SGM803_15 Datasheet, PDF (9/13 Pages) SG Micro Corp – Microprocessor Supervisory

SGM803/SGM809/SGM810
Microprocessor Supervisory
Circuit in 3-Pin SOT-23
DETAILED DESCRIPTIONS
RESET TIMING
The reset signal is asserted LOW for the SGM809 and HIGH for the SGM810 when the power supply voltage falls below the
threshold trip voltage and remains asserted for at least 150ms after the power supply voltage has risen above the threshold.
5V
Power
Supply
Voltage
0V
5V
RESET
0V
Threshold
Voltage
Reset Timeout Period
150ms
minimum
SGM809
5V
RESET
0V
SGM810
Figure 4. Reset Timing Diagram
SG Micro Corp
9
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