MAX16997AAUA+ Maxim Integrated Products, MAX16997AAUA+ Datasheet - Page 4

• Manufacturer Part Number: MAX16997AAUA+
• Description: IC TIMER WATCHDOG 8-UMAX
• Manufacturer: Maxim Integrated Products
• Type: Watchdog Circuitr

Specifications of MAX16997AAUA+

• Number Of Voltages Monitored: 1
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: Adjustable/Selectable
• Voltage - Threshold: Adjustable/Selectable
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

High-Voltage Watchdog Timers with
Adjustable Timeout Delay
(C
4
SWT
20.0
19.5
19.0
18.5
18.0
17.5
17.0
16.5
16.0
15.5
15.0
2.00
1.75
1.50
1.25
1.00
0.75
0.50
0.25
_______________________________________________________________________________________
520
515
510
505
500
495
490
485
480
475
470
0
= C
-40
-40
-40
RESET AND ENABLE NOT
ASSERTED
-25
-25 -10 5
-25
SRT
RESETIN FROM 2V TO 0V
-10 5 20 35 50
-10 5 20 35 50
RESETIN TO RESET DELAY
50mV OVERDRIVE
= 1500pF, T
vs. TEMPERATURE
vs. TEMPERATURE
vs. TEMPERATURE
SUPPLY CURRENT
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
100mV OVERDRIVE
20
I
35 50 65
RAMP
A
65 80
65 80
= +25°C, unless otherwise noted.)
80
95
95
95
110
110
110
125
125
125
Typical Operating Characteristics (continued)
1.35
1.33
1.30
1.28
1.25
1.23
1.20
1.18
1.15
1.13
1.10
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
8
7
6
5
4
3
2
1
0
-40
0
4
-25
RESETIN/EN THRESHOLD VOLTAGE
8
RESETIN/WATCHDOG PERIOD
0.5
-10 5 20 35 50
RESET OUTPUT VOLTAGE
12
WATCHDOG TIMEOUT
PERIOD (C
vs. SUPPLY VOLTAGE
RESET TIMEOUT
PERIOD (C
vs. TEMPERATURE
vs. SINK CURRENT
SUPPLY VOLTAGE (V)
SINK CURRENT (mA)
FALLING
TEMPERATURE (°C)
1.0
16
20
SWT
SRT
1.5
RISING
= 680pF)
= 680pF)
24
65 80
2.0
28
32
95
2.5
36
110
125
3.0
40
1.50
1.45
1.40
1.35
1.30
1.25
1.20
1.15
1.10
1.05
1.00
110
100
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
90
80
70
60
50
40
30
20
10
0
0
4
4
RESETIN/EN THRESHOLD VOLTAGE
8
8
RESETIN/WATCHDOG PERIOD
5
ENABLE OUTPUT VOLTAGE
WATCHDOG TIMEOUT
PERIOD (C
12
12
RESET TIMEOUT
PERIOD (C
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
vs. SINK CURRENT
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SINK CURRENT (mA)
10
16
16
FALLING
SWT
RISING
20
20
SRT
15
= 10nF)
= 10nF)
24
24
20
28
28
32
32
25
36
36
30
40
40