参数资料
型号: ST62P15CM3
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: MICROCONTROLLER, PDSO28
封装: PLASTIC, SOP-28
文件页数: 93/105页
文件大小: 1412K
代理商: ST62P15CM3
ST6215C/ST6225C
88/105
CONTROL PIN CHARACTERISTICS (Cont’d)
11.10 TIMER PERIPHERAL CHARACTERISTICS
Subject to general operating conditions for VDD,
fOSC, and TA unless otherwise specified.
Refer to I/O port characteristics for more details on
the input/output alternate function characteristics
(TIMER).
11.10.1 Watchdog Timer
11.10.2 8-Bit Timer
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
tw(WDG)
Watchdog time-out duration
3,072
196,608
tINT
fCPU=4MHz
0.768
49.152
ms
fCPU=8MHz
0.384
24.576
ms
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
fEXT
Timer external clock frequency
0
fINT/4
MHz
tw
Pulse width at TIMER pin
VDD>4.5V
125
ns
VDD=3V
1
s
1
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