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TC54 Datasheet, PDF (3/12 Pages) TelCom Semiconductor, Inc – VOLTAGE DETECTOR
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TC54
2.0 PIN DESCRIPTIONS
The descriptions of the pins are listed in Table 2-1.
TABLE 2-1: PIN FUNCTION TABLE
Pin No.
(3-Pin SOT-23A)
(3-Pin SOT-89)
1
2
3
Symbol
VOUT
VIN
VSS
Description
Digital output. This output goes low when VIN drops below VDET - and returns high when VIN
rises above VDET - + VHYST. (See Figure 3-1, Timing Diagram.)
Analog input. This pin is both the power supply input and the voltage to be monitored.
Ground terminal.
Pin No.
(5-Pin SOT-23A)
1
2
3
4
5
Symbol
VOUT
VIN
VSS
NC
NC
Description
Digital output. This output goes low when VIN drops below VDET - and returns high when VIN
rises above VDET - + VHYST. (See Figure 3-1, Timing Diagram.)
Analog input. This pin is both the power supply input and the voltage to be monitored.
Ground terminal.
Not connected.
Not connected.
 2002 Microchip Technology Inc.
DS21434C-page 3
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