UM809 Datasheet, PDF (5/15 Pages) Union Semiconductor, Inc. – 3-Pin Microprocessor Reset Circuits

Block Diagram
UM809/810
Typical Operating Circuit
Typical Characteristics
The following data is given for UM809 threshold levels: 2.63V, 3.08V, 4.00V and 4.38V.
UM810 threshold levels: 2.63V, 2.93V, 3.08V, 4.38V and 4.63V.
6
6
5
5
4
VCC=5V
3
2
VCC=3V
1
0
-40
-20
0
20
40
60
85
TEMPERATURE(^oC)
Figure 1. Supply Current vs Temperature
(No Load,SC70)
4
VCC=5V
3
2
VCC=3V
1
0
-40
-20
0
20
40
60
85
TEMPERATURE(^oC)
Figure 2. Supply Current vs Temperature
(No Load,SOT23-3)
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http://www.union-ic.com Rev.04 Dec.2013
5/15