ADM8690 Analog Devices, ADM8690 Datasheet - Page 9

• Manufacturer Part Number: ADM8690
• Description: µP Supervisory Circuit, 8-Pin DIP
• Manufacturer: Analog Devices

Specifications of ADM8690

• Batt-backup-flg: Yes
• Product Description: uP Supv Ckt, Watchdog Timer, Backup Battery Switching, 4.65V Reset Trip Voltage, 8-Pin DIP & SOIC
• Reset Threshold (v): 4.65
• Min Reset Timeout (ms): 35
• Reset Output-stage: Active-Low/Push-Pull
• Backup-battery Switch: Yes
• Chip Enable Gating: ---
• Typ Watchdog Timeout (ms): 100,1600
• Package: DIP,SOIC
• Us Price 1000-4999: n/a

Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
2.800
2.798
2.796
2.794
2.792
2.790
2.788
2.786
5.00
4.99
4.98
4.97
4.96
4.95
4.94
100
0%
90
10
150
10
Figure 7. Reset Output Voltage vs. Supply Voltage
A4
1V
250
20
Figure 5. V
Figure 6. V
350
30
3.36V
1V
450
OUT
40
OUT
vs. I
vs. I
550
50
I
OUT
I
OUT
OUT
OUT
, Normal Operation
(mA)
(µA)
, Battery Backup
650
60
500ms
750
70
850
80
950
90
1050
100
Rev. C | Page 9 of 24
1.315
1.310
1.305
1.300
1.295
1.290
1.285
1.280
4.69
4.67
4.65
4.63
4.61
4.59
4.57
4.55
53
52
51
50
49
20
–60
–60
V
Figure 10. Reset Voltage Threshold vs. Temperature
CC
V
Figure 8. PFI Input Threshold vs. Temperature
CC
= 5V
Figure 9. Reset Active Time vs. Temperature
= 5V
–30
–30
ADM8690/ADM8691/ADM8695
40
0
TEMPERATURE (°C)
0
TEMPERATURE (°C)
TEMPERATURE (°C)
60
30
30
80
60
60
ADM8690/
100
ADM8691
90
90
120
120
120