ADM690ANZ Analog Devices Inc, ADM690ANZ Datasheet - Page 9
ADM690ANZ
Manufacturer Part Number
ADM690ANZ
Description
IC SUPERVISOR MPU 4.65 WD 8DIP
Manufacturer
Analog Devices Inc
Type
Battery Backup Circuitr
Datasheet
1.ADM694ANZ.pdf
(16 pages)
Specifications of ADM690ANZ
Number Of Voltages Monitored
1
Output
Push-Pull, Totem Pole
Reset
Active Low
Reset Timeout
35 ms Minimum
Voltage - Threshold
4.65V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Through Hole
Package / Case
8-DIP (0.300", 7.62mm)
Threshold Voltage
4.65V
No. Of Supervisors / Monitors
1
Supply Voltage Range
1V To 5.5V
Reset Type
Active-Low
Supply Current
1.95mA
Delay Time
200ms
Digital Ic Case Style
DIP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
REV. A
Figure 11. PFI Input Threshold vs.
Temperature
Figure 14. Power Fail Comparator
Response Time
1.303
1.300
1.35
1.25
5.00
4.85
1.302
1.301
1.299
4.95
4.90
4.80
Figure 8. V
Operation
6
5
4
3
2
1
0
0
20
0
0.1
20
40
SLOPE = 1.5
0.2
TEMPERATURE –
OUT
0.3 0.4
1.3V
V
TIME – s
40
I
60
OUT
PFI
vs. I
V
T
– mA
A
CC
= +25 C
0.5 0.6
PFO
OUT
60
= 5V
80
V
T
Normal
A
°
CC
C
= +25 C
0.7
80
= 5V
100
30pF
0.8
100
120
1.35
1.25
Figure 15. Power Fail Comparator
Response Time
2.80
2.77
2.79
2.78
2.76
53
50
52
51
49
6
5
4
3
2
1
0
Figure 9. V
Backup
Figure 12. Reset Active Time vs.
Temperature
20
Typical Performance Curves–ADM690–ADM695
0
V
T
CC
A
0
= +25 C
= 5V
40
10
200
TEMPERATURE – C
SLOPE = 20
20
OUT
V
1.3V
30 40
60
TIME – s
400
PFI
–9–
I
OUT
vs. I
– A
PFO
V
V
T
50 60
80
600
A
OUT
CC
BATT
= +25 C
= 0V
V
= +2.8V
ADM690
ADM691
ADM692
ADM693
Battery
CC
100
70
800
30pF
= +5V
80
120
90
1000
Figure 16. Power Fail Comparator
Response Time with Pull-Up Resistor
Figure 10. Reset Output Voltage vs.
Supply Voltage
Figure 13. Reset Voltage Threshold
vs. Temperature
1.35
1.25
100
90
10
0%
4.70
4.68
4.66
4.64
4.62
6
5
4
3
2
1
0
0
20
1V
A4
V
T
CC
A
0
= +25 C
V
POWER-UP
POWER-DOWN
= 5V
CC
0.2
3.36 V
40
1V
= +5V
0.4
TEMPERATURE – C
0.6 0.8
V
1.3V
TIME – s
60
PFI
PFO
1.0 1.2
80
500ms
+5V
+5V
ADM690
ADM691
ADM694
ADM695
1.4
100
10k
30pF
1.6
1.8
120