figure below.
3.
Guaranteed by design and not tested in production.
Figure 13 I/O AC Characteristics Definition
T
10%
50%
90%
10%
50%
90%
tr(IO)OUT
tr(IO)OUT
外部输出负载
是50pF
如果(tr+tf)小于等于(2/3)T,并且占空比是（45~55%）
当负载为50pf时，达到最大的频率
Table35 Output Voltage Characteristics (test condition VCC=2.7~3.6V, TA=-40~105℃)
Symbo
Parameter
Condition
Minimum
value
Maximum
value
Unit
VOL(1)
Output low level when 8 pins absorbs
TTL port, IIO = +8mA
-
0.4
V
External output
on 50pF
Maximum frequency is achieved if (tr + tf) ≤(2/3)T and if the duty cycle
is (45~55%) when loded by 50pF



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