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Voltage Sequencing and Tracking



DATA SHEETS
Part Number Description Key Advantages
MAX6880, MAX6881, MAX6882,
...		 Dual-/Triple-Voltage, Power-Supply Sequencers/Supervisors
MAX6877, MAX6878, MAX6879 Dual-/Triple-Voltage, Power-Supply Trackers/Sequencers/Supervisors
MAX6895, MAX6896, MAX6897,
...		 Ultra-Small, Adjustable Sequencing/Supervisory Circuits
MAX6892, MAX6893, MAX6894 Pin-Selectable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors
MAX6889, MAX6890, MAX6891 EEPROM-Programmable, Octal/Hex/Quad, Power-Supply Sequencers/Supervisors
MAX6876 EEPROM-Programmable, Quad, Power-Supply Tracker/Sequencer Circuit
MAX6870, MAX6871 EEPROM-Programmable Hex/Quad Power-Supply Sequencers/Supervisors with ADC

EEPROM-Programmable Hex/Quad Power-Supply Sequencers/Supervisors with ADC
MAX6391, MAX6392 Dual-Voltage µP Supervisory Circuits with Sequenced Reset Outputs
MAX6819, MAX6820 SOT23 Power-Supply Sequencers

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



Key Specifications:

Power-Supply Sequencers and Voltage Trackers
Part Number Option Interface Input Chan. VIN
(V)		 Features RoHS Available Industry Qualified Oper. Temp.
(°C)		 Package/Pins Smallest Available Pckg.
(mm2)
max max w/pins
MAX6889  Sequence I2C/SMBus 8 >6
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/32
 26
MAX6890  Sequence I2C/SMBus 6 >6
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/28
 26
MAX6891  Sequence I2C/SMBus 4 >6
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/20
 26
MAX6892  Sequence Pin-Selectable 8 <6
Enable Input
Reset Output
 Yes - -40 to +85
TQFN/32
 26
MAX6893  Sequence Pin-Selectable 6 <6
Enable Input
Reset Output
 See Data Sheet - -40 to +85
TQFN/28
 26
MAX6894  Sequence Pin-Selectable 4 <6
Enable Input
Reset Output
 Yes - -40 to +85
TQFN/28
 26
MAX6877 
Sequence
Sequence and Track
Track
Factory Fixed
R/C Adjustable
 3 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/24
 16.8
MAX6878 
Sequence
Sequence and Track
Track
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/24
 16.8
MAX6879 
Sequence
Sequence and Track
Track
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6880  Sequence
Factory Fixed
R/C Adjustable
 3 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/24
 16.8
MAX6881  Sequence
Factory Fixed
R/C Adjustable
 3 <6
Charge Pump Output
Enable Input
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6882  Sequence
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Reset Output
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6883  Sequence
Factory Fixed
R/C Adjustable
 2 <6
Charge Pump Output
Enable Input
Slew Rate Control
 Yes - -40 to +85
TQFN/16
 16.8
MAX6895  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6896  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6897  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6898  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6899  Sequence
Factory Fixed
R/C Adjustable
 1 <6
Enable Input
Overvoltage Detection
 Yes Automotive - General -40 to +125
µDFN/6
TSOT/6
 1.6
MAX6876 
Sequence
Sequence and Track
Track
 I2C/SMBus 4 <6
Charge Pump Output
Current Sensing
Enable Input
Overvoltage Detection
Reset Output
Slew Rate Control
User EEPROM
 Yes - -40 to +85
TQFN/36
 37.2
MAX6870  Sequence I2C/SMBus 6 >6
ADC
Charge Pump Output
Enable Input
Overvoltage Detection
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/32
 50.4
MAX6871  Sequence I2C/SMBus 4 >6
ADC
Charge Pump Output
Enable Input
Overvoltage Detection
User EEPROM
Watchdog Timer
 Yes - -40 to +85
TQFN/32
 50.4
MAX6391  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes -
-40 to +85
0 to +70
SOT/8
 9
MAX6392  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Reset Output Yes -
-40 to +85
0 to +70
SOT/8
 9
MAX6819  Sequence
Factory Fixed
R/C Adjustable
 2 <6 Enable Input Yes Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
MAX6820  Sequence
Factory Fixed
R/C Adjustable
 2 <6 - Yes Automotive - General
-40 to +85
-40 to +125
0 to +70
SOT/6
 9
See All Power-Supply Sequencers and Voltage Trackers (55)

Supervisors (1 Monitored Voltage)
Part Number Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
min @ +25°C max
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
Active High
Push-Pull
1ms to 15ms
15ms to 85ms
85ms to 300ms
300ms to 1s
<1ms
>1s
Adjustable
 No Watchdog
Adjustable Reset Input
Overvoltage/Window Monitor
 1.8 20
MAX6896 
Active Low
Push-Pull
MAX6897 
Active High
Open Drain
MAX6898 
Active Low
Open Drain
MAX6899 
Active High
Push-Pull
See All Supervisors (1 Monitored Voltage) (274)

Supervisors (2 Monitored Voltages)
Part Number Interface Reset Thresh.
(V)		 Reset Out tRESET Watchdog Feature Supervisor Features Reset Thresh. Accur.
(%)		 ICC
(µA)
min @ +25°C max
MAX6391 
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
Active Low
Open Drain
85ms to 300ms
300ms to 1s
>1s
Adjustable
 No Watchdog Adjustable Reset Input 1.5 25
MAX6392 
Active Low
Open Drain
Push-Pull
Adjustable Reset Input
Manual Reset
See All Supervisors (2 Monitored Voltages) (84)





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