ADM691A Analog Devices, ADM691A Datasheet - Page 5

• Manufacturer Part Number: ADM691A
• Manufacturer: Analog Devices

Specifications of ADM691A

• Batt-backup-flg: Yes
• Product Description: µP Supervisor with Battery Backup, Watchdog, Power Fail Indicator & Reset Generator
• Reset Threshold (v): 4.65
• Min Reset Timeout (ms): 140 (Adjustable)
• Reset Output-stage: Active-High/Open-Drain,Active-Low/Push-Pull
• Backup-battery Switch: Yes
• Chip Enable Gating: Yes
• Typ Watchdog Timeout (ms): 100,1600,adj.
• Package: DIP,SOIC,SOP
• Us Price 1000-4999: n/a

REV. 0
Figure 4. Chip Enable ON-Resistance vs. Temperature
Figure 3. I
Figure 2. I
100
90
80
70
60
50
40
30
20
80
70
60
50
40
30
20
60
55
50
45
40
35
30
–50
–50
–50
BATT
CC
–25
–25
–30
vs. Temperature: Battery Backup Mode
vs. Temperature: Normal Operation
–10
0
0
TEMPERATURE – C
TEMPERATURE – C
TEMPERATURE – C
Typical Performance Curves–
25
10
25
50
30
50
75
75
50
100
100
70
125
125
90
–5–
Figure 5. V
Figure 7. V
Figure 6. V
ADM691A/ADM693A/ADM800L/M
1.2
1.1
1.0
0.9
0.8
0.7
0.6
80
70
60
50
40
30
20
10
70
60
50
40
30
20
10
0
–50
0
40
4
CC
–30
BATT
to V
CC
to V
OUT
60
to V
–10
R
OUT
ON-Resistance vs. Temperature
OUT
6
TEMPERATURE – C
OUT
= 0.67
Voltage Drop vs. Current
R
10
I
I
OUT
OUT
Voltage Drop vs. Current
OUT
80
– mA
= 7
– mA
30
8
50
100
70
120
90
10