参数资料
型号: STM32F207ICT7TR
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 120 MHz, RISC MICROCONTROLLER, PQFP176
封装: 24 X 24 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-176
文件页数: 159/163页
文件大小: 2275K
代理商: STM32F207ICT7TR
STM32F205xx, STM32F207xx
Electrical characteristics
Doc ID 15818 Rev 7
5.3.18
TIM timer characteristics
The parameters given in Table 45 and Table 46 are guaranteed by design.
Refer to Section 5.3.16: I/O port characteristics for details on the input/output alternate
function characteristics (output compare, input capture, external clock, PWM output).
Table 45.
Characteristics of TIMx connected to the APB1 domain(1)
1.
TIMx is used as a general term to refer to the TIM2, TIM3, TIM4, TIM5, TIM6, TIM7, and TIM12 timers.
Symbol
Parameter
Conditions
Min
Max
Unit
tres(TIM)
Timer resolution time
AHB/APB1
prescaler distinct
from 1, fTIMxCLK =
60 MHz
1-
tTIMxCLK
16.7
-
ns
AHB/APB1
prescaler = 1,
fTIMxCLK = 30 MHz
1-
tTIMxCLK
33.3
-
ns
fEXT
Timer external clock
frequency on CH1 to CH4
fTIMxCLK = 60 MHz
APB1= 30 MHz
0
fTIMxCLK/2
MHz
030
MHz
ResTIM
Timer resolution
-
16/32
bit
tCOUNTER
16-bit counter clock period
when internal clock is
selected
1
65536
tTIMxCLK
0.0167
1092
s
32-bit counter clock period
when internal clock is
selected
1-
tTIMxCLK
0.0167
71582788
s
tMAX_COUNT Maximum possible count
-
65536 × 65536
tTIMxCLK
-71.6
s
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