STM32F103C4H6ATR STMICROELECTRONICS [STMicroelectronics], STM32F103C4H6ATR Datasheet - Page 56

• Manufacturer Part Number: STM32F103C4H6ATR
• Description: Low-density performance line, ARM-based 32-bit MCU with 16 or 32 KB Flash, USB, CAN, 6 timers, 2 ADCs, 6 communication interfaces
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

5.3.14
56/80
Figure 23. 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 V
TIM timer characteristics
The parameters given in
Refer to
function characteristics (output compare, input capture, external clock, PWM output).
Table 38.
1. TIMx is used as a general term to refer to the TIM1, TIM2, TIM3 and TIM4 timers.
t
MAX_COUNT
t
Symbol
COUNTER
Table 37
t
Res
res(TIM)
f
EXT
TIM
Section 5.3.12: I/O port characteristics
. Otherwise the reset will not be taken into account by the device.
External
reset circuit
TIMx
Timer resolution time
Timer external clock
frequency on CH1 to CH4
Timer resolution
16-bit counter clock period
when internal clock is
selected
Maximum possible count
(1)
characteristics
(1)
Parameter
0.1 µF
Table 38
NRST
Doc ID 15060 Rev 3
(2)
are guaranteed by design.
V DD
f
R PU
f
TIMxCLK
f
f
TIMxCLK
TIMxCLK
TIMxCLK
Conditions
= 72 MHz
= 72 MHz
= 72 MHz 0.0139
= 72 MHz
for details on the input/output alternate
Filter
13.9
Min
1
0
0
1
STM32F10xxx
IL(NRST)
Internal Reset
65536 × 65536
max level specified in
f
TIMxCLK
65536
Max
59.6
910
16
36
/2
ai14132c
t
t
t
TIMxCLK
TIMxCLK
TIMxCLK
MHz
MHz
Unit
ns
bit
µs
s