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ST7DALIF2 Datasheet(PDF) 64 Page - STMicroelectronics

Part # ST7DALIF2
Description  Configurable watchdog timer
PDF  171 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7DALIF2 Datasheet(HTML) 64 Page - STMicroelectronics

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I/O ports
ST7DALIF2
64/171
Legend:
NI -
not implemented
Off -
implemented not activated
On -
implemented and activated
Table 25.
I/O port mode options
Configuration mode
Pull-up
P-buffer
Diodes
to VDD
to VSS
Input
Floating with/without Interrupt
Off
Off
On
On
Pull-up with/without Interrupt
On
Output
Push-pull
Off
On
Open Drain (logic level)
Off
True Open Drain
NI
NI
NI(1)
1.
The diode to VDD is not implemented in the true open drain pads. A local protection between the pad and
VOL is implemented to protect the device against positive stress.



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