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Maxim > Solutions > Computers: Notebook

Sequencing Circuits

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Ultra-Small, Adjustable Sequencing/Supervisory Circuits
MAX6895, MAX6896, MAX6897, MAX6898, MAX6899
QV  PDF Dual-Voltage µP Supervisory Circuits with Sequenced Reset Outputs
MAX6391, MAX6392
QV  PDF SOT23 Power-Supply Sequencers
MAX6819, MAX6820

Power Supply Sequencers for Dual/Multi-Voltage Systems Control Power On/Power Off Characteristics for Higher System Reliability



Key Specifications:   Microprocessor Supervisors
Part Number Number of Monitored Voltages Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6895  1 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6896  1 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6897  1 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 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6898  1 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  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Automotive - General MicroDFN/6 2 -40 to +125
MAX6899  1 0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6391  2 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  -  300ms to 1s
85ms to 300ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input 1.5 25  -  SOT-23/8 9 -40 to +85
0 to +70
MAX6392  2 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
Push-Pull 		 -  300ms to 1s
85ms to 300ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Manual Reset 		1.5 25  -  SOT-23/8 9 -40 to +85
0 to +70
See All Microprocessor Supervisors (435)

Key Specifications:   Sequencers/Trackers
Part Number Option Interface Number of Input Channels Maximum Operating Voltage Range (V) Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6895  Sequence Factory Fixed
R/C Adjustable 		1 <6 MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6896  Sequence Factory Fixed
R/C Adjustable 		1 <6 MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6897  Sequence Factory Fixed
R/C Adjustable 		1 <6 MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6898  Sequence Factory Fixed
R/C Adjustable 		1 <6 MicroDFN/6 2 -40 to +125
MAX6899  Sequence Factory Fixed
R/C Adjustable 		1 <6 MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6391  Sequence Factory Fixed
R/C Adjustable 		2 <6 SOT-23/8 9 -40 to +85
0 to +70
MAX6392  Sequence Factory Fixed
R/C Adjustable 		2 <6 SOT-23/8 9 -40 to +85
0 to +70
MAX6819  Sequence Factory Fixed
R/C Adjustable 		2 <6 SOT-23/6 9 -40 to +125
-40 to +85
0 to +70
MAX6820  Sequence Factory Fixed
R/C Adjustable 		2 <6 SOT-23/6 9 -40 to +125
-40 to +85
0 to +70
See All Sequencers/Trackers (50)

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-Low Reset Output Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Supervisor Functions Industry Qualified Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6895  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Multivoltage Monitor
Sequencer/ Tracker
Simple Reset/ Power-On Reset
Voltage Detector/ Battery Monitor 		Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6896  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		Push-Pull  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Multivoltage Monitor
Sequencer/ Tracker
Simple Reset/ Power-On Reset
Voltage Detector/ Battery Monitor 		Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6897  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 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Multivoltage Monitor
Sequencer/ Tracker
Simple Reset/ Power-On Reset
Voltage Detector/ Battery Monitor 		Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
MAX6898  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  -  15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Multivoltage Monitor
Sequencer/ Tracker
Simple Reset/ Power-On Reset
Voltage Detector/ Battery Monitor 		Automotive - General MicroDFN/6 2 -40 to +125
MAX6899  0 to 1.2
1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5 		 -  Push-Pull 15ms to 85ms
1ms to 15ms
300ms to 1s
85ms to 300ms
<1ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Overvoltage/Window Monitor 		1.8 20 Multivoltage Monitor
Sequencer/ Tracker
Simple Reset/ Power-On Reset
Voltage Detector/ Battery Monitor 		Automotive - General MicroDFN/6
SOT-23/6 		2 -40 to +125
See All Supervisors (1 Monitored Voltage) (275)

Key Specifications:   Supervisors (2 Monitored Voltages)
Part Number Reset Threshold Range (V) Active-Low Reset Output Min. Reset Timeout Range Watchdog Feature Supervisor Features Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) Supervisor Functions Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C)
MAX6391  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 300ms to 1s
85ms to 300ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input 1.5 25 Multivoltage Monitor
Sequencer/ Tracker 		SOT-23/8 9 -40 to +85
0 to +70
MAX6392  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
Push-Pull 		300ms to 1s
85ms to 300ms
>1s
Adjustable 		No Watchdog Adjustable Reset Input
Manual Reset 		1.5 25 Multivoltage Monitor
Sequencer/ Tracker 		SOT-23/8 9 -40 to +85
0 to +70
See All Supervisors (2 Monitored Voltages) (87)


         



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