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STM32F103CBT7XXX Datasheet(PDF) 67 Page - STMicroelectronics

Part # STM32F103CBT7XXX
Description  Medium-density performance line Arm®-based 32-bit MCU with 64 or 128 KB Flash, USB, CAN, 7 timers, 2 ADCs, 9 com. interfaces
PDF  116 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STM32F103CBT7XXX Datasheet(HTML) 67 Page - STMicroelectronics

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DS5319 Rev 18
67/116
STM32F103x8, STM32F103xB
Electrical characteristics
115
Figure 31. Recommended NRST pin protection
2. The reset network protects the device against parasitic resets.
3. The user must ensure that the level on the NRST pin can go below the VIL(NRST) max level specified in
Table 38, otherwise the reset is not taken into account by the device.
5.3.15
TIM timer characteristics
The parameters given in Table 39 are specified by design, not tested in production.
Refer to Section 5.3.12 for details on the input/output alternate function characteristics
(output compare, input capture, external clock, PWM output).
ai14132d
STM32
RPU
NRST(2)
VDD
Filter
Internal Reset
0.1 μF
External
reset circuit (1)
Table 39. TIMx(1) characteristics
1. TIMx is used as a general term to refer to the TIM1, TIM2, TIM3 and TIM4 timers.
Symbol
Parameter
Conditions
Min
Max
Unit
tres(TIM)
Timer resolution time
-1
-
tTIMxCLK
fTIMxCLK = 72 MHz
13.9
-
ns
fEXT
Timer external clock
frequency on CH1 to CH4
-0
fTIMxCLK/2
MHz
fTIMxCLK = 72 MHz
036
MHz
ResTIM
Timer resolution
-
-
16
bit
tCOUNTER
16-bit counter clock period
when internal clock is
selected
-
1
65536
tTIMxCLK
fTIMxCLK = 72 MHz 0.0139
910
µs
tMAX_COUNT Maximum possible count
-
-
65536 × 65536
tTIMxCLK
fTIMxCLK = 72 MHz
-59.6
s



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