SE811 Datasheet, PDF (3/8 Pages) Seaward Electronics Inc. – 4-Pin Microprocessor Reset Monitor

4-Pin Microprocessor Reset Monitor
(Preliminary)
SE811
Electrical Characteristics
Vcc=5V for L/M/J ;3.3V for T/S ;3.0V for R ,T_A = 25°C, unless otherwise specified.
Symbol
Parameter
Condition
Min
Typ Max
Unit
V_CC
Input Voltage
2.0
5.5
V
I_CC
Supply Current
--
7
10
μA
SE811L-4.63V
4.51
4.63 4.75
SE811M-4.38V 4.27
4.38 4.49
SE811J-4.00V
3.90
4.00 4.10
V_TH
Reset Threshold
SE811T-3.08V
3.00
3.08 3.16
V
SE811S-2.93V
2.85
2.93 3.00
SE811R-2.63V
2.56
2.63 2.70
SE811R-2.30V
2.18
2.25 2.33
Reset Threshold Temperature
Coefficient⁽⁴⁾
--
30
-- ppm/°C
V_CC to Reset Delay V_CC = V_TH to
(V_TH – 100mV)
Reset Active Timeout Period
--
20
--
μsec
--
150
msec
V_OL
RESET Output Voltage Low
I_SINK = 3mA
--
--
0.4
V
V_OH
RESET Output Voltage High
I_SOURCE =
0.8V_CC
--
--
V
800μA
Tmr
MR Minimum Pulse Width
10
μsec
Tmd
MR to RESET Propagation Delay
1
μsec
MR Input Threshold
V_LOW
V_HIGH
0.25Vcc V
Open(High-Z)
V
Revision 5/15/2009
Preliminary and all contents are subject to change without prior notice.
© Seaward Electronics, Inc., 2007. • www.seawardinc.com
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