ADM8617 Analog Devices, ADM8617 Datasheet - Page 3

• 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

SPECIFICATIONS
V
Table 1.
Parameter
SUPPLY
RESET THRESHOLD VOLTAGE
RESET THRESHOLD TEMPERATURE COEFFICIENT
RESET THRESHOLD HYSTERESIS
RESET TIMEOUT PERIOD
V
RESET OUTPUT VOLTAGE
WATCHDOG INPUT
CC
CC
V
Supply Current
ADM861xL
ADM861xM
ADM861xT
ADM861xS
ADM861xR
ADM861xZ
ADM861xY
ADM861xW
ADM861xV
ADM861xxA
ADM861xxB
ADM861xxC
ADM861xxD
VOL (Open-Drain and Push-Pull)
VOH (Push-Pull Only)
RESET Rise Time
Open-Drain RESET Output Leakage Current
Watchdog Timeout Period
WDI Pulse Width
WDI Input Threshold
WDI Input Current
TO RESET DELAY
CC
= full operating range, T
ADM861xxxW
ADM861xxxX
ADM861xxxY
VIL
VIH
Operating Voltage Range
A
= −40
o
C to +85
o
C, unless otherwise noted.
Min
1
4.50
4.25
3.00
2.85
2.55
2.25
2.12
1.62
1.52
1
20
140
1120
0.8 × V
V
4.3
71
1.12
50
0.7 × V
−20
CC
− 1.5
CC
CC
Rev. B | Page 3 of 12
Typ
10
5
4.63
4.38
3.08
2.93
2.63
2.32
2.19
1.67
1.58
40
2 × V
1.4
28
200
1600
40
5
6.3
102
1.6
120
−15
TH
Max
5.5
20
12
4.75
4.50
3.15
3.00
2.70
2.38
2.25
1.71
1.62
2
40
280
2240
0.3
0.3
0.3
0.4
25
1
9.3
153
2.4
0.3 × V
160
CC
Unit
V
μA
μA
V
V
V
V
V
V
V
V
V
ppm/°C
mV
ms
ms
ms
ms
μs
V
V
V
V
V
V
ns
μA
ms
ms
sec
ns
V
V
μA
μA
Test Conditions/Comments
V
V
V
V
V
V
V
V
V
From 10% to 90% V
V
V
V
CC
CC
CC
CC
CC
CC
CC
CC
CC
IL
WDI
WDI
= 0.3 × V
= 5.5 V
= 3.6 V
falling at 1 mV/μs
≥ 1.0 V, I
≥ 1.2 V, I
≥ 2.7 V, I
≥ 4.5 V, I
≥ 2.7 V, I
≥ 4.5 V, I
= V
= 0
CC
ADM8616/ADM8617
CC
SINK
SINK
SINK
SINK
SOURCE
SOURCE
, V
= 50 μA
= 100 μA
= 1.2 mA
= 3.2 mA
IH
= 0.7 × V
= 500 μA
= 800 μA
CC
, C
L
= 5 pF, V
CC
CC
= 3.3 V