参数资料
型号: ST72621L4M1
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO34
封装: 0.300 INCH, LEAD FREE, SHRINK, PLASTIC, SOP-34
文件页数: 56/139页
文件大小: 1264K
代理商: ST72621L4M1
ST7262xxx
23/139
Doc ID 6996 Rev 5
Figure 19. Reset Block Diagram
Note: The output of the external reset circuit must have an open-drain output to drive the ST7 reset pad.
Otherwise the device can be damaged when the ST7 generates an internal reset (LVD or watchdog).
RESET
RON
VDD
WATCHDOG RESET
LVD RESET
INTERNAL
RESET
PULSE
GENERATOR
200ns
Filter
tw(RSTL)out + 128 fOSC
delay
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