SMR101
Preliminary Information
AC OPERATING CHARACTERISTICS
(Over recommended operating conditions, unless otherwise noted. All voltages are relative to GND.)
Symbol
Parameter
Notes
Min.
Typ.
Max
Unit
0.80
1
1.20 ms
T
RESET
Reset Output Timeout period
Programmed Default = 100ms
20
80
160
4.41
4.16
2.91
V
MON
Voltage Monitor Threshold
1
Programmed Default = 2.97V
2.75
2.64
2.5
2.38
2.25
0.10
0.20
0.40
T
RESET_SR
Programmable Reset Hold-
Down Delay times (soft reset)
Programmed Default = 0.25s
0.80
1.60
3.20
6.40
8
0.40
0.80
1.60
T
RESET_HR
Programmable Reset Hold-
Down Delay times (hard reset)
Programmed Default = 4s
3.20
6.40
12.80
25.60
25
100
200
4.5
4.25
2.97
2.81
2.7
2.55
2.43
2.3
0.125
0.25
0.5
1
2
4
8
10
0.5
1
2
4
8
16
32
30
120
240
4.59
4.34
3.03
2.87
2.76
2.6
2.48
2.35
0.15
0.30
0.60
1.20
2.40
4.80
9.60
12
0.60
1.20
2.40
4.80
9.60
19.20
38.40
ms
ms
ms
V
V
V
V
V
V
V
V
s
s
s
s
s
s
s
s
s
s
s
s
s
s
s
32
40
48 s
Note 1 - Voltage monitor threshold accuracies are relative to factory programmed setting, deviation from this setting can
result in errors exceeding those stated above.
Summit Microelectronics, Inc
2091 2.1 4/21/2005
6
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
