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| TC32M_13 Datasheet, PDF (4/14 Pages) Microchip Technology – ECONOMONITOR™ – 3-Pin System Supervisor with Power Supply Monitor and Watchdog | |||
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TC32M
2.0 PIN DESCRIPTIONS
The descriptions of the pins are listed in Table 2-1.
TABLE 2-1: PIN FUNCTION TABLE
Pin No.
(SOT-223, TO-92)
1
2
3
4
Symbol
GND
VDD
RS
VDD
Description
Ground.
The +5V power supply input.
Reset/Strobe (Bidirectional). The open drain goes active if:
VDD falls below 4.5V nominal.
If pulled low by an external electronic signal or switch closure.
If the Watchdog is not strobed within the minimum Watchdog Time-out period.
During power-up and power-down.
In the Input mode, RS connects to a voltage level shift network (typically a resistor
divider to VDD.) The Watchdog Timer is reset when processor causes a voltage
level ï£ VSTL to be applied to RS.
The +5V power supply input (SOT-223 only).
DS21402D-page 4
ï£ 2001-2012 Microchip Technology Inc.
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