MIC2790_14 Datasheet, PDF (6/18 Pages) Micrel Semiconductor – Supervisor with High-Accuracy, Ultra-Fast Propagation Delay, and Capacitor-Programmable Reset Delay

Micrel, Inc.
Typical Characteristics
80
70
60
50
40
30
20
10
1
Supply Current
vs. Supply Voltage
125 C
85 C
-40 C
25 C
RERSEESTENTOnTotAaSsSseErRteTdED
2
3
4
5
6
SUPPLY VOLTAGE (V)
100000
Reset Timeout Delay
vs. C_TH
10000
1000
100
10
1
0.1
0.01 0.1
V_DD = 3.3V
1
10 100 1000 10000
CTH (nF)
Normalized SNS Threshold
vs. Supply Voltage
1.0%
0.8%
0.6%
0.4%
0.2%
SNS RISING
0.0%
-0.2%
-0.4%
SNS FALLING
-0.6%
-0.8%
-1.0%
1
2
3
4
5
6
SUPPLY VOLTAGE (V)
1.4
1.2
1
0.8
0.6
0.4
1
Reset Timeout Delay
vs. Supply Voltage
C_TH = 100pF
2
3
4
5
6
SUPPLY VOLTAGE (V)
Reset Timeout Delay
vs. Temperature
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
V_DD = 3.3V
0.5
C_TH = 100pF
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (°C)
Normalized SNS Threshold
vs. Temperature
1.0%
0.8%
0.6%
0.4%
0.2%
SNS FALLING
0.0%
-0.2%
-0.4%
SNS RISING
-0.6%
-0.8%
-1.0%
-40 -20
V_DD = 3.3V
0 20 40 60 80 100 120
TEMPERATURE (°C)
MIC2790/1/3
1.6
1.4
1.2
1
0.8
0.6
0.4
1
Reset Timeout Delay
vs. Supply Voltage
C_TH = 180nF
2
3
4
5
6
SUPPLY VOLTAGE (V)
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1
0.9
0.8
0.7
0.6
-40
Reset Timeout Delay
vs. Temperature
V_DD = 3.3V
C_TH = 180nF
-20 0 20 40 60 80 100 120
TEMPERATURE (°C)
C_TH Charging Current
vs. Supply Voltage
400
350
300
250
200
150
100
1
2
3
4
5
6
SUPPLY VOLTAGE (V)
May 22, 2014
6
Revision 1.2