参数资料
型号: STM32F105VBT6TR
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 72 MHz, RISC MICROCONTROLLER, PQFP100
封装: 14 X 14 MM, ROHS COMPLIANT, LQFP-100
文件页数: 53/95页
文件大小: 1007K
代理商: STM32F105VBT6TR
STM32F105xx, STM32F107xx
Electrical characteristics
Doc ID 15274 Rev 4
57/95
Figure 18.
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 will not be taken into account by the device.
5.3.14
TIM timer characteristics
The parameters given in Table 39 are guaranteed by design.
Refer to Section 5.3.12: I/O port characteristics for details on the input/output alternate
function characteristics (output compare, input capture, external clock, PWM output).
ai14132c
S
TM32F10xxx
RPU
NRST(2)
VDD
Filter
Internal reset
0.1 F
External
reset circuit(1)
Table 39.
TIMx(1) characteristics
1. TIMx is used as a general term to refer to the TIM1, TIM2, TIM3, TIM4 and TIM5 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
s
tMAX_COUNT Maximum possible count
65536 × 65536
tTIMxCLK
fTIMxCLK = 72 MHz
59.6
s
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