ADM8617 Analog Devices, ADM8617 Datasheet - Page 6

• Manufacturer Part Number: ADM8617
• Description: Low Voltage Supervisory Circuit with Watchdog in 4-Lead SC70 (Active-low with an Open-Drain Output)
• Manufacturer: Analog Devices

Specifications of ADM8617

• Batt-backup-flg: No
• Manual Reset Capability: No
• Package: SC70
• Power Fail Indicator: No
• Reset Threshold Summary: 9 Options--1.58 to 4.63V
• Reset Output-stage: Active-Low/Open-Drain
• Min Reset Timeout (ms): 1,1120,140,20
• Typ Watchdog Timeout (ms): 102,1600,6.3
• Watchdog Timer: Yes

ADM8616/ADM8617
TYPICAL PERFORMANCE CHARACTERISTICS
10.0
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
100
9.5
9.0
8.5
8.0
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.5
90
80
70
60
50
40
30
20
10
0
–40
–40
–40
Figure 4. Normalized RESET Timeout Period vs. Temperature
Figure 5. V
–20
–20
–20
Figure 3. Supply Current vs. Temperature
CC
0
0
0
to RESET Output Delay vs. Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
20
V
CC
V
V
CC
40
40
40
CC
= 3.3V
= 1.5V
= 5V
60
60
60
80
80
80
100
100
100
120
120
120
Rev. B | Page 6 of 12
Figure 8. Maximum V
1.20
1.15
1.10
1.05
1.00
0.95
0.90
1.05
1.04
1.03
1.02
1.01
1.00
0.99
0.98
0.97
0.96
0.95
160
140
120
100
Figure 6. Normalized Watchdog Timeout Period vs. Temperature
80
60
40
20
0
–40
–40
10
Figure 7. Normalized RESET Threshold vs. Temperature
V
CC
–20
–20
= 2.93V
RESET THRESHOLD OVERDRIVE (mV)
0
0
CC
Transient Duration vs. RESET Threshold Overdrive
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
40
40
100
60
60
V
CC
= 4.63V
80
80
100
100
120
120
1000