ADM691A Analog Devices, ADM691A Datasheet - Page 5
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ADM691A
Manufacturer Part Number
ADM691A
Description
Manufacturer
Analog Devices
Datasheet
1.ADM691A.pdf
(12 pages)
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
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Manufacturer
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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