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Maxim > Solutions > Telecom Switches (PBX and Central Office)

Multi-Voltage Supervisors

DATA SHEETS
Display Title/Parts Key Advantages
QV  PDF High-Voltage Watchdog Timers with Adjustable Timeout Delay
MAX16997, MAX16998

Highest Input Voltage Watchdog Consumes Only 18µA Supply Current
QV  PDF Hex/Quad, Power-Supply Supervisory Circuits
MAX6887, MAX6888
QV  PDF Pin-Selectable, Hex Power-Supply Supervisory Circuit
MAX6886
QV  PDF EEPROM-Programmable, Hex, Power-Supply Supervisors with an ADC
MAX6884, MAX6885
QV  PDF Low-Power Dual-/Triple-Voltage SC70 µP Supervisory Circuits
MAX6736, MAX6737, MAX6738, MAX6739, MAX6740, MAX6741, MAX6742, MAX6743, MAX6744, MAX6745

Low-Power, Dual-/Triple-Voltage SC70 µP Supervisory Circuits are Ideal for Portable Equipment
QV  PDF Low-Voltage, High-Accuracy, Quad Window Monitor in Small TQFN Package
MAX16008, MAX16009

1.5% Accurate, Quad Window Monitor Provides Precision Monitoring
QV  PDF Low-Voltage, Quad-/Hex-/Octal-Voltage µP Supervisors in TQFN
MAX16000, MAX16001, MAX16002, MAX16003, MAX16004, MAX16005, MAX16006, MAX16007

Low-Voltage, Quad-/Hex-/Octal-Voltage µP Supervisors
QV  PDF Low-Voltage, High-Accuracy, Quad Voltage Monitors in µMAX Package
MAX6709, MAX6714
QV  PDF Dual/Triple Ultra-Low-Voltage SOT23 µP Supervisory Circuits
MAX6715, MAX6716, MAX6717, MAX6718, MAX6719, MAX6720, MAX6721, MAX6722, MAX6723, MAX6724, MAX6725, MAX6726, MAX6727, MAX6728, MAX6729
QV  PDF Low-Voltage, High-Accuracy, Triple/Quad Voltage µP Supervisory Circuits in SOT Package
MAX6700, MAX6710
QV  PDF Low-Voltage, SOT23, µP Supervisors with Power-Fail In/Out, Manual Reset, and Watchdog Timer
MAX6701, MAX6701A, MAX6702, MAX6702A, MAX6703, MAX6703A, MAX6704, MAX6705, MAX6705A, MAX6706, MAX6706A, MAX6707, MAX6707A, MAX6708



Key Specifications:  Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)		 Features RoHS Available Package/Pins Smallest Available Pckg.
(mm2)		 Oper. Temp.
(°C)
max max w/pins
MAX6741  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes
SC70/5
 5
-40 to +85
0 to +70
MAX6744 
SC70/5
See All Power-Supply Sequencers and Voltage Trackers (35)

Key Specifications:  Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low Active High min @ +25°C max
MAX6742 
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain -
85ms to 300ms
>1s
 No Watchdog -
Manual Reset
Power Fail Comparator/Low Battery Detect
 3 10
MAX6745  Push-Pull -
85ms to 300ms
>1s
 No Watchdog - Power Fail Comparator/Low Battery Detect 3 10
MAX6704  Push-Pull Push-Pull 85ms to 300ms Input (WDI) 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6705  Push-Pull - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6706  - Push-Pull 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6707  Open Drain - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
MAX6708  Push-Pull Push-Pull 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 - 25
See All Supervisors (1 Monitored Voltage) (274)

Key Specifications:  Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low min @ +25°C max
MAX6736  Factory Fixed
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain
85ms to 300ms
>1s
 No Watchdog - Manual Reset 3 12
MAX6737  Factory Fixed Push-Pull
85ms to 300ms
>1s
 No Watchdog - Manual Reset 3 12
MAX6738 
Factory Fixed
R/C Adjustable
 Open Drain
85ms to 300ms
>1s
 No Watchdog -
Adjustable Reset Input
Manual Reset
 3 10
MAX6739 
Factory Fixed
R/C Adjustable
 Push-Pull
85ms to 300ms
>1s
 No Watchdog -
Adjustable Reset Input
Manual Reset
 3 10
MAX6741 
Factory Fixed
R/C Adjustable
 Open Drain
85ms to 300ms
>1s
 No Watchdog - Manual Reset 3 12
MAX6744 
Factory Fixed
R/C Adjustable
 Push-Pull
85ms to 300ms
>1s
 No Watchdog - - 3 12
MAX6715  Factory Fixed Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 2.5 37
MAX6716  Factory Fixed Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 2.5 37
MAX6717  Factory Fixed Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 2.5 37
MAX6718  Factory Fixed Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog - Manual Reset 2.5 37
MAX6721  Factory Fixed Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Manual Reset 2.5 37
MAX6722  Factory Fixed Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Manual Reset 2.5 37
MAX6728  Factory Fixed Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 37
MAX6729  Factory Fixed Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 37
See All Supervisors (2 Monitored Voltages) (84)

