UM805 Datasheet, PDF (2/14 Pages) Union Semiconductor, Inc. – Voltage Monitors with Manual Reset Input

Pin Configurations
UM805/811/812
Top View
GND 1
4 V_CC
RESET ₂
(RESET)
3 _MR
( ) are for UM812
Ordering Information
UM8 XX Z P
XX: Output Type
=05 Open-Drain Active Low
=11 Push-Pull Active Low
=12 Push-Pull Active High
Z: Reset Threshold (V)
=L 4.63
=M 4.38
=J 4.00
=T 3.08
=S 2.93
=R 2.63
=Z 2.32
P: Package Type
=E SOT143
Typical Operating Circuit
V_CC
4
3
XXX
1
2
M: Month Code
UM805/811/812
SOT143
VCC
UM805
UM811
UM812
RESET
(RESET)
MR
GND
Rpullup*
VCC
μP
RESET
INPUT
GND
PUSHBUTTON
SWITCH
*UM805 ONLY
( ) are for UM812
________________________________________________________________________
http://www.union-ic.com Rev.01 Jan.2015
2/14