ADM2914 Analog Devices, ADM2914 Datasheet - Page 7

• Manufacturer Part Number: ADM2914
• Description: Quad UV/OV Positive/Negative Voltage Supervisor
• Manufacturer: Analog Devices

Specifications of ADM2914

• # Of Monitored Voltages: 4
• Backup-battery Switch: No
• Manual Reset Capability: No
• Package: SOP
• Reset Threshold Summary: Adjustable
• Reset Output-stage: Active-Low/Open-Drain
• Min Reset Timeout (ms): Adj
• Watchdog Timer: No

–0.1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
12
11
10
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
9
8
7
6
–40
0
0
0
0
VHx = 0.55V
SEL = V
Figure 10. UV / OV Timeout Period vs. Temperature
0.1
Figure 11. UV Output Voltage vs. V
CC
Figure 12. UV Output Voltage vs. V
–15
0.2
1
WITH 10kΩ PULL-UP
SUPPLY VOLTAGE, V
0.3
SUPPLY VOLTAGE, V
TEMPERATURE (°C)
10
0.4
2
WITHOUT PULL-UP
0.5
35
0.6
3
CC
CC
(V)
(V)
0.7
CC
CC
60
0.8
4
0.9
85
1.0
5
Rev. B | Page 7 of 16
1000
–0.5
Figure 14. UV / OV Voltage Output Low vs. Output Sink Current
900
800
700
600
500
400
300
200
100
3.0
2.5
2.0
1.5
1.0
0.5
10k
100
1k
10
0
0
1
0.1
0
0
VHx = 0.45V
SEL = V
Figure 15. UV / OV Timeout Period vs. Capacitance
CC
1
TIMER PIN CAPACITANCE C
1
Figure 13. I
SUPPLY VOLTAGE, V
2
5
+85°C
I
SINK
SINK
– 40°C
3
10
, I
(mA)
UV
vs. V
UV = 150mV
UV = 50mV
CC
+25°C
CC
10
4
TIMER
(V)
100
(nF)
5
ADM2914
1000
15
6