Key Specifications:  Supervisors (3 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low Active High min @ +25°C max
MAX6740 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
 Open Drain -
85ms to 300ms
>1s
 No Watchdog -
Adjustable Reset Input
Manual Reset
 3 12
MAX6743 
Factory Fixed
R/C Adjustable
 Push-Pull -
85ms to 300ms
>1s
 No Watchdog - Adjustable Reset Input 3 12
MAX6700  R/C Adjustable Open Drain - <1ms No Watchdog - Adjustable Reset Input 1.5 50
MAX6719  Factory Fixed Open Drain -
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog -
Adjustable Reset Input
Manual Reset
 2.5 37
MAX6720  Factory Fixed Push-Pull -
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
 No Watchdog -
Adjustable Reset Input
Manual Reset
 2.5 37
MAX6723  Factory Fixed Open Drain -
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Adjustable Reset Input 2.5 37
MAX6724  Factory Fixed Push-Pull -
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
 Adjustable Reset Input 2.5 37
MAX6725  Factory Fixed Open Drain Open Drain
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
Adjustable Reset Input
Manual Reset
 2.5 37
MAX6726  Factory Fixed Push-Pull Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
Adjustable Reset Input
Manual Reset
 2.5 37
MAX6727  Factory Fixed Open Drain -
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
>1s
Extended Setup Period
Input (WDI)
1s to 2s
>2s
Adjustable Reset Input
Manual Reset
 2.5 37
MAX6701 
Factory Fixed
R/C Adjustable
 Push-Pull - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
 - 25
MAX6702 
Factory Fixed
R/C Adjustable
 - Push-Pull 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
 - 25
MAX6703 
Factory Fixed
R/C Adjustable
 Open Drain - 85ms to 300ms
Input (WDI)
Input/Output (WDI/WDO)
 1s to 2s
Adjustable Reset Input
Manual Reset
 - 25
See All Supervisors (3 Monitored Voltages) (32)

Key Specifications:  Supervisors (4 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
Active Low min @ +25°C max
MAX16000 
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Open Drain
Open Drain with Internal Pull-Up
 <1ms No Watchdog - Adjustable Reset Input 2.5 70
MAX16001 
Factory Fixed
R/C Adjustable
Open Drain
Open Drain with Internal Pull-Up
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 Input (WDI) 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 70
MAX16002 
Factory Fixed
R/C Adjustable
Open Drain
Open Drain with Internal Pull-Up
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 Input (WDI) -
Adjustable Reset Input
Manual Reset
 2.5 70
MAX16008  R/C Adjustable
Open Drain
Open Drain with Internal Pull-Up
 <1ms - -
Adjustable Reset Input
Overvoltage/Window Monitor
 1.5 70
MAX16009  R/C Adjustable
Open Drain
Open Drain with Internal Pull-Up
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 No Watchdog -
Adjustable Reset Input
Manual Reset
Overvoltage/Window Monitor
 1.5 70
MAX6709 
Factory Fixed
R/C Adjustable
 Open Drain <1ms No Watchdog - Adjustable Reset Input 2.5 50
MAX6714 
Factory Fixed
R/C Adjustable
 Open Drain 85ms to 300ms No Watchdog -
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
 2.5 90
MAX6710 
Factory Fixed
R/C Adjustable
 Open Drain 85ms to 300ms No Watchdog - Adjustable Reset Input 2.5 40
See All Supervisors (4 Monitored Voltages) (26)

Key Specifications:  Supervisors (> 5 Monitored Voltages)
Part Number Monitored Voltages Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Watchdog Timeout Supervisor Features ICC
(µA)
Active Low min max
MAX16003  6
Factory Fixed
R/C Adjustable
0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5
Open Drain
Open Drain with Internal Pull-Up
 <1ms No Watchdog -
Adjustable Reset Input
Power Fail Comparator/Low Battery Detect
 70
MAX16004  6
Open Drain
Open Drain with Internal Pull-Up
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
Input (WDI)
No Watchdog
 1s to 2s
Adjustable Reset Input
Manual Reset
Power Fail Comparator/Low Battery Detect
MAX16005  6
Open Drain
Open Drain with Internal Pull-Up
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
Input (WDI)
Input/Output (WDI/WDO)
No Watchdog
 1s to 2s
Adjustable Reset Input
Manual Reset
MAX16006  8
Open Drain
Open Drain with Internal Pull-Up
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
Input (WDI)
Input/Output (WDI/WDO)
No Watchdog
 1s to 2s
Adjustable Reset Input
Manual Reset
MAX16007  8 Open Drain Adjustable
Input (WDI)
No Watchdog
 1s to 2s
Adjustable Reset Input
Manual Reset
See All Supervisors (> 5 Monitored Voltages) (12)



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