AAT3510/1/2/3/4/5/6/7/8/9
Micropower µP Reset with Watchdog Timer
Typical Characteristics
Unless otherwise noted, V
IN
= 3V, T
A
= 25°C.
Supply Current vs. Temperature
10
V
CC
Falling to RESET Propagation
Delay vs. Temperature
Propagation Delay (µs)
160
140
120
100
80
60
40
20
0
-40
-20
0
20
40
60
80
100
9
Supply Current (µA)
8
7
6
5
4
3
2
1
0
-40
V
CC
= 5V
V
CC
Falling at 1mV/µs
V
RST
- V
CC
= 100mV
V
CC
=
3V
V
CC
=
1V
-20
0
20
40
60
80
100
Temperature (°C)
Temperature (°C)
Manual Reset to RESET Propagation
Delay vs. Temperature
Normalized Timeout Period
Propagation Delay (ns)
500
450
400
350
300
250
200
-40
-20
0
20
40
60
80
100
1.05
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
-40
Normalized Reset Timeout Period
vs. Temperature
V
CC
= 5V
-20
0
20
40
60
80
100
Temperature (°C)
Temperature (°C)
Normalized Watchdog Timeout Period
vs. Temperature
Normalized Timeout Period
1.05
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
-40
Maximum V
CC
Transient Duration vs.
Reset Threshold Overdrive
Transient Duration (µs)
80
70
60
50
40
30
20
10
0
10
100
1000
V
RST
= 2.63V
-20
0
20
40
60
80
100
Temperature (°C)
Reset Threshold Overdrive (mV) V
RST
- V
CC
6
3510.2006.03.1.7
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
